/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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 09:40:04,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 09:40:04,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 09:40:04,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 09:40:04,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 09:40:04,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 09:40:04,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 09:40:04,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 09:40:04,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 09:40:04,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 09:40:04,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 09:40:04,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 09:40:04,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 09:40:04,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 09:40:04,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 09:40:04,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 09:40:04,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 09:40:04,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 09:40:04,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 09:40:04,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 09:40:04,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 09:40:04,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 09:40:04,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 09:40:04,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 09:40:04,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 09:40:04,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 09:40:04,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 09:40:04,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 09:40:04,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 09:40:04,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 09:40:04,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 09:40:04,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 09:40:04,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 09:40:04,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 09:40:04,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 09:40:04,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 09:40:04,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 09:40:04,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 09:40:04,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 09:40:04,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 09:40:04,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 09:40:04,665 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 09:40:04,687 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 09:40:04,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 09:40:04,687 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 09:40:04,687 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 09:40:04,688 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 09:40:04,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 09:40:04,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 09:40:04,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 09:40:04,689 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 09:40:04,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 09:40:04,690 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 09:40:04,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 09:40:04,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 09:40:04,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 09:40:04,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 09:40:04,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 09:40:04,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 09:40:04,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 09:40:04,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 09:40:04,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 09:40:04,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 09:40:04,692 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 09:40:04,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 09:40:04,692 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 09:40:04,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 09:40:04,692 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 09:40:04,692 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 09:40:04,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 09:40:04,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 09:40:04,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 09:40:04,883 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 09:40:04,884 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 09:40:04,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2023-04-02 09:40:05,813 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 09:40:06,133 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 09:40:06,133 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2023-04-02 09:40:06,169 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d6d83d3f/9e5692b372cc4d55a6cfe8889e10d80c/FLAGbe68d3040 [2023-04-02 09:40:06,178 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d6d83d3f/9e5692b372cc4d55a6cfe8889e10d80c [2023-04-02 09:40:06,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 09:40:06,181 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 09:40:06,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 09:40:06,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 09:40:06,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 09:40:06,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:40:06" (1/1) ... [2023-04-02 09:40:06,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c30ef18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:06, skipping insertion in model container [2023-04-02 09:40:06,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:40:06" (1/1) ... [2023-04-02 09:40:06,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 09:40:06,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 09:40:07,162 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2023-04-02 09:40:07,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 09:40:07,316 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 09:40:07,477 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2023-04-02 09:40:07,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 09:40:07,551 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 09:40:07,556 INFO L208 MainTranslator]: Completed translation [2023-04-02 09:40:07,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07 WrapperNode [2023-04-02 09:40:07,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 09:40:07,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 09:40:07,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 09:40:07,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 09:40:07,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (1/1) ... [2023-04-02 09:40:07,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (1/1) ... [2023-04-02 09:40:07,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (1/1) ... [2023-04-02 09:40:07,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (1/1) ... [2023-04-02 09:40:07,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (1/1) ... [2023-04-02 09:40:07,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (1/1) ... [2023-04-02 09:40:07,735 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (1/1) ... [2023-04-02 09:40:07,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (1/1) ... [2023-04-02 09:40:07,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 09:40:07,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 09:40:07,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 09:40:07,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 09:40:07,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (1/1) ... [2023-04-02 09:40:07,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 09:40:07,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 09:40:07,811 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 09:40:07,830 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 09:40:07,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 09:40:07,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 09:40:07,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 09:40:07,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 09:40:07,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-02 09:40:07,843 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 09:40:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-04-02 09:40:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-02 09:40:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-02 09:40:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-02 09:40:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-02 09:40:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-02 09:40:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-04-02 09:40:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 09:40:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-04-02 09:40:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-04-02 09:40:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2023-04-02 09:40:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2023-04-02 09:40:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2023-04-02 09:40:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2023-04-02 09:40:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2023-04-02 09:40:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-04-02 09:40:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-04-02 09:40:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2023-04-02 09:40:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure imajor [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_device [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure input_put_device [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2023-04-02 09:40:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2023-04-02 09:40:07,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_touchpad_event [2023-04-02 09:40:07,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_abs_event [2023-04-02 09:40:07,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_rel_event [2023-04-02 09:40:07,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2023-04-02 09:40:07,849 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2023-04-02 09:40:07,849 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_touchpad_touch [2023-04-02 09:40:07,849 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2023-04-02 09:40:07,849 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2023-04-02 09:40:07,849 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_free [2023-04-02 09:40:07,849 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mixdev_open_devices [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mixdev_close_devices [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_attach_client [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_release [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_generate_response [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_read [2023-04-02 09:40:07,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_mark_dead [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_hangup [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_reserve_minor [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mixdev_add_device [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mixdev_remove_device [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_connect [2023-04-02 09:40:07,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2023-04-02 09:40:07,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_psaux_register [2023-04-02 09:40:07,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_psaux_unregister [2023-04-02 09:40:07,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_init [2023-04-02 09:40:07,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_exit [2023-04-02 09:40:07,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2023-04-02 09:40:07,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_input_handler_1 [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_8 [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_9 [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_10 [2023-04-02 09:40:07,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_12 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_16 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2023-04-02 09:40:07,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_22 [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init_23 [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_24 [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_28 [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_29 [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 09:40:07,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 09:40:07,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 09:40:07,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 09:40:07,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-02 09:40:07,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-02 09:40:07,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-02 09:40:07,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-02 09:40:07,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-02 09:40:07,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-02 09:40:07,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-02 09:40:07,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-02 09:40:07,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-04-02 09:40:07,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_mousedev [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_mousedev [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_mousedev [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_mousedev [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2023-04-02 09:40:07,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_mousedev [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_mousedev [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_mousedev [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_mousedev [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add_rcu [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 09:40:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_init [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fasync_helper [2023-04-02 09:40:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure input_open_device [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_handle [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_handler [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handler [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_1 [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2023-04-02 09:40:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure nonseekable_open [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 09:40:07,869 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 09:40:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 09:40:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-02 09:40:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-02 09:40:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 09:40:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-02 09:40:07,873 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-02 09:40:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 09:40:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-04-02 09:40:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-04-02 09:40:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 09:40:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 09:40:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-04-02 09:40:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-02 09:40:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-02 09:40:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_10 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_8 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 09:40:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_12 [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_16 [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_24 [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_9 [2023-04-02 09:40:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-02 09:40:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-04-02 09:40:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add_rcu [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_input_handler_1 [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure imajor [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure nonseekable_open [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2023-04-02 09:40:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_device [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_put_device [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_handler [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handler [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_handle [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_open_device [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2023-04-02 09:40:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init_23 [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_22 [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_touchpad_event [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_abs_event [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_rel_event [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_touchpad_touch [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_free [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mixdev_open_devices [2023-04-02 09:40:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure mixdev_close_devices [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_attach_client [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_release [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_generate_response [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_read [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_mark_dead [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_hangup [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_reserve_minor [2023-04-02 09:40:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure mixdev_add_device [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure mixdev_remove_device [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_connect [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_28 [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_29 [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_psaux_register [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_psaux_unregister [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_init [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_exit [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 09:40:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_1 [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-04-02 09:40:07,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_mousedev [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_mousedev [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_mousedev [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_mousedev [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_mousedev [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_mousedev [2023-04-02 09:40:07,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_mousedev [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_mousedev [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 09:40:07,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 09:40:08,314 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 09:40:08,323 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 09:40:08,434 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 09:40:12,117 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 09:40:12,127 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 09:40:12,128 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 09:40:12,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:40:12 BoogieIcfgContainer [2023-04-02 09:40:12,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 09:40:12,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 09:40:12,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 09:40:12,133 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 09:40:12,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 09:40:06" (1/3) ... [2023-04-02 09:40:12,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10947153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:40:12, skipping insertion in model container [2023-04-02 09:40:12,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:40:07" (2/3) ... [2023-04-02 09:40:12,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10947153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:40:12, skipping insertion in model container [2023-04-02 09:40:12,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:40:12" (3/3) ... [2023-04-02 09:40:12,135 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2023-04-02 09:40:12,146 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 09:40:12,146 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 09:40:12,194 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 09:40:12,198 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;@61a452df, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 09:40:12,198 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 09:40:12,205 INFO L276 IsEmpty]: Start isEmpty. Operand has 1602 states, 1025 states have (on average 1.3092682926829269) internal successors, (1342), 1068 states have internal predecessors, (1342), 349 states have call successors, (349), 180 states have call predecessors, (349), 179 states have return successors, (344), 337 states have call predecessors, (344), 344 states have call successors, (344) [2023-04-02 09:40:12,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-04-02 09:40:12,218 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:40:12,218 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:40:12,219 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:40:12,222 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:40:12,222 INFO L85 PathProgramCache]: Analyzing trace with hash -928982544, now seen corresponding path program 1 times [2023-04-02 09:40:12,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:40:12,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41223165] [2023-04-02 09:40:12,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:40:12,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:40:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:40:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:40:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:40:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:40:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:40:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:40:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:40:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:40:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:12,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:40:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:40:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:40:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:40:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:40:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:40:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:40:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:40:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:40:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:40:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:13,099 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2023-04-02 09:40:13,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:40:13,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41223165] [2023-04-02 09:40:13,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41223165] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:40:13,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:40:13,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 09:40:13,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449565875] [2023-04-02 09:40:13,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:40:13,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 09:40:13,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:40:13,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 09:40:13,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-02 09:40:13,128 INFO L87 Difference]: Start difference. First operand has 1602 states, 1025 states have (on average 1.3092682926829269) internal successors, (1342), 1068 states have internal predecessors, (1342), 349 states have call successors, (349), 180 states have call predecessors, (349), 179 states have return successors, (344), 337 states have call predecessors, (344), 344 states have call successors, (344) Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-02 09:40:15,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:40:17,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:40:25,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:40:25,686 INFO L93 Difference]: Finished difference Result 2996 states and 4081 transitions. [2023-04-02 09:40:25,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 09:40:25,688 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 254 [2023-04-02 09:40:25,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:40:25,705 INFO L225 Difference]: With dead ends: 2996 [2023-04-02 09:40:25,705 INFO L226 Difference]: Without dead ends: 1608 [2023-04-02 09:40:25,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-04-02 09:40:25,719 INFO L413 NwaCegarLoop]: 340 mSDtfsCounter, 3157 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 2669 mSolverCounterSat, 1959 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3254 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 4630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1959 IncrementalHoareTripleChecker+Valid, 2669 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2023-04-02 09:40:25,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3254 Valid, 567 Invalid, 4630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1959 Valid, 2669 Invalid, 2 Unknown, 0 Unchecked, 11.6s Time] [2023-04-02 09:40:25,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2023-04-02 09:40:26,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1369. [2023-04-02 09:40:26,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1369 states, 888 states have (on average 1.313063063063063) internal successors, (1166), 921 states have internal predecessors, (1166), 308 states have call successors, (308), 175 states have call predecessors, (308), 172 states have return successors, (299), 292 states have call predecessors, (299), 299 states have call successors, (299) [2023-04-02 09:40:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 1773 transitions. [2023-04-02 09:40:26,021 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 1773 transitions. Word has length 254 [2023-04-02 09:40:26,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:40:26,022 INFO L495 AbstractCegarLoop]: Abstraction has 1369 states and 1773 transitions. [2023-04-02 09:40:26,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 6 states have call predecessors, (28), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-02 09:40:26,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1773 transitions. [2023-04-02 09:40:26,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-04-02 09:40:26,026 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:40:26,026 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:40:26,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 09:40:26,027 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:40:26,027 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:40:26,027 INFO L85 PathProgramCache]: Analyzing trace with hash 540880384, now seen corresponding path program 1 times [2023-04-02 09:40:26,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:40:26,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245522880] [2023-04-02 09:40:26,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:40:26,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:40:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:40:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:40:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:40:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:40:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:40:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:40:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:40:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:40:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:40:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:40:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:40:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:40:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:40:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:40:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:40:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:40:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:40:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:40:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:26,630 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2023-04-02 09:40:26,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:40:26,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245522880] [2023-04-02 09:40:26,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245522880] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:40:26,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:40:26,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 09:40:26,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140508457] [2023-04-02 09:40:26,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:40:26,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 09:40:26,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:40:26,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 09:40:26,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 09:40:26,635 INFO L87 Difference]: Start difference. First operand 1369 states and 1773 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-04-02 09:40:28,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:40:30,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:40:43,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:40:43,996 INFO L93 Difference]: Finished difference Result 4004 states and 5208 transitions. [2023-04-02 09:40:43,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 09:40:43,997 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 254 [2023-04-02 09:40:43,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:40:44,007 INFO L225 Difference]: With dead ends: 4004 [2023-04-02 09:40:44,008 INFO L226 Difference]: Without dead ends: 2683 [2023-04-02 09:40:44,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2023-04-02 09:40:44,011 INFO L413 NwaCegarLoop]: 290 mSDtfsCounter, 4673 mSDsluCounter, 777 mSDsCounter, 0 mSdLazyCounter, 5500 mSolverCounterSat, 2807 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4796 SdHoareTripleChecker+Valid, 1067 SdHoareTripleChecker+Invalid, 8309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2807 IncrementalHoareTripleChecker+Valid, 5500 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2023-04-02 09:40:44,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4796 Valid, 1067 Invalid, 8309 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2807 Valid, 5500 Invalid, 2 Unknown, 0 Unchecked, 15.8s Time] [2023-04-02 09:40:44,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2683 states. [2023-04-02 09:40:44,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2683 to 2277. [2023-04-02 09:40:44,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2277 states, 1466 states have (on average 1.2946793997271486) internal successors, (1898), 1515 states have internal predecessors, (1898), 506 states have call successors, (506), 307 states have call predecessors, (506), 304 states have return successors, (497), 486 states have call predecessors, (497), 497 states have call successors, (497) [2023-04-02 09:40:44,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 2277 states and 2901 transitions. [2023-04-02 09:40:44,419 INFO L78 Accepts]: Start accepts. Automaton has 2277 states and 2901 transitions. Word has length 254 [2023-04-02 09:40:44,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:40:44,421 INFO L495 AbstractCegarLoop]: Abstraction has 2277 states and 2901 transitions. [2023-04-02 09:40:44,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-04-02 09:40:44,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 2901 transitions. [2023-04-02 09:40:44,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-04-02 09:40:44,423 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:40:44,424 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:40:44,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 09:40:44,424 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:40:44,424 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:40:44,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1765191882, now seen corresponding path program 1 times [2023-04-02 09:40:44,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:40:44,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337129806] [2023-04-02 09:40:44,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:40:44,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:40:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:40:44,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:40:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:40:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:40:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:40:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:40:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:40:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:40:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:40:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:40:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:40:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:40:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:40:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:40:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:40:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:40:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:40:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:40:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:44,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:45,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:40:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:45,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:40:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:45,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-04-02 09:40:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:45,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 09:40:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:45,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2023-04-02 09:40:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:40:45,025 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2023-04-02 09:40:45,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:40:45,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337129806] [2023-04-02 09:40:45,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337129806] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:40:45,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:40:45,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 09:40:45,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463695763] [2023-04-02 09:40:45,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:40:45,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 09:40:45,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:40:45,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 09:40:45,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-02 09:40:45,029 INFO L87 Difference]: Start difference. First operand 2277 states and 2901 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (33), 7 states have call predecessors, (33), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-02 09:40:47,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:40:49,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:40:51,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:40:53,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:07,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:41:07,825 INFO L93 Difference]: Finished difference Result 7206 states and 9346 transitions. [2023-04-02 09:41:07,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-02 09:41:07,826 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (33), 7 states have call predecessors, (33), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 268 [2023-04-02 09:41:07,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:41:07,843 INFO L225 Difference]: With dead ends: 7206 [2023-04-02 09:41:07,843 INFO L226 Difference]: Without dead ends: 4981 [2023-04-02 09:41:07,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=121, Invalid=259, Unknown=0, NotChecked=0, Total=380 [2023-04-02 09:41:07,848 INFO L413 NwaCegarLoop]: 282 mSDtfsCounter, 6199 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 5584 mSolverCounterSat, 3669 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6359 SdHoareTripleChecker+Valid, 862 SdHoareTripleChecker+Invalid, 9257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3669 IncrementalHoareTripleChecker+Valid, 5584 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2023-04-02 09:41:07,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6359 Valid, 862 Invalid, 9257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3669 Valid, 5584 Invalid, 4 Unknown, 0 Unchecked, 20.9s Time] [2023-04-02 09:41:07,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4981 states. [2023-04-02 09:41:08,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4981 to 4200. [2023-04-02 09:41:08,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4200 states, 2730 states have (on average 1.302930402930403) internal successors, (3557), 2815 states have internal predecessors, (3557), 909 states have call successors, (909), 563 states have call predecessors, (909), 560 states have return successors, (900), 879 states have call predecessors, (900), 900 states have call successors, (900) [2023-04-02 09:41:08,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 4200 states and 5366 transitions. [2023-04-02 09:41:08,603 INFO L78 Accepts]: Start accepts. Automaton has 4200 states and 5366 transitions. Word has length 268 [2023-04-02 09:41:08,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:41:08,604 INFO L495 AbstractCegarLoop]: Abstraction has 4200 states and 5366 transitions. [2023-04-02 09:41:08,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (33), 7 states have call predecessors, (33), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-02 09:41:08,604 INFO L276 IsEmpty]: Start isEmpty. Operand 4200 states and 5366 transitions. [2023-04-02 09:41:08,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-04-02 09:41:08,609 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:41:08,609 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:08,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 09:41:08,610 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:41:08,610 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:41:08,610 INFO L85 PathProgramCache]: Analyzing trace with hash -2077876293, now seen corresponding path program 1 times [2023-04-02 09:41:08,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:41:08,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692604664] [2023-04-02 09:41:08,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:41:08,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:41:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:08,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:41:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:08,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:41:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:41:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:41:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:41:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:41:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:09,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:41:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:41:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:41:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:41:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:41:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:41:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:41:09,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:41:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:41:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:41:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:41:09,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:41:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-04-02 09:41:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 09:41:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 09:41:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-04-02 09:41:09,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:41:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-04-02 09:41:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:09,173 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2023-04-02 09:41:09,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:41:09,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692604664] [2023-04-02 09:41:09,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692604664] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:41:09,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:41:09,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 09:41:09,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968987186] [2023-04-02 09:41:09,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:41:09,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 09:41:09,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:41:09,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 09:41:09,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-02 09:41:09,175 INFO L87 Difference]: Start difference. First operand 4200 states and 5366 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (40), 7 states have call predecessors, (40), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-02 09:41:11,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:13,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:27,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:41:27,129 INFO L93 Difference]: Finished difference Result 11540 states and 14912 transitions. [2023-04-02 09:41:27,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-02 09:41:27,130 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (40), 7 states have call predecessors, (40), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 300 [2023-04-02 09:41:27,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:41:27,158 INFO L225 Difference]: With dead ends: 11540 [2023-04-02 09:41:27,158 INFO L226 Difference]: Without dead ends: 7402 [2023-04-02 09:41:27,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2023-04-02 09:41:27,168 INFO L413 NwaCegarLoop]: 248 mSDtfsCounter, 7643 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 4701 mSolverCounterSat, 4509 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7743 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 9212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4509 IncrementalHoareTripleChecker+Valid, 4701 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2023-04-02 09:41:27,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7743 Valid, 791 Invalid, 9212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4509 Valid, 4701 Invalid, 2 Unknown, 0 Unchecked, 15.3s Time] [2023-04-02 09:41:27,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7402 states. [2023-04-02 09:41:28,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7402 to 6424. [2023-04-02 09:41:28,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6424 states, 4147 states have (on average 1.2927417410176032) internal successors, (5361), 4292 states have internal predecessors, (5361), 1394 states have call successors, (1394), 855 states have call predecessors, (1394), 882 states have return successors, (1473), 1356 states have call predecessors, (1473), 1385 states have call successors, (1473) [2023-04-02 09:41:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6424 states to 6424 states and 8228 transitions. [2023-04-02 09:41:28,344 INFO L78 Accepts]: Start accepts. Automaton has 6424 states and 8228 transitions. Word has length 300 [2023-04-02 09:41:28,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:41:28,344 INFO L495 AbstractCegarLoop]: Abstraction has 6424 states and 8228 transitions. [2023-04-02 09:41:28,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (40), 7 states have call predecessors, (40), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-02 09:41:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 6424 states and 8228 transitions. [2023-04-02 09:41:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2023-04-02 09:41:28,346 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:41:28,347 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:28,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 09:41:28,347 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:41:28,347 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:41:28,347 INFO L85 PathProgramCache]: Analyzing trace with hash -533965496, now seen corresponding path program 1 times [2023-04-02 09:41:28,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:41:28,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31854151] [2023-04-02 09:41:28,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:41:28,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:41:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:41:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:41:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:41:28,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:41:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:41:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:41:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:41:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:41:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:41:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:41:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:41:28,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:41:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:41:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:41:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:41:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:41:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:41:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:41:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:28,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-04-02 09:41:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:29,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 09:41:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 09:41:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 09:41:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 09:41:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:29,073 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2023-04-02 09:41:29,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:41:29,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31854151] [2023-04-02 09:41:29,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31854151] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:41:29,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:41:29,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 09:41:29,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482833565] [2023-04-02 09:41:29,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:41:29,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 09:41:29,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:41:29,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 09:41:29,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-04-02 09:41:29,076 INFO L87 Difference]: Start difference. First operand 6424 states and 8228 transitions. Second operand has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (35), 9 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-02 09:41:31,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:33,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:35,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:37,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:47,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:41:47,674 INFO L93 Difference]: Finished difference Result 7241 states and 9416 transitions. [2023-04-02 09:41:47,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 09:41:47,674 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (35), 9 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 304 [2023-04-02 09:41:47,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:41:47,698 INFO L225 Difference]: With dead ends: 7241 [2023-04-02 09:41:47,698 INFO L226 Difference]: Without dead ends: 7238 [2023-04-02 09:41:47,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2023-04-02 09:41:47,701 INFO L413 NwaCegarLoop]: 280 mSDtfsCounter, 3773 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 4654 mSolverCounterSat, 2109 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3835 SdHoareTripleChecker+Valid, 927 SdHoareTripleChecker+Invalid, 6767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2109 IncrementalHoareTripleChecker+Valid, 4654 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2023-04-02 09:41:47,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3835 Valid, 927 Invalid, 6767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2109 Valid, 4654 Invalid, 4 Unknown, 0 Unchecked, 16.5s Time] [2023-04-02 09:41:47,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7238 states. [2023-04-02 09:41:48,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7238 to 6423. [2023-04-02 09:41:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6423 states, 4147 states have (on average 1.2925006028454304) internal successors, (5360), 4291 states have internal predecessors, (5360), 1393 states have call successors, (1393), 855 states have call predecessors, (1393), 882 states have return successors, (1473), 1356 states have call predecessors, (1473), 1385 states have call successors, (1473) [2023-04-02 09:41:48,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6423 states to 6423 states and 8226 transitions. [2023-04-02 09:41:48,873 INFO L78 Accepts]: Start accepts. Automaton has 6423 states and 8226 transitions. Word has length 304 [2023-04-02 09:41:48,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:41:48,874 INFO L495 AbstractCegarLoop]: Abstraction has 6423 states and 8226 transitions. [2023-04-02 09:41:48,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (35), 9 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-02 09:41:48,874 INFO L276 IsEmpty]: Start isEmpty. Operand 6423 states and 8226 transitions. [2023-04-02 09:41:48,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2023-04-02 09:41:48,877 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:41:48,877 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:48,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 09:41:48,877 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:41:48,877 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:41:48,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1941186186, now seen corresponding path program 1 times [2023-04-02 09:41:48,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:41:48,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995436500] [2023-04-02 09:41:48,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:41:48,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:41:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:41:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:41:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:41:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:41:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:41:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:41:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:41:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:41:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:41:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:41:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:41:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:41:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:41:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:41:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:41:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:41:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:41:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:41:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:41:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:49,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-04-02 09:41:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:50,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:50,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 09:41:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:50,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 09:41:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:50,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:50,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-04-02 09:41:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:50,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:41:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:50,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-04-02 09:41:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:50,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-04-02 09:41:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:41:50,030 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2023-04-02 09:41:50,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:41:50,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995436500] [2023-04-02 09:41:50,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995436500] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:41:50,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:41:50,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 09:41:50,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865049007] [2023-04-02 09:41:50,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:41:50,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 09:41:50,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:41:50,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 09:41:50,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-04-02 09:41:50,032 INFO L87 Difference]: Start difference. First operand 6423 states and 8226 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 4 states have internal predecessors, (83), 4 states have call successors, (39), 8 states have call predecessors, (39), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2023-04-02 09:41:52,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:54,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:56,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:41:58,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:42:15,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:42:15,146 INFO L93 Difference]: Finished difference Result 19989 states and 26565 transitions. [2023-04-02 09:42:15,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 09:42:15,147 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 4 states have internal predecessors, (83), 4 states have call successors, (39), 8 states have call predecessors, (39), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 308 [2023-04-02 09:42:15,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:42:15,190 INFO L225 Difference]: With dead ends: 19989 [2023-04-02 09:42:15,191 INFO L226 Difference]: Without dead ends: 13631 [2023-04-02 09:42:15,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2023-04-02 09:42:15,211 INFO L413 NwaCegarLoop]: 288 mSDtfsCounter, 6054 mSDsluCounter, 1074 mSDsCounter, 0 mSdLazyCounter, 5955 mSolverCounterSat, 3347 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6174 SdHoareTripleChecker+Valid, 1362 SdHoareTripleChecker+Invalid, 9306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3347 IncrementalHoareTripleChecker+Valid, 5955 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2023-04-02 09:42:15,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6174 Valid, 1362 Invalid, 9306 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3347 Valid, 5955 Invalid, 4 Unknown, 0 Unchecked, 21.5s Time] [2023-04-02 09:42:15,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13631 states. [2023-04-02 09:42:17,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13631 to 11998. [2023-04-02 09:42:17,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11998 states, 7844 states have (on average 1.2994645588985212) internal successors, (10193), 8121 states have internal predecessors, (10193), 2546 states have call successors, (2546), 1584 states have call predecessors, (2546), 1607 states have return successors, (2904), 2420 states have call predecessors, (2904), 2527 states have call successors, (2904) [2023-04-02 09:42:17,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11998 states to 11998 states and 15643 transitions. [2023-04-02 09:42:17,456 INFO L78 Accepts]: Start accepts. Automaton has 11998 states and 15643 transitions. Word has length 308 [2023-04-02 09:42:17,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:42:17,457 INFO L495 AbstractCegarLoop]: Abstraction has 11998 states and 15643 transitions. [2023-04-02 09:42:17,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 4 states have internal predecessors, (83), 4 states have call successors, (39), 8 states have call predecessors, (39), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2023-04-02 09:42:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 11998 states and 15643 transitions. [2023-04-02 09:42:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2023-04-02 09:42:17,459 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:42:17,459 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:42:17,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-02 09:42:17,459 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:42:17,460 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:42:17,460 INFO L85 PathProgramCache]: Analyzing trace with hash 626334875, now seen corresponding path program 1 times [2023-04-02 09:42:17,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:42:17,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971609825] [2023-04-02 09:42:17,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:42:17,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:42:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:42:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:42:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:42:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:17,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:42:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:42:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:42:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:42:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:17,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:42:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:18,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:42:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:42:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:42:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:42:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:42:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:42:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:42:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:42:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:42:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:42:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-04-02 09:42:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 09:42:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 09:42:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 09:42:18,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 09:42:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2023-04-02 09:42:18,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:42:18,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971609825] [2023-04-02 09:42:18,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971609825] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:42:18,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:42:18,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 09:42:18,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944024223] [2023-04-02 09:42:18,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:42:18,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 09:42:18,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:42:18,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 09:42:18,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-04-02 09:42:18,197 INFO L87 Difference]: Start difference. First operand 11998 states and 15643 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (35), 9 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-02 09:42:20,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:42:22,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:42:24,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:42:26,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:42:36,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:42:36,930 INFO L93 Difference]: Finished difference Result 13057 states and 17149 transitions. [2023-04-02 09:42:36,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 09:42:36,931 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (35), 9 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 305 [2023-04-02 09:42:36,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:42:36,976 INFO L225 Difference]: With dead ends: 13057 [2023-04-02 09:42:36,976 INFO L226 Difference]: Without dead ends: 13054 [2023-04-02 09:42:36,981 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2023-04-02 09:42:36,982 INFO L413 NwaCegarLoop]: 282 mSDtfsCounter, 5040 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 2818 mSolverCounterSat, 2984 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5103 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 5806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2984 IncrementalHoareTripleChecker+Valid, 2818 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2023-04-02 09:42:36,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5103 Valid, 503 Invalid, 5806 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2984 Valid, 2818 Invalid, 4 Unknown, 0 Unchecked, 15.5s Time] [2023-04-02 09:42:36,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13054 states. [2023-04-02 09:42:39,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13054 to 12009. [2023-04-02 09:42:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12009 states, 7852 states have (on average 1.2994141619969435) internal successors, (10203), 8120 states have internal predecessors, (10203), 2553 states have call successors, (2553), 1584 states have call predecessors, (2553), 1603 states have return successors, (2892), 2432 states have call predecessors, (2892), 2535 states have call successors, (2892) [2023-04-02 09:42:39,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12009 states to 12009 states and 15648 transitions. [2023-04-02 09:42:39,332 INFO L78 Accepts]: Start accepts. Automaton has 12009 states and 15648 transitions. Word has length 305 [2023-04-02 09:42:39,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:42:39,333 INFO L495 AbstractCegarLoop]: Abstraction has 12009 states and 15648 transitions. [2023-04-02 09:42:39,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (35), 9 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-02 09:42:39,334 INFO L276 IsEmpty]: Start isEmpty. Operand 12009 states and 15648 transitions. [2023-04-02 09:42:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2023-04-02 09:42:39,399 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:42:39,399 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:42:39,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-02 09:42:39,399 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:42:39,399 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:42:39,399 INFO L85 PathProgramCache]: Analyzing trace with hash -2059054421, now seen corresponding path program 1 times [2023-04-02 09:42:39,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:42:39,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838598838] [2023-04-02 09:42:39,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:42:39,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:42:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:42:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:42:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:42:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:42:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:42:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:42:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:42:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:42:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:42:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:42:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:42:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:42:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:42:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:42:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:42:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:42:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:42:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:42:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:42:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-04-02 09:42:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:39,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:40,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:40,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 09:42:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:40,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 09:42:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:40,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:40,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 09:42:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:40,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:40,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 09:42:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:40,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:42:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:42:40,024 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2023-04-02 09:42:40,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:42:40,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838598838] [2023-04-02 09:42:40,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838598838] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:42:40,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:42:40,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 09:42:40,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262733100] [2023-04-02 09:42:40,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:42:40,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 09:42:40,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:42:40,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 09:42:40,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-04-02 09:42:40,025 INFO L87 Difference]: Start difference. First operand 12009 states and 15648 transitions. Second operand has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (35), 9 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-02 09:42:42,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:42:44,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:42:46,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:42:48,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:42:59,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:42:59,150 INFO L93 Difference]: Finished difference Result 13056 states and 17146 transitions. [2023-04-02 09:42:59,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 09:42:59,151 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (35), 9 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 306 [2023-04-02 09:42:59,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:42:59,184 INFO L225 Difference]: With dead ends: 13056 [2023-04-02 09:42:59,184 INFO L226 Difference]: Without dead ends: 12982 [2023-04-02 09:42:59,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2023-04-02 09:42:59,190 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 3836 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 3447 mSolverCounterSat, 2111 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3900 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 5562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2111 IncrementalHoareTripleChecker+Valid, 3447 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-04-02 09:42:59,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3900 Valid, 630 Invalid, 5562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2111 Valid, 3447 Invalid, 4 Unknown, 0 Unchecked, 15.7s Time] [2023-04-02 09:42:59,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12982 states. [2023-04-02 09:43:01,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12982 to 11935. [2023-04-02 09:43:01,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11935 states, 7812 states have (on average 1.2995391705069124) internal successors, (10152), 8078 states have internal predecessors, (10152), 2536 states have call successors, (2536), 1574 states have call predecessors, (2536), 1586 states have return successors, (2853), 2408 states have call predecessors, (2853), 2496 states have call successors, (2853) [2023-04-02 09:43:01,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11935 states to 11935 states and 15541 transitions. [2023-04-02 09:43:01,545 INFO L78 Accepts]: Start accepts. Automaton has 11935 states and 15541 transitions. Word has length 306 [2023-04-02 09:43:01,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:43:01,545 INFO L495 AbstractCegarLoop]: Abstraction has 11935 states and 15541 transitions. [2023-04-02 09:43:01,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (35), 9 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-04-02 09:43:01,545 INFO L276 IsEmpty]: Start isEmpty. Operand 11935 states and 15541 transitions. [2023-04-02 09:43:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2023-04-02 09:43:01,547 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:43:01,547 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:43:01,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-02 09:43:01,547 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:43:01,547 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:43:01,548 INFO L85 PathProgramCache]: Analyzing trace with hash -36979583, now seen corresponding path program 1 times [2023-04-02 09:43:01,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:43:01,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848892425] [2023-04-02 09:43:01,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:43:01,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:43:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:01,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:43:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:01,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:01,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:43:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:43:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:43:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:43:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:43:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:02,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:43:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:43:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:43:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:43:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:43:02,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:43:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:43:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:43:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:43:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:43:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:43:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:43:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-04-02 09:43:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 09:43:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 09:43:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-04-02 09:43:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-04-02 09:43:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2023-04-02 09:43:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2023-04-02 09:43:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 09:43:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:02,177 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2023-04-02 09:43:02,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:43:02,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848892425] [2023-04-02 09:43:02,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848892425] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:43:02,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:43:02,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 09:43:02,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160569365] [2023-04-02 09:43:02,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:43:02,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 09:43:02,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:43:02,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 09:43:02,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-04-02 09:43:02,180 INFO L87 Difference]: Start difference. First operand 11935 states and 15541 transitions. Second operand has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (42), 9 states have call predecessors, (42), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-02 09:43:04,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:06,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:08,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:10,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:12,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:29,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:43:29,994 INFO L93 Difference]: Finished difference Result 24955 states and 32917 transitions. [2023-04-02 09:43:29,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 09:43:29,994 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (42), 9 states have call predecessors, (42), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 323 [2023-04-02 09:43:29,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:43:30,032 INFO L225 Difference]: With dead ends: 24955 [2023-04-02 09:43:30,033 INFO L226 Difference]: Without dead ends: 12961 [2023-04-02 09:43:30,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2023-04-02 09:43:30,061 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 3831 mSDsluCounter, 1440 mSDsCounter, 0 mSdLazyCounter, 9233 mSolverCounterSat, 1957 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3984 SdHoareTripleChecker+Valid, 1876 SdHoareTripleChecker+Invalid, 11195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1957 IncrementalHoareTripleChecker+Valid, 9233 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.9s IncrementalHoareTripleChecker+Time [2023-04-02 09:43:30,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3984 Valid, 1876 Invalid, 11195 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1957 Valid, 9233 Invalid, 5 Unknown, 0 Unchecked, 23.9s Time] [2023-04-02 09:43:30,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12961 states. [2023-04-02 09:43:32,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12961 to 10978. [2023-04-02 09:43:32,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10978 states, 7314 states have (on average 1.3081761006289307) internal successors, (9568), 7517 states have internal predecessors, (9568), 2212 states have call successors, (2212), 1418 states have call predecessors, (2212), 1451 states have return successors, (2290), 2157 states have call predecessors, (2290), 2156 states have call successors, (2290) [2023-04-02 09:43:32,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10978 states to 10978 states and 14070 transitions. [2023-04-02 09:43:32,247 INFO L78 Accepts]: Start accepts. Automaton has 10978 states and 14070 transitions. Word has length 323 [2023-04-02 09:43:32,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:43:32,248 INFO L495 AbstractCegarLoop]: Abstraction has 10978 states and 14070 transitions. [2023-04-02 09:43:32,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (42), 9 states have call predecessors, (42), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-02 09:43:32,248 INFO L276 IsEmpty]: Start isEmpty. Operand 10978 states and 14070 transitions. [2023-04-02 09:43:32,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2023-04-02 09:43:32,252 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:43:32,252 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 09:43:32,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-02 09:43:32,253 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:43:32,253 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:43:32,253 INFO L85 PathProgramCache]: Analyzing trace with hash -577088998, now seen corresponding path program 1 times [2023-04-02 09:43:32,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:43:32,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097610680] [2023-04-02 09:43:32,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:43:32,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:43:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:43:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:43:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:43:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:43:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:43:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:43:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:43:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:43:32,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:43:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:43:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:43:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:43:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:43:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:43:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:43:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:43:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:43:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:43:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-04-02 09:43:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 09:43:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 09:43:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 09:43:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 09:43:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-04-02 09:43:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:43:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2023-04-02 09:43:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:43:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 09:43:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:43:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2023-04-02 09:43:32,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:43:32,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097610680] [2023-04-02 09:43:32,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097610680] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:43:32,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:43:32,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-04-02 09:43:32,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51840546] [2023-04-02 09:43:32,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:43:32,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-02 09:43:32,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:43:32,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-02 09:43:32,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-04-02 09:43:32,988 INFO L87 Difference]: Start difference. First operand 10978 states and 14070 transitions. Second operand has 11 states, 11 states have (on average 9.727272727272727) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (44), 10 states have call predecessors, (44), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2023-04-02 09:43:35,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:37,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:39,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:41,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:43,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:45,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:43:47,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:44:07,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:44:07,125 INFO L93 Difference]: Finished difference Result 30347 states and 39599 transitions. [2023-04-02 09:44:07,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 09:44:07,125 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.727272727272727) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (44), 10 states have call predecessors, (44), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 356 [2023-04-02 09:44:07,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:44:07,181 INFO L225 Difference]: With dead ends: 30347 [2023-04-02 09:44:07,181 INFO L226 Difference]: Without dead ends: 19435 [2023-04-02 09:44:07,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=163, Invalid=389, Unknown=0, NotChecked=0, Total=552 [2023-04-02 09:44:07,204 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 5802 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 9381 mSolverCounterSat, 3179 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5974 SdHoareTripleChecker+Valid, 1951 SdHoareTripleChecker+Invalid, 12567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3179 IncrementalHoareTripleChecker+Valid, 9381 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2023-04-02 09:44:07,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5974 Valid, 1951 Invalid, 12567 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3179 Valid, 9381 Invalid, 7 Unknown, 0 Unchecked, 28.9s Time] [2023-04-02 09:44:07,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19435 states.