/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--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 09:58:51,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 09:58:51,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 09:58:51,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 09:58:51,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 09:58:51,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 09:58:51,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 09:58:51,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 09:58:51,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 09:58:51,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 09:58:51,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 09:58:51,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 09:58:51,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 09:58:51,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 09:58:51,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 09:58:51,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 09:58:51,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 09:58:51,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 09:58:51,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 09:58:51,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 09:58:51,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 09:58:51,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 09:58:51,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 09:58:51,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 09:58:51,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 09:58:51,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 09:58:51,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 09:58:51,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 09:58:51,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 09:58:51,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 09:58:51,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 09:58:51,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 09:58:51,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 09:58:51,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 09:58:51,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 09:58:51,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 09:58:51,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 09:58:51,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 09:58:51,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 09:58:51,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 09:58:51,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 09:58:51,484 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 09:58:51,514 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 09:58:51,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 09:58:51,515 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 09:58:51,515 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 09:58:51,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 09:58:51,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 09:58:51,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 09:58:51,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 09:58:51,517 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 09:58:51,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 09:58:51,518 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 09:58:51,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 09:58:51,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 09:58:51,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 09:58:51,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 09:58:51,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 09:58:51,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 09:58:51,519 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 09:58:51,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 09:58:51,519 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 09:58:51,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 09:58:51,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 09:58:51,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 09:58:51,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 09:58:51,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 09:58:51,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 09:58:51,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 09:58:51,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 09:58:51,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 09:58:51,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 09:58:51,520 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 09:58:51,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 09:58:51,521 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 09:58:51,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 09:58:51,521 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 09:58:51,521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 09:58:51,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 09:58:51,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 09:58:51,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 09:58:51,767 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 09:58:51,767 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 09:58:51,768 INFO L432 ainManager$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--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i [2023-04-02 09:58:52,771 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 09:58:53,105 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 09:58:53,106 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--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i [2023-04-02 09:58:53,138 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a993c720/d4e221c8951a4903b03beb2cccd8e4a7/FLAG622f9c3ee [2023-04-02 09:58:53,152 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a993c720/d4e221c8951a4903b03beb2cccd8e4a7 [2023-04-02 09:58:53,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 09:58:53,155 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 09:58:53,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 09:58:53,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 09:58:53,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 09:58:53,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:58:53" (1/1) ... [2023-04-02 09:58:53,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ba0119f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:53, skipping insertion in model container [2023-04-02 09:58:53,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:58:53" (1/1) ... [2023-04-02 09:58:53,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 09:58:53,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 09:58:54,088 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--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i[136556,136569] [2023-04-02 09:58:54,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 09:58:54,164 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 09:58:54,300 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--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i[136556,136569] [2023-04-02 09:58:54,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 09:58:54,358 INFO L208 MainTranslator]: Completed translation [2023-04-02 09:58:54,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54 WrapperNode [2023-04-02 09:58:54,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 09:58:54,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 09:58:54,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 09:58:54,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 09:58:54,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (1/1) ... [2023-04-02 09:58:54,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (1/1) ... [2023-04-02 09:58:54,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (1/1) ... [2023-04-02 09:58:54,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (1/1) ... [2023-04-02 09:58:54,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (1/1) ... [2023-04-02 09:58:54,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (1/1) ... [2023-04-02 09:58:54,508 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (1/1) ... [2023-04-02 09:58:54,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (1/1) ... [2023-04-02 09:58:54,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 09:58:54,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 09:58:54,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 09:58:54,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 09:58:54,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (1/1) ... [2023-04-02 09:58:54,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 09:58:54,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 09:58:54,566 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 09:58:54,573 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 09:58:54,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 09:58:54,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 09:58:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 09:58:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-04-02 09:58:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 09:58:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 09:58:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 09:58:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 09:58:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-02 09:58:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure static_init [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_make_resource [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure static_find_io [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pccard_resource_ops_7 [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pccard_resource_ops_6 [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_6 [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_7 [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2023-04-02 09:58:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_region [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure free_region [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure add_interval [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure sub_interval [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure readable [2023-04-02 09:58:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure checksum [2023-04-02 09:58:54,608 INFO L138 BoogieDeclarations]: Found implementation of procedure do_validate_mem [2023-04-02 09:58:54,608 INFO L138 BoogieDeclarations]: Found implementation of procedure do_mem_probe [2023-04-02 09:58:54,608 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_mem [2023-04-02 09:58:54,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_nonstatic_validate_mem [2023-04-02 09:58:54,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_common_align [2023-04-02 09:58:54,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_align [2023-04-02 09:58:54,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __nonstatic_adjust_io_region [2023-04-02 09:58:54,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __nonstatic_find_io_region [2023-04-02 09:58:54,609 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_find_io [2023-04-02 09:58:54,609 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_find_mem_region [2023-04-02 09:58:54,609 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_memory [2023-04-02 09:58:54,609 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_io [2023-04-02 09:58:54,609 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_autoadd_resources [2023-04-02 09:58:54,609 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_init [2023-04-02 09:58:54,610 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_release_resource_db [2023-04-02 09:58:54,610 INFO L138 BoogieDeclarations]: Found implementation of procedure show_io_db [2023-04-02 09:58:54,610 INFO L138 BoogieDeclarations]: Found implementation of procedure store_io_db [2023-04-02 09:58:54,610 INFO L138 BoogieDeclarations]: Found implementation of procedure show_mem_db [2023-04-02 09:58:54,610 INFO L138 BoogieDeclarations]: Found implementation of procedure store_mem_db [2023-04-02 09:58:54,610 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_sysfs_add_rsrc [2023-04-02 09:58:54,610 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_sysfs_remove_rsrc [2023-04-02 09:58:54,610 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_sysfs_init [2023-04-02 09:58:54,610 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_sysfs_exit [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pccard_resource_ops_4 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_2 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pccard_resource_ops_5 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_3 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_class_interface_1 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_22 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_24 [2023-04-02 09:58:54,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_25 [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_28 [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_30 [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_32 [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 09:58:54,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-02 09:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 09:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 09:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 09:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 09:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-04-02 09:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-04-02 09:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-02 09:58:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 09:58:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-02 09:58:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-02 09:58:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_resource [2023-04-02 09:58:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_resource [2023-04-02 09:58:54,619 INFO L138 BoogieDeclarations]: Found implementation of procedure class_interface_register [2023-04-02 09:58:54,623 INFO L138 BoogieDeclarations]: Found implementation of procedure class_interface_unregister [2023-04-02 09:58:54,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2023-04-02 09:58:54,623 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-04-02 09:58:54,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_6 [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_7 [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_alloc_resource [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_parent_resource [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure request_resource [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 09:58:54,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 09:58:54,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 09:58:54,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-04-02 09:58:54,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pccard_resource_ops_7 [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pccard_resource_ops_6 [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure static_init [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_make_resource [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure static_find_io [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_6 [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_7 [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_6 [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_7 [2023-04-02 09:58:54,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_22 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_24 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_25 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_28 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_30 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_32 [2023-04-02 09:58:54,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure request_resource [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_resource [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_resource [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pccard_resource_ops_4 [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_2 [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pccard_resource_ops_5 [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_3 [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_class_interface_1 [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 09:58:54,629 INFO L130 BoogieDeclarations]: Found specification of procedure class_interface_register [2023-04-02 09:58:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure class_interface_unregister [2023-04-02 09:58:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-02 09:58:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 09:58:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-02 09:58:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_parent_resource [2023-04-02 09:58:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_alloc_resource [2023-04-02 09:58:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure claim_region [2023-04-02 09:58:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure free_region [2023-04-02 09:58:54,630 INFO L130 BoogieDeclarations]: Found specification of procedure add_interval [2023-04-02 09:58:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure sub_interval [2023-04-02 09:58:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure readable [2023-04-02 09:58:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure checksum [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure do_validate_mem [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure do_mem_probe [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure validate_mem [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_nonstatic_validate_mem [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_common_align [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_align [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure __nonstatic_adjust_io_region [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure __nonstatic_find_io_region [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_find_io [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_find_mem_region [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_memory [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_io [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_autoadd_resources [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_init [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_release_resource_db [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure show_io_db [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure store_io_db [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure show_mem_db [2023-04-02 09:58:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure store_mem_db [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_sysfs_add_rsrc [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_sysfs_remove_rsrc [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_sysfs_init [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_sysfs_exit [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2023-04-02 09:58:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_ops_mutex_of_pcmcia_socket [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 09:58:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 09:58:55,110 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 09:58:55,113 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 09:58:55,202 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 09:58:56,616 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 09:58:56,626 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 09:58:56,626 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 09:58:56,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:58:56 BoogieIcfgContainer [2023-04-02 09:58:56,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 09:58:56,630 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 09:58:56,630 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 09:58:56,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 09:58:56,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 09:58:53" (1/3) ... [2023-04-02 09:58:56,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ec23c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:58:56, skipping insertion in model container [2023-04-02 09:58:56,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:58:54" (2/3) ... [2023-04-02 09:58:56,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ec23c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:58:56, skipping insertion in model container [2023-04-02 09:58:56,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:58:56" (3/3) ... [2023-04-02 09:58:56,634 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i [2023-04-02 09:58:56,646 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 09:58:56,646 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 09:58:56,690 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 09:58:56,695 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;@5974a56a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 09:58:56,695 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 09:58:56,702 INFO L276 IsEmpty]: Start isEmpty. Operand has 1225 states, 818 states have (on average 1.343520782396088) internal successors, (1099), 843 states have internal predecessors, (1099), 265 states have call successors, (265), 101 states have call predecessors, (265), 100 states have return successors, (255), 253 states have call predecessors, (255), 255 states have call successors, (255) [2023-04-02 09:58:56,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-04-02 09:58:56,716 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:58:56,717 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 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] [2023-04-02 09:58:56,717 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:58:56,720 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:58:56,720 INFO L85 PathProgramCache]: Analyzing trace with hash 616137234, now seen corresponding path program 1 times [2023-04-02 09:58:56,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:58:56,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211177931] [2023-04-02 09:58:56,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:58:56,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:58:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:58:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:58:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:58:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:58:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:58:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:58:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:58:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:58:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:58:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:58:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:58:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:58:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:58:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:58:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:58:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:58:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:58:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:58:57,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:58:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:58:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:58:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:58:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:58:57,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:58:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:58:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:58:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:58:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 09:58:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 09:58:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 09:58:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 09:58:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 09:58:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 09:58:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 09:58:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:58:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-04-02 09:58:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:58:57,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1472 trivial. 0 not checked. [2023-04-02 09:58:57,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:58:57,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211177931] [2023-04-02 09:58:57,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211177931] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:58:57,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:58:57,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 09:58:57,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589141093] [2023-04-02 09:58:57,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:58:57,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 09:58:57,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:58:57,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 09:58:57,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-02 09:58:57,973 INFO L87 Difference]: Start difference. First operand has 1225 states, 818 states have (on average 1.343520782396088) internal successors, (1099), 843 states have internal predecessors, (1099), 265 states have call successors, (265), 101 states have call predecessors, (265), 100 states have return successors, (255), 253 states have call predecessors, (255), 255 states have call successors, (255) Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 6 states have call predecessors, (35), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-02 09:59:07,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:59:07,022 INFO L93 Difference]: Finished difference Result 2519 states and 3747 transitions. [2023-04-02 09:59:07,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-02 09:59:07,024 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 6 states have call predecessors, (35), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 334 [2023-04-02 09:59:07,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:59:07,057 INFO L225 Difference]: With dead ends: 2519 [2023-04-02 09:59:07,057 INFO L226 Difference]: Without dead ends: 1465 [2023-04-02 09:59:07,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-04-02 09:59:07,073 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 1969 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 3777 mSolverCounterSat, 1112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2084 SdHoareTripleChecker+Valid, 876 SdHoareTripleChecker+Invalid, 4889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1112 IncrementalHoareTripleChecker+Valid, 3777 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2023-04-02 09:59:07,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2084 Valid, 876 Invalid, 4889 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1112 Valid, 3777 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2023-04-02 09:59:07,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1465 states. [2023-04-02 09:59:07,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1465 to 1025. [2023-04-02 09:59:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1025 states, 706 states have (on average 1.3470254957507082) internal successors, (951), 717 states have internal predecessors, (951), 225 states have call successors, (225), 96 states have call predecessors, (225), 93 states have return successors, (218), 216 states have call predecessors, (218), 218 states have call successors, (218) [2023-04-02 09:59:07,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 1025 states and 1394 transitions. [2023-04-02 09:59:07,369 INFO L78 Accepts]: Start accepts. Automaton has 1025 states and 1394 transitions. Word has length 334 [2023-04-02 09:59:07,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:59:07,370 INFO L495 AbstractCegarLoop]: Abstraction has 1025 states and 1394 transitions. [2023-04-02 09:59:07,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 6 states have call predecessors, (35), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-02 09:59:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1394 transitions. [2023-04-02 09:59:07,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-04-02 09:59:07,380 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:59:07,380 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 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] [2023-04-02 09:59:07,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 09:59:07,380 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:59:07,381 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:59:07,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1138543070, now seen corresponding path program 1 times [2023-04-02 09:59:07,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:59:07,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985664994] [2023-04-02 09:59:07,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:59:07,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:59:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:59:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:59:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:59:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:59:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:59:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:59:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:59:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:59:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:59:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:59:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:59:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:59:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:59:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:59:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:59:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:59:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:59:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:07,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:59:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 09:59:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:08,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 09:59:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 09:59:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 09:59:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 09:59:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:08,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 09:59:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 09:59:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-04-02 09:59:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:08,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1472 trivial. 0 not checked. [2023-04-02 09:59:08,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:59:08,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985664994] [2023-04-02 09:59:08,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985664994] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:59:08,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:59:08,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 09:59:08,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397262721] [2023-04-02 09:59:08,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:59:08,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 09:59:08,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:59:08,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 09:59:08,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 09:59:08,069 INFO L87 Difference]: Start difference. First operand 1025 states and 1394 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-02 09:59:21,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:59:21,585 INFO L93 Difference]: Finished difference Result 3772 states and 5419 transitions. [2023-04-02 09:59:21,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-02 09:59:21,586 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 334 [2023-04-02 09:59:21,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:59:21,598 INFO L225 Difference]: With dead ends: 3772 [2023-04-02 09:59:21,598 INFO L226 Difference]: Without dead ends: 2804 [2023-04-02 09:59:21,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-04-02 09:59:21,602 INFO L413 NwaCegarLoop]: 243 mSDtfsCounter, 6313 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 3818 mSolverCounterSat, 3219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6461 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 7037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3219 IncrementalHoareTripleChecker+Valid, 3818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2023-04-02 09:59:21,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6461 Valid, 658 Invalid, 7037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3219 Valid, 3818 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2023-04-02 09:59:21,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2804 states. [2023-04-02 09:59:22,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2804 to 1906. [2023-04-02 09:59:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1906 states, 1335 states have (on average 1.3588014981273409) internal successors, (1814), 1353 states have internal predecessors, (1814), 395 states have call successors, (395), 178 states have call predecessors, (395), 175 states have return successors, (388), 384 states have call predecessors, (388), 388 states have call successors, (388) [2023-04-02 09:59:22,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1906 states and 2597 transitions. [2023-04-02 09:59:22,024 INFO L78 Accepts]: Start accepts. Automaton has 1906 states and 2597 transitions. Word has length 334 [2023-04-02 09:59:22,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:59:22,026 INFO L495 AbstractCegarLoop]: Abstraction has 1906 states and 2597 transitions. [2023-04-02 09:59:22,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-02 09:59:22,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2597 transitions. [2023-04-02 09:59:22,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2023-04-02 09:59:22,031 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:59:22,031 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 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] [2023-04-02 09:59:22,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 09:59:22,031 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:59:22,032 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:59:22,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1864268081, now seen corresponding path program 1 times [2023-04-02 09:59:22,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:59:22,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521784964] [2023-04-02 09:59:22,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:59:22,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:59:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:59:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:59:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:59:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:59:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:59:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:59:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:59:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:59:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:59:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:59:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:59:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:59:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:59:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:59:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:59:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:59:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:59:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:59:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 09:59:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 09:59:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 09:59:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 09:59:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 09:59:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 09:59:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 09:59:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2023-04-02 09:59:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:22,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1472 trivial. 0 not checked. [2023-04-02 09:59:22,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:59:22,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521784964] [2023-04-02 09:59:22,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521784964] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:59:22,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:59:22,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 09:59:22,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913009870] [2023-04-02 09:59:22,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:59:22,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 09:59:22,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:59:22,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 09:59:22,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 09:59:22,689 INFO L87 Difference]: Start difference. First operand 1906 states and 2597 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-02 09:59:35,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:59:35,778 INFO L93 Difference]: Finished difference Result 7222 states and 10399 transitions. [2023-04-02 09:59:35,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-02 09:59:35,778 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 336 [2023-04-02 09:59:35,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:59:35,800 INFO L225 Difference]: With dead ends: 7222 [2023-04-02 09:59:35,800 INFO L226 Difference]: Without dead ends: 5373 [2023-04-02 09:59:35,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-04-02 09:59:35,806 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 5065 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 4529 mSolverCounterSat, 2473 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5212 SdHoareTripleChecker+Valid, 891 SdHoareTripleChecker+Invalid, 7002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2473 IncrementalHoareTripleChecker+Valid, 4529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-04-02 09:59:35,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5212 Valid, 891 Invalid, 7002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2473 Valid, 4529 Invalid, 0 Unknown, 0 Unchecked, 11.0s Time] [2023-04-02 09:59:35,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5373 states. [2023-04-02 09:59:36,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5373 to 3600. [2023-04-02 09:59:36,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3600 states, 2552 states have (on average 1.3675548589341693) internal successors, (3490), 2584 states have internal predecessors, (3490), 715 states have call successors, (715), 335 states have call predecessors, (715), 332 states have return successors, (708), 700 states have call predecessors, (708), 708 states have call successors, (708) [2023-04-02 09:59:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 3600 states and 4913 transitions. [2023-04-02 09:59:36,600 INFO L78 Accepts]: Start accepts. Automaton has 3600 states and 4913 transitions. Word has length 336 [2023-04-02 09:59:36,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:59:36,605 INFO L495 AbstractCegarLoop]: Abstraction has 3600 states and 4913 transitions. [2023-04-02 09:59:36,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-04-02 09:59:36,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3600 states and 4913 transitions. [2023-04-02 09:59:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2023-04-02 09:59:36,610 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:59:36,610 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 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] [2023-04-02 09:59:36,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 09:59:36,610 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:59:36,611 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:59:36,611 INFO L85 PathProgramCache]: Analyzing trace with hash 81095296, now seen corresponding path program 1 times [2023-04-02 09:59:36,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:59:36,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946649027] [2023-04-02 09:59:36,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:59:36,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:59:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:59:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:59:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:59:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:59:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:59:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:59:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:59:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:59:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:59:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:59:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:59:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:59:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:59:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:59:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:59:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:59:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:59:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:59:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 09:59:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 09:59:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 09:59:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 09:59:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 09:59:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 09:59:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 09:59:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2023-04-02 09:59:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:59:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:37,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1472 trivial. 0 not checked. [2023-04-02 09:59:37,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:59:37,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946649027] [2023-04-02 09:59:37,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946649027] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:59:37,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:59:37,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 09:59:37,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936378805] [2023-04-02 09:59:37,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:59:37,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 09:59:37,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:59:37,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 09:59:37,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 09:59:37,319 INFO L87 Difference]: Start difference. First operand 3600 states and 4913 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (34), 6 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 09:59:52,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:59:52,293 INFO L93 Difference]: Finished difference Result 14039 states and 20276 transitions. [2023-04-02 09:59:52,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-02 09:59:52,294 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (34), 6 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 336 [2023-04-02 09:59:52,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:59:52,334 INFO L225 Difference]: With dead ends: 14039 [2023-04-02 09:59:52,335 INFO L226 Difference]: Without dead ends: 10496 [2023-04-02 09:59:52,343 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-04-02 09:59:52,344 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 4977 mSDsluCounter, 843 mSDsCounter, 0 mSdLazyCounter, 5413 mSolverCounterSat, 2337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5159 SdHoareTripleChecker+Valid, 1132 SdHoareTripleChecker+Invalid, 7750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2337 IncrementalHoareTripleChecker+Valid, 5413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2023-04-02 09:59:52,344 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5159 Valid, 1132 Invalid, 7750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2337 Valid, 5413 Invalid, 0 Unknown, 0 Unchecked, 11.6s Time] [2023-04-02 09:59:52,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10496 states. [2023-04-02 09:59:53,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10496 to 6988. [2023-04-02 09:59:53,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6988 states, 4988 states have (on average 1.371692060946271) internal successors, (6842), 5044 states have internal predecessors, (6842), 1359 states have call successors, (1359), 643 states have call predecessors, (1359), 640 states have return successors, (1352), 1340 states have call predecessors, (1352), 1352 states have call successors, (1352) [2023-04-02 09:59:54,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6988 states to 6988 states and 9553 transitions. [2023-04-02 09:59:54,007 INFO L78 Accepts]: Start accepts. Automaton has 6988 states and 9553 transitions. Word has length 336 [2023-04-02 09:59:54,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:59:54,008 INFO L495 AbstractCegarLoop]: Abstraction has 6988 states and 9553 transitions. [2023-04-02 09:59:54,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (34), 6 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 09:59:54,008 INFO L276 IsEmpty]: Start isEmpty. Operand 6988 states and 9553 transitions. [2023-04-02 09:59:54,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2023-04-02 09:59:54,012 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:59:54,013 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 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] [2023-04-02 09:59:54,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 09:59:54,013 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:59:54,013 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:59:54,013 INFO L85 PathProgramCache]: Analyzing trace with hash -2075029304, now seen corresponding path program 1 times [2023-04-02 09:59:54,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:59:54,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633333787] [2023-04-02 09:59:54,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:59:54,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:59:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:59:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:59:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:59:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 09:59:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 09:59:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 09:59:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 09:59:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 09:59:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:59:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 09:59:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 09:59:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 09:59:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 09:59:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 09:59:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 09:59:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 09:59:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 09:59:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 09:59:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 09:59:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 09:59:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 09:59:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 09:59:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 09:59:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 09:59:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 09:59:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 09:59:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2023-04-02 09:59:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:59:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:59:54,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1472 trivial. 0 not checked. [2023-04-02 09:59:54,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:59:54,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633333787] [2023-04-02 09:59:54,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633333787] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:59:54,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:59:54,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 09:59:54,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264606559] [2023-04-02 09:59:54,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:59:54,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 09:59:54,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:59:54,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 09:59:54,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 09:59:54,646 INFO L87 Difference]: Start difference. First operand 6988 states and 9553 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 10:00:05,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:00:05,497 INFO L93 Difference]: Finished difference Result 10494 states and 15430 transitions. [2023-04-02 10:00:05,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-02 10:00:05,498 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 340 [2023-04-02 10:00:05,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:00:05,530 INFO L225 Difference]: With dead ends: 10494 [2023-04-02 10:00:05,531 INFO L226 Difference]: Without dead ends: 10491 [2023-04-02 10:00:05,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2023-04-02 10:00:05,534 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 3251 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 3834 mSolverCounterSat, 1582 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3329 SdHoareTripleChecker+Valid, 790 SdHoareTripleChecker+Invalid, 5416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1582 IncrementalHoareTripleChecker+Valid, 3834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-04-02 10:00:05,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3329 Valid, 790 Invalid, 5416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1582 Valid, 3834 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2023-04-02 10:00:05,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10491 states. [2023-04-02 10:00:07,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10491 to 6987. [2023-04-02 10:00:07,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6987 states, 4988 states have (on average 1.3714915797914995) internal successors, (6841), 5043 states have internal predecessors, (6841), 1358 states have call successors, (1358), 643 states have call predecessors, (1358), 640 states have return successors, (1352), 1340 states have call predecessors, (1352), 1352 states have call successors, (1352) [2023-04-02 10:00:07,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6987 states to 6987 states and 9551 transitions. [2023-04-02 10:00:07,297 INFO L78 Accepts]: Start accepts. Automaton has 6987 states and 9551 transitions. Word has length 340 [2023-04-02 10:00:07,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:00:07,298 INFO L495 AbstractCegarLoop]: Abstraction has 6987 states and 9551 transitions. [2023-04-02 10:00:07,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 10:00:07,298 INFO L276 IsEmpty]: Start isEmpty. Operand 6987 states and 9551 transitions. [2023-04-02 10:00:07,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2023-04-02 10:00:07,300 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:00:07,300 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 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] [2023-04-02 10:00:07,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 10:00:07,300 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:00:07,301 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:00:07,301 INFO L85 PathProgramCache]: Analyzing trace with hash 98060299, now seen corresponding path program 1 times [2023-04-02 10:00:07,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:00:07,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813197574] [2023-04-02 10:00:07,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:00:07,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:00:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:00:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:00:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:00:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:00:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:00:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:00:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:00:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:00:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:00:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 10:00:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 10:00:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 10:00:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 10:00:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 10:00:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 10:00:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 10:00:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:00:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 10:00:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 10:00:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 10:00:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 10:00:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 10:00:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 10:00:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 10:00:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 10:00:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2023-04-02 10:00:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:07,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1472 trivial. 0 not checked. [2023-04-02 10:00:07,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:00:07,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813197574] [2023-04-02 10:00:07,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813197574] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:00:07,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:00:07,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:00:07,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152054762] [2023-04-02 10:00:07,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:00:07,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:00:07,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:00:07,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:00:07,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:00:07,960 INFO L87 Difference]: Start difference. First operand 6987 states and 9551 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 10:00:19,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:00:19,350 INFO L93 Difference]: Finished difference Result 10493 states and 15428 transitions. [2023-04-02 10:00:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-02 10:00:19,351 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 341 [2023-04-02 10:00:19,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:00:19,387 INFO L225 Difference]: With dead ends: 10493 [2023-04-02 10:00:19,387 INFO L226 Difference]: Without dead ends: 10490 [2023-04-02 10:00:19,393 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2023-04-02 10:00:19,393 INFO L413 NwaCegarLoop]: 237 mSDtfsCounter, 3244 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 3842 mSolverCounterSat, 1571 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3322 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 5413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1571 IncrementalHoareTripleChecker+Valid, 3842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-04-02 10:00:19,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3322 Valid, 791 Invalid, 5413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1571 Valid, 3842 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2023-04-02 10:00:19,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10490 states. [2023-04-02 10:00:21,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10490 to 6986. [2023-04-02 10:00:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6986 states, 4988 states have (on average 1.3712910986367282) internal successors, (6840), 5042 states have internal predecessors, (6840), 1357 states have call successors, (1357), 643 states have call predecessors, (1357), 640 states have return successors, (1352), 1340 states have call predecessors, (1352), 1352 states have call successors, (1352) [2023-04-02 10:00:21,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6986 states to 6986 states and 9549 transitions. [2023-04-02 10:00:21,153 INFO L78 Accepts]: Start accepts. Automaton has 6986 states and 9549 transitions. Word has length 341 [2023-04-02 10:00:21,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:00:21,153 INFO L495 AbstractCegarLoop]: Abstraction has 6986 states and 9549 transitions. [2023-04-02 10:00:21,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 10:00:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 6986 states and 9549 transitions. [2023-04-02 10:00:21,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2023-04-02 10:00:21,156 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:00:21,156 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 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] [2023-04-02 10:00:21,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-02 10:00:21,156 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:00:21,156 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:00:21,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1255633877, now seen corresponding path program 1 times [2023-04-02 10:00:21,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:00:21,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535159542] [2023-04-02 10:00:21,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:00:21,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:00:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:00:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:00:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:00:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:00:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:00:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:00:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:00:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:00:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:00:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 10:00:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 10:00:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 10:00:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 10:00:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 10:00:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 10:00:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 10:00:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:00:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 10:00:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 10:00:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 10:00:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 10:00:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 10:00:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 10:00:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 10:00:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 10:00:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2023-04-02 10:00:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:21,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1472 trivial. 0 not checked. [2023-04-02 10:00:21,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:00:21,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535159542] [2023-04-02 10:00:21,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535159542] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:00:21,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:00:21,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:00:21,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897821279] [2023-04-02 10:00:21,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:00:21,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:00:21,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:00:21,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:00:21,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:00:21,872 INFO L87 Difference]: Start difference. First operand 6986 states and 9549 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 10:00:35,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:00:35,135 INFO L93 Difference]: Finished difference Result 19157 states and 27394 transitions. [2023-04-02 10:00:35,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-02 10:00:35,136 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 342 [2023-04-02 10:00:35,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:00:35,182 INFO L225 Difference]: With dead ends: 19157 [2023-04-02 10:00:35,183 INFO L226 Difference]: Without dead ends: 12216 [2023-04-02 10:00:35,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-04-02 10:00:35,204 INFO L413 NwaCegarLoop]: 237 mSDtfsCounter, 4826 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 3081 mSolverCounterSat, 2489 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4902 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 5570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2489 IncrementalHoareTripleChecker+Valid, 3081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2023-04-02 10:00:35,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4902 Valid, 443 Invalid, 5570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2489 Valid, 3081 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2023-04-02 10:00:35,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12216 states. [2023-04-02 10:00:37,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12216 to 8518. [2023-04-02 10:00:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8518 states, 6078 states have (on average 1.3609740046067786) internal successors, (8272), 6147 states have internal predecessors, (8272), 1645 states have call successors, (1645), 803 states have call predecessors, (1645), 794 states have return successors, (1662), 1619 states have call predecessors, (1662), 1638 states have call successors, (1662) [2023-04-02 10:00:37,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8518 states to 8518 states and 11579 transitions. [2023-04-02 10:00:37,721 INFO L78 Accepts]: Start accepts. Automaton has 8518 states and 11579 transitions. Word has length 342 [2023-04-02 10:00:37,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:00:37,722 INFO L495 AbstractCegarLoop]: Abstraction has 8518 states and 11579 transitions. [2023-04-02 10:00:37,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 10:00:37,722 INFO L276 IsEmpty]: Start isEmpty. Operand 8518 states and 11579 transitions. [2023-04-02 10:00:37,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2023-04-02 10:00:37,726 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:00:37,726 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:00:37,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-02 10:00:37,727 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:00:37,727 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:00:37,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1793333386, now seen corresponding path program 1 times [2023-04-02 10:00:37,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:00:37,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920974208] [2023-04-02 10:00:37,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:00:37,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:00:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:00:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:00:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:00:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:00:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:00:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:00:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:00:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:00:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:00:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:00:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 10:00:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 10:00:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 10:00:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 10:00:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 10:00:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 10:00:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 10:00:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:00:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 10:00:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 10:00:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 10:00:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 10:00:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 10:00:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 10:00:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 10:00:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 10:00:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2023-04-02 10:00:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2023-04-02 10:00:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 10:00:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:00:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2023-04-02 10:00:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 10:00:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:00:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2023-04-02 10:00:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:00:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:00:38,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1516 trivial. 0 not checked. [2023-04-02 10:00:38,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:00:38,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920974208] [2023-04-02 10:00:38,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920974208] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:00:38,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:00:38,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 10:00:38,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469889074] [2023-04-02 10:00:38,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:00:38,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 10:00:38,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:00:38,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 10:00:38,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-04-02 10:00:38,417 INFO L87 Difference]: Start difference. First operand 8518 states and 11579 transitions. Second operand has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (50), 8 states have call predecessors, (50), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-04-02 10:01:02,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:01:02,476 INFO L93 Difference]: Finished difference Result 36639 states and 53828 transitions. [2023-04-02 10:01:02,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-04-02 10:01:02,477 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (50), 8 states have call predecessors, (50), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 459 [2023-04-02 10:01:02,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:01:02,583 INFO L225 Difference]: With dead ends: 36639 [2023-04-02 10:01:02,584 INFO L226 Difference]: Without dead ends: 28178 [2023-04-02 10:01:02,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2023-04-02 10:01:02,614 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 7751 mSDsluCounter, 630 mSDsCounter, 0 mSdLazyCounter, 4657 mSolverCounterSat, 3989 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7924 SdHoareTripleChecker+Valid, 929 SdHoareTripleChecker+Invalid, 8646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3989 IncrementalHoareTripleChecker+Valid, 4657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-04-02 10:01:02,614 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7924 Valid, 929 Invalid, 8646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3989 Valid, 4657 Invalid, 0 Unknown, 0 Unchecked, 12.9s Time] [2023-04-02 10:01:02,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28178 states. [2023-04-02 10:01:07,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28178 to 16776. [2023-04-02 10:01:07,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16776 states, 11978 states have (on average 1.3589914843880448) internal successors, (16278), 12115 states have internal predecessors, (16278), 3213 states have call successors, (3213), 1597 states have call predecessors, (3213), 1584 states have return successors, (3254), 3167 states have call predecessors, (3254), 3206 states have call successors, (3254) [2023-04-02 10:01:07,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16776 states to 16776 states and 22745 transitions. [2023-04-02 10:01:07,797 INFO L78 Accepts]: Start accepts. Automaton has 16776 states and 22745 transitions. Word has length 459 [2023-04-02 10:01:07,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:01:07,797 INFO L495 AbstractCegarLoop]: Abstraction has 16776 states and 22745 transitions. [2023-04-02 10:01:07,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (50), 8 states have call predecessors, (50), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-04-02 10:01:07,798 INFO L276 IsEmpty]: Start isEmpty. Operand 16776 states and 22745 transitions. [2023-04-02 10:01:07,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2023-04-02 10:01:07,802 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:01:07,802 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:01:07,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-02 10:01:07,802 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:01:07,802 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:01:07,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1480046269, now seen corresponding path program 1 times [2023-04-02 10:01:07,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:01:07,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079640060] [2023-04-02 10:01:07,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:01:07,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:01:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:01:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:01:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:01:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:01:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:01:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:01:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:01:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:01:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:01:08,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 10:01:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 10:01:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 10:01:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 10:01:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 10:01:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 10:01:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 10:01:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:01:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 10:01:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 10:01:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 10:01:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 10:01:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 10:01:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 10:01:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 10:01:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 10:01:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2023-04-02 10:01:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2023-04-02 10:01:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 10:01:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:01:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2023-04-02 10:01:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 10:01:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:01:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2023-04-02 10:01:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:08,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1516 trivial. 0 not checked. [2023-04-02 10:01:08,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:01:08,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079640060] [2023-04-02 10:01:08,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079640060] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:01:08,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:01:08,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 10:01:08,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59657988] [2023-04-02 10:01:08,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:01:08,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 10:01:08,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:01:08,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 10:01:08,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-04-02 10:01:08,537 INFO L87 Difference]: Start difference. First operand 16776 states and 22745 transitions. Second operand has 9 states, 9 states have (on average 13.666666666666666) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (50), 8 states have call predecessors, (50), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-04-02 10:01:42,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:01:42,812 INFO L93 Difference]: Finished difference Result 65922 states and 96121 transitions. [2023-04-02 10:01:42,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-04-02 10:01:42,813 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.666666666666666) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (50), 8 states have call predecessors, (50), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 462 [2023-04-02 10:01:42,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:01:43,136 INFO L225 Difference]: With dead ends: 65922 [2023-04-02 10:01:43,136 INFO L226 Difference]: Without dead ends: 49203 [2023-04-02 10:01:43,184 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2023-04-02 10:01:43,185 INFO L413 NwaCegarLoop]: 346 mSDtfsCounter, 4295 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 7782 mSolverCounterSat, 2217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4471 SdHoareTripleChecker+Valid, 1255 SdHoareTripleChecker+Invalid, 9999 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2217 IncrementalHoareTripleChecker+Valid, 7782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2023-04-02 10:01:43,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4471 Valid, 1255 Invalid, 9999 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2217 Valid, 7782 Invalid, 0 Unknown, 0 Unchecked, 14.3s Time] [2023-04-02 10:01:43,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49203 states. [2023-04-02 10:01:52,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49203 to 29714. [2023-04-02 10:01:52,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29714 states, 21128 states have (on average 1.3528966300643697) internal successors, (28584), 21381 states have internal predecessors, (28584), 5719 states have call successors, (5719), 2887 states have call predecessors, (5719), 2866 states have return successors, (5808), 5641 states have call predecessors, (5808), 5712 states have call successors, (5808) [2023-04-02 10:01:52,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29714 states to 29714 states and 40111 transitions. [2023-04-02 10:01:52,791 INFO L78 Accepts]: Start accepts. Automaton has 29714 states and 40111 transitions. Word has length 462 [2023-04-02 10:01:52,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:01:52,791 INFO L495 AbstractCegarLoop]: Abstraction has 29714 states and 40111 transitions. [2023-04-02 10:01:52,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.666666666666666) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (50), 8 states have call predecessors, (50), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-04-02 10:01:52,791 INFO L276 IsEmpty]: Start isEmpty. Operand 29714 states and 40111 transitions. [2023-04-02 10:01:52,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2023-04-02 10:01:52,801 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:01:52,801 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 16, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:01:52,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-02 10:01:52,802 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:01:52,802 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:01:52,802 INFO L85 PathProgramCache]: Analyzing trace with hash -458341958, now seen corresponding path program 1 times [2023-04-02 10:01:52,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:01:52,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352282438] [2023-04-02 10:01:52,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:01:52,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:01:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:01:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:01:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:01:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:01:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:01:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:01:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:01:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:01:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:01:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 10:01:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 10:01:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 10:01:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 10:01:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 10:01:53,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 10:01:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 10:01:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:01:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 10:01:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 10:01:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 10:01:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 10:01:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 10:01:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 10:01:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 10:01:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 10:01:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2023-04-02 10:01:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2023-04-02 10:01:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2023-04-02 10:01:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:01:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2023-04-02 10:01:53,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2023-04-02 10:01:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:01:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2023-04-02 10:01:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:01:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-04-02 10:01:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2023-04-02 10:01:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:01:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2023-04-02 10:01:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2023-04-02 10:01:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:01:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 10:01:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:01:53,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3225 trivial. 0 not checked. [2023-04-02 10:01:53,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:01:53,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352282438] [2023-04-02 10:01:53,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352282438] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:01:53,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:01:53,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-04-02 10:01:53,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396238774] [2023-04-02 10:01:53,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:01:53,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-02 10:01:53,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:01:53,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-02 10:01:53,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-04-02 10:01:53,866 INFO L87 Difference]: Start difference. First operand 29714 states and 40111 transitions. Second operand has 13 states, 13 states have (on average 8.923076923076923) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (57), 13 states have call predecessors, (57), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-04-02 10:02:24,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:02:24,176 INFO L93 Difference]: Finished difference Result 49730 states and 71785 transitions. [2023-04-02 10:02:24,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 10:02:24,177 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.923076923076923) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (57), 13 states have call predecessors, (57), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 568 [2023-04-02 10:02:24,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:02:24,348 INFO L225 Difference]: With dead ends: 49730 [2023-04-02 10:02:24,348 INFO L226 Difference]: Without dead ends: 43958 [2023-04-02 10:02:24,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2023-04-02 10:02:24,385 INFO L413 NwaCegarLoop]: 202 mSDtfsCounter, 4510 mSDsluCounter, 1467 mSDsCounter, 0 mSdLazyCounter, 10865 mSolverCounterSat, 2815 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4657 SdHoareTripleChecker+Valid, 1669 SdHoareTripleChecker+Invalid, 13680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2815 IncrementalHoareTripleChecker+Valid, 10865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2023-04-02 10:02:24,385 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4657 Valid, 1669 Invalid, 13680 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2815 Valid, 10865 Invalid, 0 Unknown, 0 Unchecked, 13.0s Time] [2023-04-02 10:02:24,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43958 states. [2023-04-02 10:02:33,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43958 to 27722. [2023-04-02 10:02:33,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27722 states, 19754 states have (on average 1.3537511390098207) internal successors, (26742), 20010 states have internal predecessors, (26742), 5267 states have call successors, (5267), 2739 states have call predecessors, (5267), 2700 states have return successors, (5226), 5156 states have call predecessors, (5226), 5226 states have call successors, (5226) [2023-04-02 10:02:33,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27722 states to 27722 states and 37235 transitions. [2023-04-02 10:02:33,930 INFO L78 Accepts]: Start accepts. Automaton has 27722 states and 37235 transitions. Word has length 568 [2023-04-02 10:02:33,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:02:33,931 INFO L495 AbstractCegarLoop]: Abstraction has 27722 states and 37235 transitions. [2023-04-02 10:02:33,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.923076923076923) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (57), 13 states have call predecessors, (57), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-04-02 10:02:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 27722 states and 37235 transitions. [2023-04-02 10:02:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2023-04-02 10:02:34,000 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:02:34,000 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 16, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:02:34,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-04-02 10:02:34,001 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:02:34,001 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:02:34,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1850026011, now seen corresponding path program 1 times [2023-04-02 10:02:34,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:02:34,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192919618] [2023-04-02 10:02:34,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:02:34,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:02:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:02:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:02:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:02:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:02:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:02:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:02:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:02:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:02:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:02:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 10:02:34,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-04-02 10:02:34,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 10:02:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 10:02:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 10:02:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 10:02:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 10:02:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:02:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 10:02:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-04-02 10:02:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-04-02 10:02:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-04-02 10:02:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-04-02 10:02:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 10:02:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-04-02 10:02:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 10:02:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2023-04-02 10:02:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2023-04-02 10:02:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2023-04-02 10:02:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:02:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2023-04-02 10:02:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2023-04-02 10:02:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:02:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2023-04-02 10:02:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 10:02:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-04-02 10:02:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2023-04-02 10:02:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:02:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2023-04-02 10:02:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2023-04-02 10:02:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 10:02:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:02:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-04-02 10:02:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 10:02:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:02:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-04-02 10:02:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:02:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:02:34,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3273 trivial. 0 not checked. [2023-04-02 10:02:34,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:02:34,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192919618] [2023-04-02 10:02:34,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192919618] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:02:34,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:02:34,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-04-02 10:02:34,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189270292] [2023-04-02 10:02:34,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:02:34,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-04-02 10:02:34,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:02:34,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-04-02 10:02:34,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2023-04-02 10:02:34,958 INFO L87 Difference]: Start difference. First operand 27722 states and 37235 transitions. Second operand has 14 states, 14 states have (on average 11.714285714285714) internal successors, (164), 3 states have internal predecessors, (164), 2 states have call successors, (69), 13 states have call predecessors, (69), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59)