/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-43_2a-drivers--net--fddi--defxx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 10:33:51,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 10:33:51,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 10:33:51,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 10:33:51,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 10:33:51,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 10:33:51,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 10:33:51,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 10:33:51,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 10:33:51,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 10:33:51,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 10:33:51,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 10:33:51,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 10:33:51,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 10:33:51,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 10:33:51,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 10:33:51,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 10:33:51,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 10:33:51,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 10:33:51,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 10:33:51,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 10:33:51,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 10:33:51,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 10:33:51,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 10:33:51,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 10:33:51,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 10:33:51,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 10:33:51,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 10:33:51,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 10:33:51,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 10:33:51,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 10:33:51,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 10:33:51,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 10:33:51,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 10:33:51,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 10:33:51,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 10:33:51,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 10:33:51,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 10:33:51,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 10:33:51,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 10:33:51,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 10:33:51,720 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 10:33:51,747 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 10:33:51,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 10:33:51,747 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 10:33:51,748 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 10:33:51,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 10:33:51,749 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 10:33:51,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 10:33:51,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 10:33:51,750 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 10:33:51,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 10:33:51,750 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 10:33:51,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 10:33:51,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 10:33:51,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 10:33:51,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 10:33:51,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 10:33:51,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 10:33:51,751 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 10:33:51,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 10:33:51,751 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 10:33:51,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 10:33:51,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 10:33:51,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 10:33:51,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 10:33:51,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:33:51,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 10:33:51,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 10:33:51,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 10:33:51,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 10:33:51,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 10:33:51,753 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 10:33:51,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 10:33:51,753 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 10:33:51,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 10:33:51,753 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 10:33:51,754 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 10:33:51,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 10:33:52,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 10:33:52,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 10:33:52,010 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 10:33:52,010 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 10:33:52,011 INFO L432 ainManager$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-43_2a-drivers--net--fddi--defxx.ko-entry_point.cil.out.i [2023-04-02 10:33:53,194 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 10:33:53,676 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 10:33:53,676 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--fddi--defxx.ko-entry_point.cil.out.i [2023-04-02 10:33:53,718 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a944365a9/8b0d84e55dfc401491073f2cefe1b033/FLAG2dcf2cff0 [2023-04-02 10:33:53,737 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a944365a9/8b0d84e55dfc401491073f2cefe1b033 [2023-04-02 10:33:53,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 10:33:53,742 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 10:33:53,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 10:33:53,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 10:33:53,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 10:33:53,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:33:53" (1/1) ... [2023-04-02 10:33:53,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d6be5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:53, skipping insertion in model container [2023-04-02 10:33:53,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:33:53" (1/1) ... [2023-04-02 10:33:53,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 10:33:53,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 10:33:55,531 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-43_2a-drivers--net--fddi--defxx.ko-entry_point.cil.out.i[283284,283297] [2023-04-02 10:33:55,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:33:55,627 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 10:33:55,930 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-43_2a-drivers--net--fddi--defxx.ko-entry_point.cil.out.i[283284,283297] [2023-04-02 10:33:55,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:33:56,030 INFO L208 MainTranslator]: Completed translation [2023-04-02 10:33:56,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56 WrapperNode [2023-04-02 10:33:56,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 10:33:56,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 10:33:56,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 10:33:56,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 10:33:56,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (1/1) ... [2023-04-02 10:33:56,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (1/1) ... [2023-04-02 10:33:56,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (1/1) ... [2023-04-02 10:33:56,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (1/1) ... [2023-04-02 10:33:56,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (1/1) ... [2023-04-02 10:33:56,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (1/1) ... [2023-04-02 10:33:56,247 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (1/1) ... [2023-04-02 10:33:56,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (1/1) ... [2023-04-02 10:33:56,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 10:33:56,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 10:33:56,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 10:33:56,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 10:33:56,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (1/1) ... [2023-04-02 10:33:56,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:33:56,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 10:33:56,319 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 10:33:56,346 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 10:33:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 10:33:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 10:33:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-02 10:33:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-02 10:33:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 10:33:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 10:33:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 10:33:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 10:33:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 10:33:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2023-04-02 10:33:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2023-04-02 10:33:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-02 10:33:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-04-02 10:33:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-04-02 10:33:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2023-04-02 10:33:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-04-02 10:33:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure eisa_driver_register [2023-04-02 10:33:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure eisa_driver_unregister [2023-04-02 10:33:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-04-02 10:33:56,370 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-04-02 10:33:56,370 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2023-04-02 10:33:56,370 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-02 10:33:56,370 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-02 10:33:56,370 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-02 10:33:56,370 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-02 10:33:56,370 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-04-02 10:33:56,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-02 10:33:56,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-02 10:33:56,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-02 10:33:56,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-04-02 10:33:56,371 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-04-02 10:33:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-04-02 10:33:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tc_register_driver [2023-04-02 10:33:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tc_unregister_driver [2023-04-02 10:33:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_writel [2023-04-02 10:33:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_outl [2023-04-02 10:33:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_port_write_long [2023-04-02 10:33:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_readl [2023-04-02 10:33:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_inl [2023-04-02 10:33:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_port_read_long [2023-04-02 10:33:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_get_bars [2023-04-02 10:33:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_register [2023-04-02 10:33:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_bus_init [2023-04-02 10:33:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_bus_uninit [2023-04-02 10:33:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_bus_config_check [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_driver_init [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_adap_init [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_open [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_close [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_int_pr_halt_id [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_int_type_0_process [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_int_common [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_interrupt [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_ctl_get_stats [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_ctl_set_multicast_list [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_ctl_set_mac_address [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_ctl_update_cam [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_ctl_update_filters [2023-04-02 10:33:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_hw_dma_cmd_req [2023-04-02 10:33:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_hw_port_ctrl_req [2023-04-02 10:33:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_hw_adap_reset [2023-04-02 10:33:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_hw_adap_state_rd [2023-04-02 10:33:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_hw_dma_uninit [2023-04-02 10:33:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure my_skb_align [2023-04-02 10:33:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_rcv_init [2023-04-02 10:33:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_rcv_queue_process [2023-04-02 10:33:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_xmt_queue_pkt [2023-04-02 10:33:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_xmt_done [2023-04-02 10:33:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_rcv_flush [2023-04-02 10:33:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_xmt_flush [2023-04-02 10:33:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_unregister [2023-04-02 10:33:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_pci_register [2023-04-02 10:33:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_pci_unregister [2023-04-02 10:33:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_init [2023-04-02 10:33:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dfx_cleanup [2023-04-02 10:33:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-04-02 10:33:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2023-04-02 10:33:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2023-04-02 10:33:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_3 [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_2 [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2023-04-02 10:33:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2023-04-02 10:33:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_39 [2023-04-02 10:33:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_40 [2023-04-02 10:33:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_41 [2023-04-02 10:33:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_42 [2023-04-02 10:33:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_43 [2023-04-02 10:33:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_44 [2023-04-02 10:33:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_45 [2023-04-02 10:33:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_46 [2023-04-02 10:33:56,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 10:33:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 10:33:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 10:33:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 10:33:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 10:33:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-02 10:33:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:33:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-04-02 10:33:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-04-02 10:33:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-04-02 10:33:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-04-02 10:33:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-02 10:33:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2023-04-02 10:33:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-02 10:33:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-04-02 10:33:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 10:33:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-04-02 10:33:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-04-02 10:33:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_fddidev [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure fddi_type_trans [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-04-02 10:33:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 10:33:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 10:33:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_3 [2023-04-02 10:33:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_3 [2023-04-02 10:33:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_2 [2023-04-02 10:33:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-04-02 10:33:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-02 10:33:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-02 10:33:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2023-04-02 10:33:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-04-02 10:33:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-02 10:33:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-04-02 10:33:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 10:33:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 10:33:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 10:33:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 10:33:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-04-02 10:33:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 10:33:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 10:33:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 10:33:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 10:33:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2023-04-02 10:33:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 10:33:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_3 [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_2 [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-04-02 10:33:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure eisa_driver_register [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure eisa_driver_unregister [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2023-04-02 10:33:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_42 [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-02 10:33:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_39 [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_40 [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_41 [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_44 [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2023-04-02 10:33:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_43 [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure fddi_type_trans [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_fddidev [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_45 [2023-04-02 10:33:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_46 [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure tc_register_driver [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure tc_unregister_driver [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_bus_init [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_bus_uninit [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_bus_config_check [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_driver_init [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_adap_init [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_open [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_close [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_int_pr_halt_id [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_int_type_0_process [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_int_common [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_interrupt [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_ctl_get_stats [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_ctl_set_multicast_list [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_ctl_set_mac_address [2023-04-02 10:33:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_ctl_update_cam [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_ctl_update_filters [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_hw_dma_cmd_req [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_hw_port_ctrl_req [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_hw_adap_reset [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_hw_adap_state_rd [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_hw_dma_uninit [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_rcv_init [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_rcv_queue_process [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_rcv_flush [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_xmt_queue_pkt [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_xmt_done [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_xmt_flush [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_writel [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_outl [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_port_write_long [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_readl [2023-04-02 10:33:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_inl [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_port_read_long [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_get_bars [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_register [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure my_skb_align [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_unregister [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_pci_register [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_pci_unregister [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_init [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dfx_cleanup [2023-04-02 10:33:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_3 [2023-04-02 10:33:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_2 [2023-04-02 10:33:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 10:33:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 10:33:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_3 [2023-04-02 10:33:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 10:33:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 10:33:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 10:33:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 10:33:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 10:33:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 10:33:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 10:33:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 10:33:57,175 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 10:33:57,181 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 10:33:57,270 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 10:34:10,930 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 10:34:10,953 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 10:34:10,953 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 10:34:10,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:34:10 BoogieIcfgContainer [2023-04-02 10:34:10,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 10:34:10,961 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 10:34:10,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 10:34:10,964 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 10:34:10,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 10:33:53" (1/3) ... [2023-04-02 10:34:10,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0d4ae6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:34:10, skipping insertion in model container [2023-04-02 10:34:10,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:33:56" (2/3) ... [2023-04-02 10:34:10,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0d4ae6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:34:10, skipping insertion in model container [2023-04-02 10:34:10,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:34:10" (3/3) ... [2023-04-02 10:34:10,966 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--fddi--defxx.ko-entry_point.cil.out.i [2023-04-02 10:34:10,980 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 10:34:10,980 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 10:34:11,072 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 10:34:11,078 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;@1d26276d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 10:34:11,078 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 10:34:11,091 INFO L276 IsEmpty]: Start isEmpty. Operand has 1690 states, 1077 states have (on average 1.2813370473537604) internal successors, (1380), 1105 states have internal predecessors, (1380), 434 states have call successors, (434), 167 states have call predecessors, (434), 166 states have return successors, (428), 426 states have call predecessors, (428), 428 states have call successors, (428) [2023-04-02 10:34:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-04-02 10:34:11,133 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:34:11,133 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-02 10:34:11,134 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:34:11,138 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:34:11,139 INFO L85 PathProgramCache]: Analyzing trace with hash -529049147, now seen corresponding path program 1 times [2023-04-02 10:34:11,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:34:11,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772535578] [2023-04-02 10:34:11,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:34:11,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:34:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:11,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:34:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:34:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:34:12,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:34:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:34:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-04-02 10:34:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 10:34:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:34:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-04-02 10:34:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 10:34:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 10:34:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:34:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-04-02 10:34:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-04-02 10:34:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-04-02 10:34:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:34:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 10:34:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 10:34:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 10:34:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-04-02 10:34:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:34:12,478 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-04-02 10:34:12,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:34:12,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772535578] [2023-04-02 10:34:12,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772535578] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:34:12,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:34:12,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:34:12,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681291415] [2023-04-02 10:34:12,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:34:12,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:34:12,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:34:12,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:34:12,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:34:12,530 INFO L87 Difference]: Start difference. First operand has 1690 states, 1077 states have (on average 1.2813370473537604) internal successors, (1380), 1105 states have internal predecessors, (1380), 434 states have call successors, (434), 167 states have call predecessors, (434), 166 states have return successors, (428), 426 states have call predecessors, (428), 428 states have call successors, (428) Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 2 states have internal predecessors, (104), 2 states have call successors, (37), 7 states have call predecessors, (37), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:34:17,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:19,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:21,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:27,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:29,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:31,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:33,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:35,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:42,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:44,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:45,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:51,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:53,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:55,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:57,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:34:59,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:03,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:35:03,860 INFO L93 Difference]: Finished difference Result 3682 states and 5124 transitions. [2023-04-02 10:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 10:35:03,866 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 2 states have internal predecessors, (104), 2 states have call successors, (37), 7 states have call predecessors, (37), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 198 [2023-04-02 10:35:03,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:35:03,895 INFO L225 Difference]: With dead ends: 3682 [2023-04-02 10:35:03,895 INFO L226 Difference]: Without dead ends: 1992 [2023-04-02 10:35:03,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-04-02 10:35:03,908 INFO L413 NwaCegarLoop]: 250 mSDtfsCounter, 2199 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 4617 mSolverCounterSat, 1371 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2513 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 6000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1371 IncrementalHoareTripleChecker+Valid, 4617 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.3s IncrementalHoareTripleChecker+Time [2023-04-02 10:35:03,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2513 Valid, 609 Invalid, 6000 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1371 Valid, 4617 Invalid, 12 Unknown, 0 Unchecked, 50.3s Time] [2023-04-02 10:35:03,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1992 states. [2023-04-02 10:35:04,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1992 to 1607. [2023-04-02 10:35:04,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1607 states, 1034 states have (on average 1.2756286266924566) internal successors, (1319), 1054 states have internal predecessors, (1319), 415 states have call successors, (415), 159 states have call predecessors, (415), 157 states have return successors, (413), 411 states have call predecessors, (413), 413 states have call successors, (413) [2023-04-02 10:35:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1607 states and 2147 transitions. [2023-04-02 10:35:04,300 INFO L78 Accepts]: Start accepts. Automaton has 1607 states and 2147 transitions. Word has length 198 [2023-04-02 10:35:04,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:35:04,301 INFO L495 AbstractCegarLoop]: Abstraction has 1607 states and 2147 transitions. [2023-04-02 10:35:04,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 2 states have internal predecessors, (104), 2 states have call successors, (37), 7 states have call predecessors, (37), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:35:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 2147 transitions. [2023-04-02 10:35:04,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-04-02 10:35:04,311 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:35:04,312 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-02 10:35:04,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 10:35:04,312 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:35:04,313 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:35:04,313 INFO L85 PathProgramCache]: Analyzing trace with hash 667338059, now seen corresponding path program 1 times [2023-04-02 10:35:04,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:35:04,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431047028] [2023-04-02 10:35:04,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:35:04,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:35:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:35:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:35:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:35:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:35:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:35:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-04-02 10:35:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 10:35:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:35:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-04-02 10:35:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:05,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 10:35:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 10:35:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:35:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-04-02 10:35:05,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-04-02 10:35:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-04-02 10:35:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:35:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 10:35:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 10:35:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 10:35:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-04-02 10:35:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:35:05,530 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-04-02 10:35:05,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:35:05,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431047028] [2023-04-02 10:35:05,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431047028] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:35:05,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:35:05,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:35:05,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385248058] [2023-04-02 10:35:05,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:35:05,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:35:05,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:35:05,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:35:05,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:35:05,537 INFO L87 Difference]: Start difference. First operand 1607 states and 2147 transitions. Second operand has 10 states, 10 states have (on average 10.4) internal successors, (104), 4 states have internal predecessors, (104), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:35:13,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:15,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:17,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:19,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:21,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:23,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:25,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:28,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:30,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:32,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:34,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:42,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:44,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:46,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:48,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:50,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:52,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:54,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:57,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:35:59,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:01,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:03,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:05,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:07,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:09,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:11,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:18,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:20,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:22,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:24,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:26,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:28,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:33,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:35,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:37,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:39,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:41,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:43,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:45,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:47,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:49,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:51,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:53,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:55,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:57,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:36:59,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:01,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:10,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:37:10,208 INFO L93 Difference]: Finished difference Result 5537 states and 7656 transitions. [2023-04-02 10:37:10,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-04-02 10:37:10,209 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 4 states have internal predecessors, (104), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 198 [2023-04-02 10:37:10,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:37:10,231 INFO L225 Difference]: With dead ends: 5537 [2023-04-02 10:37:10,231 INFO L226 Difference]: Without dead ends: 3946 [2023-04-02 10:37:10,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=197, Invalid=403, Unknown=0, NotChecked=0, Total=600 [2023-04-02 10:37:10,239 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 5846 mSDsluCounter, 1088 mSDsCounter, 0 mSdLazyCounter, 10800 mSolverCounterSat, 3816 mSolverCounterUnsat, 41 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 120.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6197 SdHoareTripleChecker+Valid, 1311 SdHoareTripleChecker+Invalid, 14657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3816 IncrementalHoareTripleChecker+Valid, 10800 IncrementalHoareTripleChecker+Invalid, 41 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 122.1s IncrementalHoareTripleChecker+Time [2023-04-02 10:37:10,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6197 Valid, 1311 Invalid, 14657 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3816 Valid, 10800 Invalid, 41 Unknown, 0 Unchecked, 122.1s Time] [2023-04-02 10:37:10,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2023-04-02 10:37:10,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3212. [2023-04-02 10:37:10,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3212 states, 2067 states have (on average 1.273826802128689) internal successors, (2633), 2114 states have internal predecessors, (2633), 824 states have call successors, (824), 315 states have call predecessors, (824), 320 states have return successors, (840), 817 states have call predecessors, (840), 822 states have call successors, (840) [2023-04-02 10:37:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 3212 states and 4297 transitions. [2023-04-02 10:37:10,797 INFO L78 Accepts]: Start accepts. Automaton has 3212 states and 4297 transitions. Word has length 198 [2023-04-02 10:37:10,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:37:10,798 INFO L495 AbstractCegarLoop]: Abstraction has 3212 states and 4297 transitions. [2023-04-02 10:37:10,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 4 states have internal predecessors, (104), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:37:10,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 4297 transitions. [2023-04-02 10:37:10,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-04-02 10:37:10,809 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:37:10,810 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-02 10:37:10,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 10:37:10,810 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:37:10,811 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:37:10,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1531772839, now seen corresponding path program 1 times [2023-04-02 10:37:10,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:37:10,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910838852] [2023-04-02 10:37:10,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:37:10,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:37:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:37:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:37:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:37:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:37:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:37:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 10:37:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-02 10:37:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:37:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-04-02 10:37:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 10:37:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-04-02 10:37:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 10:37:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-04-02 10:37:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-04-02 10:37:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-04-02 10:37:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:37:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 10:37:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 10:37:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 10:37:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-04-02 10:37:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:37:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-04-02 10:37:11,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:37:11,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910838852] [2023-04-02 10:37:11,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910838852] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:37:11,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:37:11,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 10:37:11,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218792800] [2023-04-02 10:37:11,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:37:11,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 10:37:11,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:37:11,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 10:37:11,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-04-02 10:37:11,734 INFO L87 Difference]: Start difference. First operand 3212 states and 4297 transitions. Second operand has 10 states, 10 states have (on average 10.5) internal successors, (105), 4 states have internal predecessors, (105), 3 states have call successors, (37), 9 states have call predecessors, (37), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-04-02 10:37:17,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:19,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:20,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:22,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:24,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:26,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:28,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:33,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:35,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:37,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:39,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:41,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:49,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:51,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:53,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:55,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:57,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:37:59,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:38:01,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:38:04,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:38:06,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []