java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 00:58:12,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:58:12,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:58:12,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:58:12,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:58:12,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:58:12,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:58:12,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:58:12,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:58:12,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:58:12,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:58:12,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:58:12,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:58:12,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:58:12,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:58:12,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:58:12,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:58:12,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:58:12,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:58:12,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:58:12,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:58:12,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:58:12,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:58:12,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:58:12,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:58:12,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:58:12,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:58:12,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:58:12,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:58:12,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:58:12,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:58:12,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:58:12,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:58:12,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:58:12,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:58:12,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:58:12,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:58:12,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:58:12,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:58:12,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:58:12,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:58:12,791 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 [2019-10-15 00:58:12,804 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:58:12,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:58:12,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:58:12,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:58:12,806 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:58:12,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:58:12,806 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:58:12,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:58:12,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:58:12,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:58:12,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:58:12,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:58:12,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:58:12,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:58:12,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:58:12,809 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:58:12,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:58:12,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:58:12,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:58:12,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:58:12,811 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:58:12,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:58:12,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:58:12,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:58:12,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:58:12,812 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:58:12,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:58:12,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:58:12,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 00:58:13,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:58:13,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:58:13,104 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:58:13,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:58:13,106 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:58:13,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2019-10-15 00:58:13,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5761cd9f6/72869be10dc3407097c7c1e12cd24b53/FLAG894de0320 [2019-10-15 00:58:14,064 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:58:14,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2019-10-15 00:58:14,122 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5761cd9f6/72869be10dc3407097c7c1e12cd24b53/FLAG894de0320 [2019-10-15 00:58:14,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5761cd9f6/72869be10dc3407097c7c1e12cd24b53 [2019-10-15 00:58:14,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:58:14,498 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:58:14,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:58:14,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:58:14,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:58:14,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:58:14" (1/1) ... [2019-10-15 00:58:14,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a229985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:14, skipping insertion in model container [2019-10-15 00:58:14,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:58:14" (1/1) ... [2019-10-15 00:58:14,512 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:58:14,678 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:58:16,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:58:16,991 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:58:17,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:58:17,916 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:58:17,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17 WrapperNode [2019-10-15 00:58:17,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:58:17,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:58:17,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:58:17,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:58:17,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17" (1/1) ... [2019-10-15 00:58:17,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17" (1/1) ... [2019-10-15 00:58:18,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17" (1/1) ... [2019-10-15 00:58:18,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17" (1/1) ... [2019-10-15 00:58:18,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17" (1/1) ... [2019-10-15 00:58:18,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17" (1/1) ... [2019-10-15 00:58:18,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17" (1/1) ... [2019-10-15 00:58:18,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:58:18,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:58:18,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:58:18,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:58:18,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:58:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:58:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:58:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-15 00:58:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-15 00:58:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-15 00:58:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-15 00:58:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-15 00:58:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-15 00:58:18,340 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-15 00:58:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 00:58:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 00:58:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 00:58:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 00:58:18,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 00:58:18,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 00:58:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 00:58:18,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 00:58:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 00:58:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-15 00:58:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2019-10-15 00:58:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2019-10-15 00:58:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2019-10-15 00:58:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-15 00:58:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 00:58:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-15 00:58:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-15 00:58:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-15 00:58:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-15 00:58:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-15 00:58:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2019-10-15 00:58:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2019-10-15 00:58:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-15 00:58:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2019-10-15 00:58:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2019-10-15 00:58:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-15 00:58:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-15 00:58:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-15 00:58:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-15 00:58:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 00:58:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 00:58:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-10-15 00:58:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-15 00:58:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-15 00:58:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-15 00:58:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-15 00:58:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-15 00:58:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-15 00:58:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-15 00:58:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-15 00:58:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-15 00:58:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-15 00:58:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-15 00:58:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-15 00:58:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-15 00:58:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-15 00:58:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-15 00:58:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-15 00:58:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-10-15 00:58:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-10-15 00:58:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-10-15 00:58:18,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-15 00:58:18,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-15 00:58:18,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-15 00:58:18,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-15 00:58:18,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-15 00:58:18,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-15 00:58:18,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-15 00:58:18,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-15 00:58:18,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-15 00:58:18,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-15 00:58:18,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-15 00:58:18,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2019-10-15 00:58:18,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-10-15 00:58:18,359 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2019-10-15 00:58:18,359 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2019-10-15 00:58:18,359 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2019-10-15 00:58:18,359 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2019-10-15 00:58:18,359 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_ext_phy [2019-10-15 00:58:18,359 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2019-10-15 00:58:18,360 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2019-10-15 00:58:18,360 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_init_ring [2019-10-15 00:58:18,360 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2019-10-15 00:58:18,361 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2019-10-15 00:58:18,361 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_init_hw_default [2019-10-15 00:58:18,361 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2019-10-15 00:58:18,362 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2019-10-15 00:58:18,362 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_ring [2019-10-15 00:58:18,362 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx [2019-10-15 00:58:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_rx_poll [2019-10-15 00:58:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_link_change [2019-10-15 00:58:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2019-10-15 00:58:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2019-10-15 00:58:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_calc_coalesce [2019-10-15 00:58:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2019-10-15 00:58:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2019-10-15 00:58:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2019-10-15 00:58:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2019-10-15 00:58:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_queue_avail [2019-10-15 00:58:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_start_xmit [2019-10-15 00:58:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_regs [2019-10-15 00:58:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2019-10-15 00:58:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_drvinfo [2019-10-15 00:58:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2019-10-15 00:58:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs [2019-10-15 00:58:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_settings [2019-10-15 00:58:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_settings [2019-10-15 00:58:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2019-10-15 00:58:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_link [2019-10-15 00:58:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_wol [2019-10-15 00:58:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_wol [2019-10-15 00:58:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_ioctl [2019-10-15 00:58:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_mac_address [2019-10-15 00:58:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_change_mtu [2019-10-15 00:58:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_enable_magicpkt [2019-10-15 00:58:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_enable_link_change [2019-10-15 00:58:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2019-10-15 00:58:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_suspend [2019-10-15 00:58:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2019-10-15 00:58:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_config_ipg [2019-10-15 00:58:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_probe_ext_phy [2019-10-15 00:58:18,368 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_probe_one [2019-10-15 00:58:18,368 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2019-10-15 00:58:18,368 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_driver_init [2019-10-15 00:58:18,368 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_driver_exit [2019-10-15 00:58:18,369 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-15 00:58:18,369 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-15 00:58:18,370 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-15 00:58:18,370 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-15 00:58:18,370 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-15 00:58:18,370 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-15 00:58:18,370 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-15 00:58:18,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-15 00:58:18,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-15 00:58:18,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-10-15 00:58:18,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_5 [2019-10-15 00:58:18,372 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-15 00:58:18,372 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:58:18,375 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-15 00:58:18,375 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-15 00:58:18,376 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-15 00:58:18,376 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-15 00:58:18,376 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 00:58:18,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-15 00:58:18,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-15 00:58:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-15 00:58:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-15 00:58:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-15 00:58:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-15 00:58:18,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-15 00:58:18,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-15 00:58:18,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-15 00:58:18,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-15 00:58:18,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_37 [2019-10-15 00:58:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_38 [2019-10-15 00:58:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_39 [2019-10-15 00:58:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_40 [2019-10-15 00:58:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_41 [2019-10-15 00:58:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_42 [2019-10-15 00:58:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_43 [2019-10-15 00:58:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_44 [2019-10-15 00:58:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_45 [2019-10-15 00:58:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_46 [2019-10-15 00:58:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_47 [2019-10-15 00:58:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_48 [2019-10-15 00:58:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_49 [2019-10-15 00:58:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 00:58:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 00:58:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 00:58:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 00:58:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 00:58:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-15 00:58:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 00:58:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-15 00:58:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-15 00:58:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-15 00:58:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-15 00:58:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-15 00:58:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-15 00:58:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-15 00:58:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_complete [2019-10-15 00:58:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-10-15 00:58:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-10-15 00:58:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-15 00:58:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-15 00:58:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 00:58:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-15 00:58:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-15 00:58:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-15 00:58:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-15 00:58:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-15 00:58:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:58:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-15 00:58:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-15 00:58:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-15 00:58:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-15 00:58:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-15 00:58:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-15 00:58:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-15 00:58:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 00:58:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap [2019-10-15 00:58:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-15 00:58:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-15 00:58:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-15 00:58:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-15 00:58:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-15 00:58:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-15 00:58:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-15 00:58:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:58:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:58:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2019-10-15 00:58:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2019-10-15 00:58:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2019-10-15 00:58:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-15 00:58:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-15 00:58:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_3 [2019-10-15 00:58:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-10-15 00:58:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-10-15 00:58:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-10-15 00:58:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-10-15 00:58:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-15 00:58:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-10-15 00:58:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-15 00:58:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-15 00:58:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-15 00:58:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-15 00:58:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-15 00:58:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-15 00:58:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-10-15 00:58:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb_sk [2019-10-15 00:58:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-15 00:58:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-15 00:58:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-15 00:58:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-15 00:58:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-15 00:58:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-15 00:58:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-15 00:58:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-15 00:58:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-15 00:58:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-15 00:58:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-15 00:58:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-15 00:58:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-15 00:58:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-15 00:58:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2019-10-15 00:58:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2019-10-15 00:58:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-15 00:58:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:58:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:58:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 00:58:18,398 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 00:58:18,398 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 00:58:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:58:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 00:58:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-15 00:58:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-15 00:58:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-15 00:58:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-15 00:58:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:58:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-15 00:58:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-15 00:58:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-15 00:58:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-15 00:58:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 00:58:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 00:58:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 00:58:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:58:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:58:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:58:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 00:58:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 00:58:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 00:58:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 00:58:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 00:58:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 00:58:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 00:58:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 00:58:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 00:58:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 00:58:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 00:58:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 00:58:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-15 00:58:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 00:58:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-15 00:58:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-15 00:58:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:58:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2019-10-15 00:58:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2019-10-15 00:58:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2019-10-15 00:58:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-15 00:58:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2019-10-15 00:58:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2019-10-15 00:58:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 00:58:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-15 00:58:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-15 00:58:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-15 00:58:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-15 00:58:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:58:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 00:58:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-15 00:58:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-15 00:58:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-15 00:58:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-15 00:58:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-15 00:58:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-15 00:58:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-15 00:58:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-15 00:58:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-15 00:58:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 00:58:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-15 00:58:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_42 [2019-10-15 00:58:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_43 [2019-10-15 00:58:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-15 00:58:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-15 00:58:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_37 [2019-10-15 00:58:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_41 [2019-10-15 00:58:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2019-10-15 00:58:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2019-10-15 00:58:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-15 00:58:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2019-10-15 00:58:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2019-10-15 00:58:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-15 00:58:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-15 00:58:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-15 00:58:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-15 00:58:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-15 00:58:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-15 00:58:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-15 00:58:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-15 00:58:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-15 00:58:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-15 00:58:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-15 00:58:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-15 00:58:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-15 00:58:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-10-15 00:58:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_5 [2019-10-15 00:58:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-15 00:58:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-15 00:58:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap [2019-10-15 00:58:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-15 00:58:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-15 00:58:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_39 [2019-10-15 00:58:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-15 00:58:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_38 [2019-10-15 00:58:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_40 [2019-10-15 00:58:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-15 00:58:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 00:58:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 00:58:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:58:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 00:58:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-15 00:58:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-15 00:58:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-15 00:58:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-15 00:58:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-15 00:58:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-15 00:58:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-15 00:58:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-10-15 00:58:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-10-15 00:58:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-15 00:58:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-15 00:58:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-15 00:58:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_48 [2019-10-15 00:58:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-15 00:58:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_49 [2019-10-15 00:58:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-15 00:58:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-15 00:58:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-15 00:58:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-15 00:58:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-15 00:58:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-15 00:58:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-15 00:58:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-15 00:58:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-15 00:58:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-15 00:58:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-15 00:58:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-15 00:58:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-15 00:58:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-15 00:58:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-15 00:58:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-15 00:58:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-15 00:58:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-15 00:58:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-15 00:58:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-15 00:58:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-15 00:58:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-15 00:58:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-15 00:58:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-15 00:58:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-15 00:58:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-15 00:58:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-15 00:58:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-15 00:58:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-15 00:58:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:58:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-15 00:58:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-15 00:58:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-15 00:58:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-15 00:58:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-10-15 00:58:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-10-15 00:58:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-10-15 00:58:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-10-15 00:58:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-15 00:58:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-10-15 00:58:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-10-15 00:58:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-10-15 00:58:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_complete [2019-10-15 00:58:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-10-15 00:58:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-10-15 00:58:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-15 00:58:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-15 00:58:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-10-15 00:58:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-15 00:58:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_45 [2019-10-15 00:58:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_47 [2019-10-15 00:58:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-15 00:58:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-15 00:58:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-15 00:58:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-15 00:58:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-15 00:58:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-15 00:58:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-15 00:58:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-15 00:58:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-15 00:58:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-15 00:58:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-15 00:58:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb_sk [2019-10-15 00:58:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2019-10-15 00:58:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-15 00:58:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-15 00:58:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-15 00:58:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-15 00:58:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-15 00:58:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_44 [2019-10-15 00:58:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-15 00:58:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_46 [2019-10-15 00:58:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-15 00:58:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-15 00:58:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-15 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-15 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-15 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-10-15 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-15 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2019-10-15 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2019-10-15 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2019-10-15 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:58:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2019-10-15 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_ext_phy [2019-10-15 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2019-10-15 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2019-10-15 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_init_ring [2019-10-15 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2019-10-15 00:58:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2019-10-15 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_init_hw_default [2019-10-15 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2019-10-15 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2019-10-15 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_ring [2019-10-15 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx [2019-10-15 00:58:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_rx_poll [2019-10-15 00:58:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_link_change [2019-10-15 00:58:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2019-10-15 00:58:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2019-10-15 00:58:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_calc_coalesce [2019-10-15 00:58:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2019-10-15 00:58:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2019-10-15 00:58:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2019-10-15 00:58:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2019-10-15 00:58:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_queue_avail [2019-10-15 00:58:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_start_xmit [2019-10-15 00:58:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_regs [2019-10-15 00:58:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2019-10-15 00:58:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_drvinfo [2019-10-15 00:58:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2019-10-15 00:58:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs [2019-10-15 00:58:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_settings [2019-10-15 00:58:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_settings [2019-10-15 00:58:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2019-10-15 00:58:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_link [2019-10-15 00:58:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_wol [2019-10-15 00:58:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_wol [2019-10-15 00:58:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_ioctl [2019-10-15 00:58:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_mac_address [2019-10-15 00:58:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 00:58:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_change_mtu [2019-10-15 00:58:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_enable_magicpkt [2019-10-15 00:58:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_enable_link_change [2019-10-15 00:58:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2019-10-15 00:58:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_suspend [2019-10-15 00:58:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2019-10-15 00:58:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_config_ipg [2019-10-15 00:58:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_probe_ext_phy [2019-10-15 00:58:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_probe_one [2019-10-15 00:58:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2019-10-15 00:58:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_driver_init [2019-10-15 00:58:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_driver_exit [2019-10-15 00:58:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2019-10-15 00:58:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-15 00:58:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_3 [2019-10-15 00:58:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2019-10-15 00:58:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:58:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2019-10-15 00:58:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:58:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-15 00:58:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:58:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 00:58:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 00:58:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 00:58:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 00:58:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 00:58:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-15 00:58:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 00:58:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-15 00:58:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-15 00:58:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:58:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 00:58:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-15 00:58:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:58:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:58:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:58:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:58:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:58:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:58:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 00:58:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 00:58:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 00:58:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 00:58:19,916 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 00:58:23,562 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:58:23,562 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 00:58:23,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:58:23 BoogieIcfgContainer [2019-10-15 00:58:23,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:58:23,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:58:23,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:58:23,569 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:58:23,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:58:14" (1/3) ... [2019-10-15 00:58:23,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fcad005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:58:23, skipping insertion in model container [2019-10-15 00:58:23,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:58:17" (2/3) ... [2019-10-15 00:58:23,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fcad005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:58:23, skipping insertion in model container [2019-10-15 00:58:23,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:58:23" (3/3) ... [2019-10-15 00:58:23,572 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2019-10-15 00:58:23,581 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:58:23,591 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:58:23,602 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:58:23,639 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:58:23,639 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:58:23,639 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:58:23,639 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:58:23,639 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:58:23,639 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:58:23,639 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:58:23,640 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:58:23,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states. [2019-10-15 00:58:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-10-15 00:58:23,731 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:23,732 INFO L380 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:58:23,736 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:23,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:23,742 INFO L82 PathProgramCache]: Analyzing trace with hash -1086284072, now seen corresponding path program 1 times [2019-10-15 00:58:23,752 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:23,752 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517043403] [2019-10-15 00:58:23,753 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:23,753 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:23,753 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:24,614 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2019-10-15 00:58:24,615 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517043403] [2019-10-15 00:58:24,615 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:24,616 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:24,616 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114410899] [2019-10-15 00:58:24,621 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:24,622 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:24,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:24,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:24,640 INFO L87 Difference]: Start difference. First operand 2090 states. Second operand 3 states. [2019-10-15 00:58:25,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:25,087 INFO L93 Difference]: Finished difference Result 5150 states and 6817 transitions. [2019-10-15 00:58:25,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:25,089 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2019-10-15 00:58:25,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:25,129 INFO L225 Difference]: With dead ends: 5150 [2019-10-15 00:58:25,129 INFO L226 Difference]: Without dead ends: 3166 [2019-10-15 00:58:25,146 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:25,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3166 states. [2019-10-15 00:58:25,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3166 to 3148. [2019-10-15 00:58:25,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3148 states. [2019-10-15 00:58:25,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 3148 states and 4133 transitions. [2019-10-15 00:58:25,547 INFO L78 Accepts]: Start accepts. Automaton has 3148 states and 4133 transitions. Word has length 204 [2019-10-15 00:58:25,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:25,550 INFO L462 AbstractCegarLoop]: Abstraction has 3148 states and 4133 transitions. [2019-10-15 00:58:25,550 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:25,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 4133 transitions. [2019-10-15 00:58:25,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-10-15 00:58:25,567 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:25,567 INFO L380 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:58:25,568 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:25,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:25,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1660850024, now seen corresponding path program 1 times [2019-10-15 00:58:25,568 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:25,569 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879157804] [2019-10-15 00:58:25,569 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:25,569 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:25,569 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:25,956 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2019-10-15 00:58:25,957 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879157804] [2019-10-15 00:58:25,957 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:25,957 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:25,958 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383964818] [2019-10-15 00:58:25,961 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:25,961 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:25,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:25,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:25,962 INFO L87 Difference]: Start difference. First operand 3148 states and 4133 transitions. Second operand 3 states. [2019-10-15 00:58:26,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:26,368 INFO L93 Difference]: Finished difference Result 8281 states and 10904 transitions. [2019-10-15 00:58:26,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:26,369 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 256 [2019-10-15 00:58:26,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:26,417 INFO L225 Difference]: With dead ends: 8281 [2019-10-15 00:58:26,417 INFO L226 Difference]: Without dead ends: 5171 [2019-10-15 00:58:26,440 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:26,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5171 states. [2019-10-15 00:58:26,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5171 to 5150. [2019-10-15 00:58:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5150 states. [2019-10-15 00:58:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5150 states to 5150 states and 6793 transitions. [2019-10-15 00:58:26,783 INFO L78 Accepts]: Start accepts. Automaton has 5150 states and 6793 transitions. Word has length 256 [2019-10-15 00:58:26,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:26,786 INFO L462 AbstractCegarLoop]: Abstraction has 5150 states and 6793 transitions. [2019-10-15 00:58:26,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 5150 states and 6793 transitions. [2019-10-15 00:58:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-10-15 00:58:26,800 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:26,800 INFO L380 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:58:26,801 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:26,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:26,801 INFO L82 PathProgramCache]: Analyzing trace with hash 715730592, now seen corresponding path program 1 times [2019-10-15 00:58:26,802 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:26,802 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228334298] [2019-10-15 00:58:26,802 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:26,802 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:26,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:27,722 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2019-10-15 00:58:27,723 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228334298] [2019-10-15 00:58:27,723 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:27,723 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:27,724 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120389594] [2019-10-15 00:58:27,725 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:27,725 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:27,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:27,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:27,726 INFO L87 Difference]: Start difference. First operand 5150 states and 6793 transitions. Second operand 3 states. [2019-10-15 00:58:27,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:27,968 INFO L93 Difference]: Finished difference Result 10254 states and 13531 transitions. [2019-10-15 00:58:27,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:27,969 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 294 [2019-10-15 00:58:27,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:28,002 INFO L225 Difference]: With dead ends: 10254 [2019-10-15 00:58:28,003 INFO L226 Difference]: Without dead ends: 5150 [2019-10-15 00:58:28,025 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:28,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2019-10-15 00:58:28,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 5150. [2019-10-15 00:58:28,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5150 states. [2019-10-15 00:58:28,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5150 states to 5150 states and 6791 transitions. [2019-10-15 00:58:28,342 INFO L78 Accepts]: Start accepts. Automaton has 5150 states and 6791 transitions. Word has length 294 [2019-10-15 00:58:28,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:28,343 INFO L462 AbstractCegarLoop]: Abstraction has 5150 states and 6791 transitions. [2019-10-15 00:58:28,343 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 5150 states and 6791 transitions. [2019-10-15 00:58:28,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-10-15 00:58:28,355 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:28,355 INFO L380 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:58:28,355 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:28,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:28,356 INFO L82 PathProgramCache]: Analyzing trace with hash -570819689, now seen corresponding path program 1 times [2019-10-15 00:58:28,356 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:28,356 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396359089] [2019-10-15 00:58:28,357 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:28,357 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:28,357 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:28,780 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2019-10-15 00:58:28,780 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396359089] [2019-10-15 00:58:28,780 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:28,780 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:28,781 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331178011] [2019-10-15 00:58:28,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:28,782 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:28,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:28,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:28,782 INFO L87 Difference]: Start difference. First operand 5150 states and 6791 transitions. Second operand 3 states. [2019-10-15 00:58:29,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:29,231 INFO L93 Difference]: Finished difference Result 12359 states and 16344 transitions. [2019-10-15 00:58:29,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:29,232 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 328 [2019-10-15 00:58:29,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:29,279 INFO L225 Difference]: With dead ends: 12359 [2019-10-15 00:58:29,279 INFO L226 Difference]: Without dead ends: 7255 [2019-10-15 00:58:29,303 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:29,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2019-10-15 00:58:29,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 7228. [2019-10-15 00:58:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7228 states. [2019-10-15 00:58:29,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7228 states to 7228 states and 9543 transitions. [2019-10-15 00:58:29,760 INFO L78 Accepts]: Start accepts. Automaton has 7228 states and 9543 transitions. Word has length 328 [2019-10-15 00:58:29,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:29,762 INFO L462 AbstractCegarLoop]: Abstraction has 7228 states and 9543 transitions. [2019-10-15 00:58:29,762 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:29,762 INFO L276 IsEmpty]: Start isEmpty. Operand 7228 states and 9543 transitions. [2019-10-15 00:58:29,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2019-10-15 00:58:29,780 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:29,781 INFO L380 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:58:29,781 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:29,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:29,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1041217153, now seen corresponding path program 1 times [2019-10-15 00:58:29,782 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:29,782 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64983010] [2019-10-15 00:58:29,782 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:29,782 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:29,782 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:30,244 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2019-10-15 00:58:30,244 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64983010] [2019-10-15 00:58:30,245 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:30,245 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:30,245 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950841651] [2019-10-15 00:58:30,246 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:30,246 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:30,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:30,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:30,247 INFO L87 Difference]: Start difference. First operand 7228 states and 9543 transitions. Second operand 3 states. [2019-10-15 00:58:30,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:30,835 INFO L93 Difference]: Finished difference Result 16944 states and 22371 transitions. [2019-10-15 00:58:30,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:30,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 348 [2019-10-15 00:58:30,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:30,902 INFO L225 Difference]: With dead ends: 16944 [2019-10-15 00:58:30,902 INFO L226 Difference]: Without dead ends: 9762 [2019-10-15 00:58:30,932 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:30,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9762 states. [2019-10-15 00:58:31,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9762 to 9741. [2019-10-15 00:58:31,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9741 states. [2019-10-15 00:58:31,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9741 states to 9741 states and 12851 transitions. [2019-10-15 00:58:31,395 INFO L78 Accepts]: Start accepts. Automaton has 9741 states and 12851 transitions. Word has length 348 [2019-10-15 00:58:31,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:31,396 INFO L462 AbstractCegarLoop]: Abstraction has 9741 states and 12851 transitions. [2019-10-15 00:58:31,396 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:31,396 INFO L276 IsEmpty]: Start isEmpty. Operand 9741 states and 12851 transitions. [2019-10-15 00:58:31,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-10-15 00:58:31,414 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:31,414 INFO L380 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:58:31,415 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:31,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:31,415 INFO L82 PathProgramCache]: Analyzing trace with hash 423782421, now seen corresponding path program 1 times [2019-10-15 00:58:31,419 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:31,419 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706773322] [2019-10-15 00:58:31,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:31,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:31,419 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:31,839 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2019-10-15 00:58:31,839 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706773322] [2019-10-15 00:58:31,839 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:31,839 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:31,840 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188803751] [2019-10-15 00:58:31,842 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:31,842 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:31,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:31,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:31,842 INFO L87 Difference]: Start difference. First operand 9741 states and 12851 transitions. Second operand 3 states. [2019-10-15 00:58:32,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:32,473 INFO L93 Difference]: Finished difference Result 21970 states and 28987 transitions. [2019-10-15 00:58:32,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:32,474 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 350 [2019-10-15 00:58:32,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:32,542 INFO L225 Difference]: With dead ends: 21970 [2019-10-15 00:58:32,542 INFO L226 Difference]: Without dead ends: 12275 [2019-10-15 00:58:32,579 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:32,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12275 states. [2019-10-15 00:58:33,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12275 to 12254. [2019-10-15 00:58:33,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12254 states. [2019-10-15 00:58:33,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12254 states to 12254 states and 16157 transitions. [2019-10-15 00:58:33,087 INFO L78 Accepts]: Start accepts. Automaton has 12254 states and 16157 transitions. Word has length 350 [2019-10-15 00:58:33,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:33,088 INFO L462 AbstractCegarLoop]: Abstraction has 12254 states and 16157 transitions. [2019-10-15 00:58:33,088 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:33,088 INFO L276 IsEmpty]: Start isEmpty. Operand 12254 states and 16157 transitions. [2019-10-15 00:58:33,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-10-15 00:58:33,109 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:33,110 INFO L380 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:58:33,110 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:33,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:33,110 INFO L82 PathProgramCache]: Analyzing trace with hash -1435215468, now seen corresponding path program 1 times [2019-10-15 00:58:33,111 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:33,111 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141418240] [2019-10-15 00:58:33,111 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:33,111 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:33,111 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:33,620 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2019-10-15 00:58:33,621 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141418240] [2019-10-15 00:58:33,621 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:33,621 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:33,622 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720461681] [2019-10-15 00:58:33,623 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:33,623 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:33,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:33,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:33,624 INFO L87 Difference]: Start difference. First operand 12254 states and 16157 transitions. Second operand 3 states. [2019-10-15 00:58:34,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:34,188 INFO L93 Difference]: Finished difference Result 26610 states and 35095 transitions. [2019-10-15 00:58:34,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:34,189 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 349 [2019-10-15 00:58:34,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:34,248 INFO L225 Difference]: With dead ends: 26610 [2019-10-15 00:58:34,248 INFO L226 Difference]: Without dead ends: 14402 [2019-10-15 00:58:34,276 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:34,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14402 states. [2019-10-15 00:58:34,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14402 to 14381. [2019-10-15 00:58:34,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14381 states. [2019-10-15 00:58:34,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14381 states to 14381 states and 18941 transitions. [2019-10-15 00:58:34,895 INFO L78 Accepts]: Start accepts. Automaton has 14381 states and 18941 transitions. Word has length 349 [2019-10-15 00:58:34,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:34,896 INFO L462 AbstractCegarLoop]: Abstraction has 14381 states and 18941 transitions. [2019-10-15 00:58:34,896 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:34,896 INFO L276 IsEmpty]: Start isEmpty. Operand 14381 states and 18941 transitions. [2019-10-15 00:58:34,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2019-10-15 00:58:34,930 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:34,932 INFO L380 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:58:34,932 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:34,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:34,933 INFO L82 PathProgramCache]: Analyzing trace with hash 323779216, now seen corresponding path program 1 times [2019-10-15 00:58:34,933 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:34,933 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790550293] [2019-10-15 00:58:34,933 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:34,933 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:34,934 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:36,227 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2019-10-15 00:58:36,228 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790550293] [2019-10-15 00:58:36,228 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:36,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:36,229 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629099678] [2019-10-15 00:58:36,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:36,230 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:36,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:36,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:36,230 INFO L87 Difference]: Start difference. First operand 14381 states and 18941 transitions. Second operand 3 states. [2019-10-15 00:58:36,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:36,708 INFO L93 Difference]: Finished difference Result 28860 states and 38139 transitions. [2019-10-15 00:58:36,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:36,709 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 391 [2019-10-15 00:58:36,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:36,764 INFO L225 Difference]: With dead ends: 28860 [2019-10-15 00:58:36,764 INFO L226 Difference]: Without dead ends: 14525 [2019-10-15 00:58:36,795 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:36,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14525 states. [2019-10-15 00:58:37,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14525 to 14399. [2019-10-15 00:58:37,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14399 states. [2019-10-15 00:58:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14399 states to 14399 states and 18959 transitions. [2019-10-15 00:58:37,548 INFO L78 Accepts]: Start accepts. Automaton has 14399 states and 18959 transitions. Word has length 391 [2019-10-15 00:58:37,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:37,549 INFO L462 AbstractCegarLoop]: Abstraction has 14399 states and 18959 transitions. [2019-10-15 00:58:37,549 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:37,549 INFO L276 IsEmpty]: Start isEmpty. Operand 14399 states and 18959 transitions. [2019-10-15 00:58:37,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2019-10-15 00:58:37,585 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:37,586 INFO L380 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:58:37,586 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:37,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:37,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1541525456, now seen corresponding path program 1 times [2019-10-15 00:58:37,587 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:37,587 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726839279] [2019-10-15 00:58:37,587 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:37,587 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:37,588 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2019-10-15 00:58:38,287 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726839279] [2019-10-15 00:58:38,287 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756755706] [2019-10-15 00:58:38,288 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:58:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:39,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 3912 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-15 00:58:39,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 00:58:39,694 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2019-10-15 00:58:39,695 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 00:58:40,075 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2019-10-15 00:58:40,076 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [1378272021] [2019-10-15 00:58:40,082 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 400 [2019-10-15 00:58:40,143 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-15 00:58:40,143 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 00:58:40,254 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 00:58:40,256 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 188 root evaluator evaluations with a maximum evaluation depth of 0. Performed 188 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 340 variables. [2019-10-15 00:58:40,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:40,261 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-15 00:58:40,389 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-15 00:58:40,389 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-15 00:58:40,397 INFO L553 sIntCurrentIteration]: We unified 398 AI predicates to 398 [2019-10-15 00:58:40,398 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-15 00:58:40,398 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-15 00:58:40,400 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4, 4, 4] total 7 [2019-10-15 00:58:40,400 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107268251] [2019-10-15 00:58:40,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 00:58:40,405 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:40,405 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-15 00:58:40,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 00:58:40,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 00:58:40,406 INFO L87 Difference]: Start difference. First operand 14399 states and 18959 transitions. Second operand 2 states. [2019-10-15 00:58:40,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:40,566 INFO L93 Difference]: Finished difference Result 14399 states and 18959 transitions. [2019-10-15 00:58:40,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 00:58:40,566 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 399 [2019-10-15 00:58:40,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:40,567 INFO L225 Difference]: With dead ends: 14399 [2019-10-15 00:58:40,567 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 00:58:40,644 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 00:58:40,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 00:58:40,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 00:58:40,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 00:58:40,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 00:58:40,648 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 399 [2019-10-15 00:58:40,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:40,648 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 00:58:40,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 00:58:40,649 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 00:58:40,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 00:58:40,869 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:58:40,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.