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 -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 20:19:16,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 20:19:16,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 20:19:16,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 20:19:16,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 20:19:16,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 20:19:16,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 20:19:16,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 20:19:16,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 20:19:16,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 20:19:16,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 20:19:16,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 20:19:16,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 20:19:16,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 20:19:16,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 20:19:16,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 20:19:16,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 20:19:16,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 20:19:16,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 20:19:16,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 20:19:16,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 20:19:16,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 20:19:16,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 20:19:16,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 20:19:16,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 20:19:16,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 20:19:16,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 20:19:16,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 20:19:16,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 20:19:16,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 20:19:16,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 20:19:16,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 20:19:16,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 20:19:16,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 20:19:16,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 20:19:16,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 20:19:16,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 20:19:16,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 20:19:16,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 20:19:16,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 20:19:16,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 20:19:16,284 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 [2019-09-08 20:19:16,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 20:19:16,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 20:19:16,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 20:19:16,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 20:19:16,325 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 20:19:16,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 20:19:16,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 20:19:16,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 20:19:16,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 20:19:16,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 20:19:16,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 20:19:16,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 20:19:16,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 20:19:16,330 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 20:19:16,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 20:19:16,331 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 20:19:16,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 20:19:16,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 20:19:16,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 20:19:16,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 20:19:16,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 20:19:16,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 20:19:16,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 20:19:16,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 20:19:16,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 20:19:16,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 20:19:16,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 20:19:16,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 20:19:16,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 20:19:16,376 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 20:19:16,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 20:19:16,394 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 20:19:16,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 20:19:16,399 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 20:19:16,399 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-09-08 20:19:16,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3843bfe1c/6db9d15127504fe49a01f48621037be4/FLAGc49b2bcda [2019-09-08 20:19:17,338 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 20:19:17,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-09-08 20:19:17,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3843bfe1c/6db9d15127504fe49a01f48621037be4/FLAGc49b2bcda [2019-09-08 20:19:17,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3843bfe1c/6db9d15127504fe49a01f48621037be4 [2019-09-08 20:19:17,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 20:19:17,788 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 20:19:17,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 20:19:17,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 20:19:17,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 20:19:17,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 08:19:17" (1/1) ... [2019-09-08 20:19:17,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22537afd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:17, skipping insertion in model container [2019-09-08 20:19:17,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 08:19:17" (1/1) ... [2019-09-08 20:19:17,804 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 20:19:17,972 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 20:19:20,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 20:19:20,615 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 20:19:21,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 20:19:21,559 INFO L192 MainTranslator]: Completed translation [2019-09-08 20:19:21,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21 WrapperNode [2019-09-08 20:19:21,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 20:19:21,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 20:19:21,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 20:19:21,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 20:19:21,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21" (1/1) ... [2019-09-08 20:19:21,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21" (1/1) ... [2019-09-08 20:19:21,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21" (1/1) ... [2019-09-08 20:19:21,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21" (1/1) ... [2019-09-08 20:19:21,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21" (1/1) ... [2019-09-08 20:19:21,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21" (1/1) ... [2019-09-08 20:19:21,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21" (1/1) ... [2019-09-08 20:19:21,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 20:19:21,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 20:19:21,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 20:19:21,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 20:19:21,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21" (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 [2019-09-08 20:19:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 20:19:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 20:19:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 20:19:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 20:19:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-09-08 20:19:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-08 20:19:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-08 20:19:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 20:19:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 20:19:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 20:19:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 20:19:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-08 20:19:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-08 20:19:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 20:19:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 20:19:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 20:19:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 20:19:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 20:19:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 20:19:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-09-08 20:19:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-09-08 20:19:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-09-08 20:19:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-09-08 20:19:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-09-08 20:19:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-08 20:19:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-08 20:19:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-08 20:19:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 20:19:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-08 20:19:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-08 20:19:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-08 20:19:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-09-08 20:19:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-09-08 20:19:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-09-08 20:19:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-09-08 20:19:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-08 20:19:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-08 20:19:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 20:19:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-08 20:19:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-08 20:19:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-09-08 20:19:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-09-08 20:19:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-08 20:19:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-09-08 20:19:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-09-08 20:19:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2019-09-08 20:19:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-08 20:19:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 20:19:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 20:19:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-08 20:19:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-09-08 20:19:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-08 20:19:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-08 20:19:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 20:19:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-08 20:19:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-08 20:19:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-08 20:19:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-08 20:19:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-08 20:19:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-08 20:19:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-08 20:19:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 20:19:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-09-08 20:19:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-09-08 20:19:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-09-08 20:19:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-09-08 20:19:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-09-08 20:19:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-09-08 20:19:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-09-08 20:19:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-09-08 20:19:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2019-09-08 20:19:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2019-09-08 20:19:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev32 [2019-09-08 20:19:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_mac_addr [2019-09-08 20:19:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630e_get_mac_addr [2019-09-08 20:19:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sis635_get_mac_addr [2019-09-08 20:19:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sis96x_get_mac_addr [2019-09-08 20:19:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_probe [2019-09-08 20:19:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_mii_probe [2019-09-08 20:19:22,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_default_phy [2019-09-08 20:19:22,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_capability [2019-09-08 20:19:22,051 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-09-08 20:19:22,051 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_idle [2019-09-08 20:19:22,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_reset [2019-09-08 20:19:22,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-09-08 20:19:22,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-09-08 20:19:22,052 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset_phy [2019-09-08 20:19:22,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_poll [2019-09-08 20:19:22,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_open [2019-09-08 20:19:22,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rxfilter [2019-09-08 20:19:22,054 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_tx_ring [2019-09-08 20:19:22,054 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rx_ring [2019-09-08 20:19:22,055 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630_set_eq [2019-09-08 20:19:22,055 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_timer [2019-09-08 20:19:22,055 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_check_mode [2019-09-08 20:19:22,055 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_mode [2019-09-08 20:19:22,055 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_auto_negotiate [2019-09-08 20:19:22,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_read_mode [2019-09-08 20:19:22,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_tx_timeout [2019-09-08 20:19:22,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_start_xmit [2019-09-08 20:19:22,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_interrupt [2019-09-08 20:19:22,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_rx [2019-09-08 20:19:22,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_finish_xmit [2019-09-08 20:19:22,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_close [2019-09-08 20:19:22,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_drvinfo [2019-09-08 20:19:22,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_msglevel [2019-09-08 20:19:22,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_msglevel [2019-09-08 20:19:22,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_link [2019-09-08 20:19:22,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_settings [2019-09-08 20:19:22,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_settings [2019-09-08 20:19:22,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_nway_reset [2019-09-08 20:19:22,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_wol [2019-09-08 20:19:22,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_wol [2019-09-08 20:19:22,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ioctl [2019-09-08 20:19:22,059 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_config [2019-09-08 20:19:22,059 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_mcast_bitnr [2019-09-08 20:19:22,060 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2019-09-08 20:19:22,060 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset [2019-09-08 20:19:22,060 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_remove [2019-09-08 20:19:22,060 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_suspend [2019-09-08 20:19:22,061 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_resume [2019-09-08 20:19:22,061 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_module [2019-09-08 20:19:22,061 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_cleanup_module [2019-09-08 20:19:22,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2019-09-08 20:19:22,062 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-09-08 20:19:22,062 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-09-08 20:19:22,063 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-09-08 20:19:22,063 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-09-08 20:19:22,063 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-09-08 20:19:22,063 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-09-08 20:19:22,063 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-09-08 20:19:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-09-08 20:19:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-09-08 20:19:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-09-08 20:19:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-09-08 20:19:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 20:19:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 20:19:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-08 20:19:22,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 20:19:22,066 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-08 20:19:22,070 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 20:19:22,070 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 20:19:22,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-09-08 20:19:22,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-09-08 20:19:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-09-08 20:19:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-09-08 20:19:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-09-08 20:19:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-09-08 20:19:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-09-08 20:19:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-09-08 20:19:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-09-08 20:19:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-09-08 20:19:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2019-09-08 20:19:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2019-09-08 20:19:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_39 [2019-09-08 20:19:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_40 [2019-09-08 20:19:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_41 [2019-09-08 20:19:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_42 [2019-09-08 20:19:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_43 [2019-09-08 20:19:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-09-08 20:19:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-09-08 20:19:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-08 20:19:22,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 20:19:22,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 20:19:22,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 20:19:22,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 20:19:22,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 20:19:22,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 20:19:22,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-08 20:19:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-08 20:19:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-08 20:19:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-08 20:19:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 20:19:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-09-08 20:19:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-09-08 20:19:22,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 20:19:22,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-08 20:19:22,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 20:19:22,080 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 20:19:22,080 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-08 20:19:22,080 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 20:19:22,080 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-08 20:19:22,080 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 20:19:22,080 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-08 20:19:22,081 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-08 20:19:22,081 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-08 20:19:22,081 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-08 20:19:22,081 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-08 20:19:22,081 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-09-08 20:19:22,081 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-08 20:19:22,081 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-09-08 20:19:22,081 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-09-08 20:19:22,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 20:19:22,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 20:19:22,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-08 20:19:22,082 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-09-08 20:19:22,082 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-09-08 20:19:22,082 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-09-08 20:19:22,082 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-08 20:19:22,082 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-08 20:19:22,083 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 20:19:22,083 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-08 20:19:22,083 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-09-08 20:19:22,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-09-08 20:19:22,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-08 20:19:22,083 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-08 20:19:22,083 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-09-08 20:19:22,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 20:19:22,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 20:19:22,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2019-09-08 20:19:22,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2019-09-08 20:19:22,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2019-09-08 20:19:22,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-09-08 20:19:22,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-08 20:19:22,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_3 [2019-09-08 20:19:22,084 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-09-08 20:19:22,085 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-09-08 20:19:22,085 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-09-08 20:19:22,085 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-09-08 20:19:22,085 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-08 20:19:22,085 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-09-08 20:19:22,085 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-09-08 20:19:22,085 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-08 20:19:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-08 20:19:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-08 20:19:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-09-08 20:19:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-09-08 20:19:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-09-08 20:19:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-09-08 20:19:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2019-09-08 20:19:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 20:19:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2019-09-08 20:19:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-09-08 20:19:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-09-08 20:19:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-08 20:19:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-08 20:19:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-09-08 20:19:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-09-08 20:19:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-08 20:19:22,088 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-09-08 20:19:22,088 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 20:19:22,088 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 20:19:22,088 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-08 20:19:22,088 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 20:19:22,088 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 20:19:22,088 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-08 20:19:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-08 20:19:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 20:19:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure yield [2019-09-08 20:19:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 20:19:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 20:19:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 20:19:22,089 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 20:19:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 20:19:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 20:19:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 20:19:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-08 20:19:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 20:19:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 20:19:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 20:19:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 20:19:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-08 20:19:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-08 20:19:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 20:19:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 20:19:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 20:19:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 20:19:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 20:19:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 20:19:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-08 20:19:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 20:19:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 20:19:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 20:19:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 20:19:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-08 20:19:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-08 20:19:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 20:19:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 20:19:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 20:19:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 20:19:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 20:19:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 20:19:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-08 20:19:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-08 20:19:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 20:19:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 20:19:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-08 20:19:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 20:19:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-08 20:19:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 20:19:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 20:19:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-09-08 20:19:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 20:19:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-09-08 20:19:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-08 20:19:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-09-08 20:19:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 20:19:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-09-08 20:19:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-08 20:19:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-09-08 20:19:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 20:19:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-09-08 20:19:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_40 [2019-09-08 20:19:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-08 20:19:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-09-08 20:19:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-08 20:19:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-09-08 20:19:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-08 20:19:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-09-08 20:19:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-09-08 20:19:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-08 20:19:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-08 20:19:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-08 20:19:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 20:19:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure yield [2019-09-08 20:19:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 20:19:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-09-08 20:19:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 20:19:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 20:19:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2019-09-08 20:19:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-09-08 20:19:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-09-08 20:19:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-09-08 20:19:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-09-08 20:19:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-09-08 20:19:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-09-08 20:19:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-09-08 20:19:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-09-08 20:19:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-09-08 20:19:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-09-08 20:19:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-09-08 20:19:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 20:19:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 20:19:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_39 [2019-09-08 20:19:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 20:19:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_41 [2019-09-08 20:19:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-09-08 20:19:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-09-08 20:19:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-08 20:19:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-08 20:19:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-08 20:19:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 20:19:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2019-09-08 20:19:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2019-09-08 20:19:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-09-08 20:19:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-09-08 20:19:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-09-08 20:19:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-09-08 20:19:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-09-08 20:19:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-09-08 20:19:22,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-09-08 20:19:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-09-08 20:19:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 20:19:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-08 20:19:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-09-08 20:19:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-09-08 20:19:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-09-08 20:19:22,103 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-08 20:19:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-08 20:19:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 20:19:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-09-08 20:19:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 20:19:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-09-08 20:19:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-08 20:19:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-08 20:19:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-08 20:19:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-09-08 20:19:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-08 20:19:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 20:19:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-08 20:19:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 20:19:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-08 20:19:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 20:19:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-09-08 20:19:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-09-08 20:19:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-08 20:19:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 20:19:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 20:19:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-09-08 20:19:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-08 20:19:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-09-08 20:19:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-09-08 20:19:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2019-09-08 20:19:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-08 20:19:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 20:19:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 20:19:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-08 20:19:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 20:19:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-09-08 20:19:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-08 20:19:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-09-08 20:19:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-09-08 20:19:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-09-08 20:19:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-09-08 20:19:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-09-08 20:19:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-09-08 20:19:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 20:19:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-09-08 20:19:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-09-08 20:19:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-09-08 20:19:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-09-08 20:19:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-09-08 20:19:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-09-08 20:19:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-09-08 20:19:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-09-08 20:19:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-08 20:19:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-08 20:19:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 20:19:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-08 20:19:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2019-09-08 20:19:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_43 [2019-09-08 20:19:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-08 20:19:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-08 20:19:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-08 20:19:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-08 20:19:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-08 20:19:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-08 20:19:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-08 20:19:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-08 20:19:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 20:19:22,111 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-09-08 20:19:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-09-08 20:19:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-09-08 20:19:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-09-08 20:19:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-08 20:19:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-09-08 20:19:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-09-08 20:19:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-08 20:19:22,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-08 20:19:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-09-08 20:19:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-08 20:19:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2019-09-08 20:19:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-08 20:19:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_42 [2019-09-08 20:19:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-08 20:19:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-09-08 20:19:22,113 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-09-08 20:19:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-08 20:19:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-08 20:19:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-09-08 20:19:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-09-08 20:19:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-09-08 20:19:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-09-08 20:19:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 20:19:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-09-08 20:19:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2019-09-08 20:19:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2019-09-08 20:19:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev32 [2019-09-08 20:19:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-08 20:19:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_read_mode [2019-09-08 20:19:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_poll [2019-09-08 20:19:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_open [2019-09-08 20:19:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_mii_probe [2019-09-08 20:19:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rxfilter [2019-09-08 20:19:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-09-08 20:19:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-09-08 20:19:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-09-08 20:19:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_timer [2019-09-08 20:19:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_check_mode [2019-09-08 20:19:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_tx_timeout [2019-09-08 20:19:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_tx_ring [2019-09-08 20:19:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rx_ring [2019-09-08 20:19:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_start_xmit [2019-09-08 20:19:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_rx [2019-09-08 20:19:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_finish_xmit [2019-09-08 20:19:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_interrupt [2019-09-08 20:19:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_close [2019-09-08 20:19:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ioctl [2019-09-08 20:19:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_mcast_bitnr [2019-09-08 20:19:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2019-09-08 20:19:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset [2019-09-08 20:19:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure sis630_set_eq [2019-09-08 20:19:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_config [2019-09-08 20:19:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_default_phy [2019-09-08 20:19:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_capability [2019-09-08 20:19:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset_phy [2019-09-08 20:19:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_auto_negotiate [2019-09-08 20:19:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_mode [2019-09-08 20:19:22,118 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_mac_addr [2019-09-08 20:19:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure sis630e_get_mac_addr [2019-09-08 20:19:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 20:19:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure sis635_get_mac_addr [2019-09-08 20:19:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure sis96x_get_mac_addr [2019-09-08 20:19:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_probe [2019-09-08 20:19:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_idle [2019-09-08 20:19:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_reset [2019-09-08 20:19:22,119 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_drvinfo [2019-09-08 20:19:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_msglevel [2019-09-08 20:19:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_msglevel [2019-09-08 20:19:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_link [2019-09-08 20:19:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_settings [2019-09-08 20:19:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_settings [2019-09-08 20:19:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_nway_reset [2019-09-08 20:19:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_wol [2019-09-08 20:19:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_wol [2019-09-08 20:19:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_remove [2019-09-08 20:19:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_suspend [2019-09-08 20:19:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_resume [2019-09-08 20:19:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_module [2019-09-08 20:19:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_cleanup_module [2019-09-08 20:19:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-09-08 20:19:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_3 [2019-09-08 20:19:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2019-09-08 20:19:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2019-09-08 20:19:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 20:19:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 20:19:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2019-09-08 20:19:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-08 20:19:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 20:19:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-08 20:19:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 20:19:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 20:19:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 20:19:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 20:19:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-08 20:19:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 20:19:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-08 20:19:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-08 20:19:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 20:19:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 20:19:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-08 20:19:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 20:19:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 20:19:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 20:19:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 20:19:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 20:19:23,666 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 20:19:28,203 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 20:19:28,204 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-08 20:19:28,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 08:19:28 BoogieIcfgContainer [2019-09-08 20:19:28,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 20:19:28,208 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 20:19:28,208 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 20:19:28,211 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 20:19:28,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 08:19:17" (1/3) ... [2019-09-08 20:19:28,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b7da8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 08:19:28, skipping insertion in model container [2019-09-08 20:19:28,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:19:21" (2/3) ... [2019-09-08 20:19:28,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b7da8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 08:19:28, skipping insertion in model container [2019-09-08 20:19:28,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 08:19:28" (3/3) ... [2019-09-08 20:19:28,217 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-09-08 20:19:28,226 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 20:19:28,241 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 20:19:28,257 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 20:19:28,306 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 20:19:28,306 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 20:19:28,307 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 20:19:28,307 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 20:19:28,307 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 20:19:28,307 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 20:19:28,307 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 20:19:28,307 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 20:19:28,307 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 20:19:28,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states. [2019-09-08 20:19:28,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-09-08 20:19:28,463 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:19:28,465 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 20:19:28,468 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:19:28,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:19:28,475 INFO L82 PathProgramCache]: Analyzing trace with hash 668383313, now seen corresponding path program 1 times [2019-09-08 20:19:28,476 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:19:28,477 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:19:28,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:28,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:19:28,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:19:29,464 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-09-08 20:19:29,467 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:19:29,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 20:19:29,471 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 20:19:29,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 20:19:29,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 20:19:29,488 INFO L87 Difference]: Start difference. First operand 2265 states. Second operand 3 states. [2019-09-08 20:19:30,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:19:30,089 INFO L93 Difference]: Finished difference Result 6106 states and 8171 transitions. [2019-09-08 20:19:30,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 20:19:30,092 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 192 [2019-09-08 20:19:30,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:19:30,161 INFO L225 Difference]: With dead ends: 6106 [2019-09-08 20:19:30,161 INFO L226 Difference]: Without dead ends: 3870 [2019-09-08 20:19:30,185 INFO L628 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 [2019-09-08 20:19:30,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3870 states. [2019-09-08 20:19:30,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3870 to 3851. [2019-09-08 20:19:30,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3851 states. [2019-09-08 20:19:30,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3851 states to 3851 states and 5109 transitions. [2019-09-08 20:19:30,586 INFO L78 Accepts]: Start accepts. Automaton has 3851 states and 5109 transitions. Word has length 192 [2019-09-08 20:19:30,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:19:30,591 INFO L475 AbstractCegarLoop]: Abstraction has 3851 states and 5109 transitions. [2019-09-08 20:19:30,591 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 20:19:30,591 INFO L276 IsEmpty]: Start isEmpty. Operand 3851 states and 5109 transitions. [2019-09-08 20:19:30,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-09-08 20:19:30,601 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:19:30,602 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 20:19:30,602 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:19:30,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:19:30,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1307609812, now seen corresponding path program 1 times [2019-09-08 20:19:30,603 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:19:30,603 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:19:30,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:30,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:19:30,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:19:31,706 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:19:31,707 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:19:31,707 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:19:31,708 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:19:31,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:19:31,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:19:31,709 INFO L87 Difference]: Start difference. First operand 3851 states and 5109 transitions. Second operand 5 states. [2019-09-08 20:19:32,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:19:32,125 INFO L93 Difference]: Finished difference Result 11494 states and 15273 transitions. [2019-09-08 20:19:32,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 20:19:32,125 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 178 [2019-09-08 20:19:32,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:19:32,192 INFO L225 Difference]: With dead ends: 11494 [2019-09-08 20:19:32,193 INFO L226 Difference]: Without dead ends: 7681 [2019-09-08 20:19:32,217 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 20:19:32,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7681 states. [2019-09-08 20:19:32,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7681 to 7658. [2019-09-08 20:19:32,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7658 states. [2019-09-08 20:19:32,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7658 states to 7658 states and 10166 transitions. [2019-09-08 20:19:32,597 INFO L78 Accepts]: Start accepts. Automaton has 7658 states and 10166 transitions. Word has length 178 [2019-09-08 20:19:32,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:19:32,600 INFO L475 AbstractCegarLoop]: Abstraction has 7658 states and 10166 transitions. [2019-09-08 20:19:32,600 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 20:19:32,600 INFO L276 IsEmpty]: Start isEmpty. Operand 7658 states and 10166 transitions. [2019-09-08 20:19:32,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-09-08 20:19:32,609 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:19:32,609 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 20:19:32,609 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:19:32,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:19:32,610 INFO L82 PathProgramCache]: Analyzing trace with hash -470352859, now seen corresponding path program 1 times [2019-09-08 20:19:32,610 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:19:32,610 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:19:32,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:32,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:19:32,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:19:32,975 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:19:32,975 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:19:32,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:19:32,976 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:19:32,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:19:32,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:19:32,977 INFO L87 Difference]: Start difference. First operand 7658 states and 10166 transitions. Second operand 5 states. [2019-09-08 20:19:33,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:19:33,591 INFO L93 Difference]: Finished difference Result 22940 states and 30484 transitions. [2019-09-08 20:19:33,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 20:19:33,591 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 179 [2019-09-08 20:19:33,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:19:33,712 INFO L225 Difference]: With dead ends: 22940 [2019-09-08 20:19:33,712 INFO L226 Difference]: Without dead ends: 15320 [2019-09-08 20:19:33,758 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 20:19:33,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15320 states. [2019-09-08 20:19:34,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15320 to 15281. [2019-09-08 20:19:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15281 states. [2019-09-08 20:19:34,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15281 states to 15281 states and 20288 transitions. [2019-09-08 20:19:34,631 INFO L78 Accepts]: Start accepts. Automaton has 15281 states and 20288 transitions. Word has length 179 [2019-09-08 20:19:34,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:19:34,632 INFO L475 AbstractCegarLoop]: Abstraction has 15281 states and 20288 transitions. [2019-09-08 20:19:34,632 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 20:19:34,632 INFO L276 IsEmpty]: Start isEmpty. Operand 15281 states and 20288 transitions. [2019-09-08 20:19:34,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-09-08 20:19:34,640 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:19:34,640 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 20:19:34,640 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:19:34,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:19:34,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1550287439, now seen corresponding path program 1 times [2019-09-08 20:19:34,641 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:19:34,641 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:19:34,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:34,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:19:34,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:19:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:19:34,996 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:19:34,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:19:34,997 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:19:34,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:19:34,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:19:34,999 INFO L87 Difference]: Start difference. First operand 15281 states and 20288 transitions. Second operand 5 states. [2019-09-08 20:19:35,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:19:35,878 INFO L93 Difference]: Finished difference Result 45854 states and 60924 transitions. [2019-09-08 20:19:35,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 20:19:35,878 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 180 [2019-09-08 20:19:35,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:19:36,957 INFO L225 Difference]: With dead ends: 45854 [2019-09-08 20:19:36,958 INFO L226 Difference]: Without dead ends: 30611 [2019-09-08 20:19:37,023 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 20:19:37,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30611 states. [2019-09-08 20:19:38,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30611 to 30536. [2019-09-08 20:19:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30536 states. [2019-09-08 20:19:38,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30536 states to 30536 states and 40542 transitions. [2019-09-08 20:19:38,338 INFO L78 Accepts]: Start accepts. Automaton has 30536 states and 40542 transitions. Word has length 180 [2019-09-08 20:19:38,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:19:38,339 INFO L475 AbstractCegarLoop]: Abstraction has 30536 states and 40542 transitions. [2019-09-08 20:19:38,339 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 20:19:38,339 INFO L276 IsEmpty]: Start isEmpty. Operand 30536 states and 40542 transitions. [2019-09-08 20:19:38,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-09-08 20:19:38,346 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:19:38,346 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 20:19:38,346 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:19:38,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:19:38,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1601105768, now seen corresponding path program 1 times [2019-09-08 20:19:38,347 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:19:38,347 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:19:38,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:38,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:19:38,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:19:38,607 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:19:38,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:19:38,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:19:38,608 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:19:38,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:19:38,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:19:38,609 INFO L87 Difference]: Start difference. First operand 30536 states and 40542 transitions. Second operand 5 states. [2019-09-08 20:19:40,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:19:40,312 INFO L93 Difference]: Finished difference Result 91472 states and 121517 transitions. [2019-09-08 20:19:40,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 20:19:40,313 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 181 [2019-09-08 20:19:40,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:19:40,655 INFO L225 Difference]: With dead ends: 91472 [2019-09-08 20:19:40,655 INFO L226 Difference]: Without dead ends: 60974 [2019-09-08 20:19:40,748 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 20:19:40,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60974 states. [2019-09-08 20:19:43,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60974 to 60833. [2019-09-08 20:19:43,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60833 states. [2019-09-08 20:19:44,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60833 states to 60833 states and 80765 transitions. [2019-09-08 20:19:44,172 INFO L78 Accepts]: Start accepts. Automaton has 60833 states and 80765 transitions. Word has length 181 [2019-09-08 20:19:44,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:19:44,173 INFO L475 AbstractCegarLoop]: Abstraction has 60833 states and 80765 transitions. [2019-09-08 20:19:44,173 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 20:19:44,173 INFO L276 IsEmpty]: Start isEmpty. Operand 60833 states and 80765 transitions. [2019-09-08 20:19:44,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-09-08 20:19:44,185 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:19:44,185 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 20:19:44,186 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:19:44,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:19:44,186 INFO L82 PathProgramCache]: Analyzing trace with hash 990028042, now seen corresponding path program 1 times [2019-09-08 20:19:44,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:19:44,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:19:44,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:44,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:19:44,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:19:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:19:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-09-08 20:19:44,840 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 20:19:44,840 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 20:19:44,907 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:19:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:19:45,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 3451 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 20:19:45,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 20:19:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:19:45,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 20:19:45,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2019-09-08 20:19:45,811 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-08 20:19:45,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-08 20:19:45,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-09-08 20:19:45,812 INFO L87 Difference]: Start difference. First operand 60833 states and 80765 transitions. Second operand 14 states. [2019-09-08 20:20:25,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:20:25,161 INFO L93 Difference]: Finished difference Result 153273 states and 203924 transitions. [2019-09-08 20:20:25,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-08 20:20:25,162 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 194 [2019-09-08 20:20:25,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:20:25,950 INFO L225 Difference]: With dead ends: 153273 [2019-09-08 20:20:25,951 INFO L226 Difference]: Without dead ends: 92478 [2019-09-08 20:20:26,343 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2019-09-08 20:20:26,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92478 states. [2019-09-08 20:20:31,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92478 to 91487. [2019-09-08 20:20:31,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91487 states. [2019-09-08 20:20:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91487 states to 91487 states and 121546 transitions. [2019-09-08 20:20:31,949 INFO L78 Accepts]: Start accepts. Automaton has 91487 states and 121546 transitions. Word has length 194 [2019-09-08 20:20:31,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:20:31,950 INFO L475 AbstractCegarLoop]: Abstraction has 91487 states and 121546 transitions. [2019-09-08 20:20:31,950 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-08 20:20:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand 91487 states and 121546 transitions. [2019-09-08 20:20:31,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-09-08 20:20:31,960 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:20:31,960 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 20:20:31,961 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:20:31,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:20:31,961 INFO L82 PathProgramCache]: Analyzing trace with hash 1207704478, now seen corresponding path program 1 times [2019-09-08 20:20:31,961 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:20:31,962 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:20:31,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:20:31,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:20:31,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:20:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:20:32,318 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:20:32,319 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 20:20:32,319 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 20:20:32,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:20:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:20:33,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 3453 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 20:20:33,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 20:20:33,169 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:20:33,187 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 20:20:33,187 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-09-08 20:20:33,189 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 20:20:33,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 20:20:33,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-09-08 20:20:33,191 INFO L87 Difference]: Start difference. First operand 91487 states and 121546 transitions. Second operand 15 states. [2019-09-08 20:20:55,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:20:55,681 INFO L93 Difference]: Finished difference Result 289400 states and 384887 transitions. [2019-09-08 20:20:55,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-09-08 20:20:55,682 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 195 [2019-09-08 20:20:55,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:20:56,794 INFO L225 Difference]: With dead ends: 289400 [2019-09-08 20:20:56,795 INFO L226 Difference]: Without dead ends: 197951 [2019-09-08 20:20:57,041 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-09-08 20:20:57,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197951 states. [2019-09-08 20:21:08,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197951 to 197447. [2019-09-08 20:21:08,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197447 states. [2019-09-08 20:21:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197447 states to 197447 states and 262504 transitions. [2019-09-08 20:21:09,370 INFO L78 Accepts]: Start accepts. Automaton has 197447 states and 262504 transitions. Word has length 195 [2019-09-08 20:21:09,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:21:09,370 INFO L475 AbstractCegarLoop]: Abstraction has 197447 states and 262504 transitions. [2019-09-08 20:21:09,371 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 20:21:09,371 INFO L276 IsEmpty]: Start isEmpty. Operand 197447 states and 262504 transitions. [2019-09-08 20:21:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-09-08 20:21:09,383 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:21:09,384 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 20:21:09,384 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:21:09,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:21:09,385 INFO L82 PathProgramCache]: Analyzing trace with hash 807670627, now seen corresponding path program 1 times [2019-09-08 20:21:09,385 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:21:09,385 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:21:09,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:21:09,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:21:09,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:21:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:21:09,667 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:21:09,667 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 20:21:09,667 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 20:21:09,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:21:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:21:10,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 3455 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 20:21:10,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 20:21:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:21:10,404 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 20:21:10,404 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-09-08 20:21:10,405 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 20:21:10,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 20:21:10,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-09-08 20:21:10,406 INFO L87 Difference]: Start difference. First operand 197447 states and 262504 transitions. Second operand 15 states. [2019-09-08 20:21:37,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:21:37,700 INFO L93 Difference]: Finished difference Result 576426 states and 766978 transitions. [2019-09-08 20:21:37,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-09-08 20:21:37,701 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 196 [2019-09-08 20:21:37,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:21:39,155 INFO L225 Difference]: With dead ends: 576426 [2019-09-08 20:21:39,155 INFO L226 Difference]: Without dead ends: 379017 [2019-09-08 20:21:39,570 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-09-08 20:21:39,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379017 states. [2019-09-08 20:21:55,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379017 to 370887. [2019-09-08 20:21:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370887 states. [2019-09-08 20:22:04,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370887 states to 370887 states and 493363 transitions. [2019-09-08 20:22:04,620 INFO L78 Accepts]: Start accepts. Automaton has 370887 states and 493363 transitions. Word has length 196 [2019-09-08 20:22:04,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:22:04,621 INFO L475 AbstractCegarLoop]: Abstraction has 370887 states and 493363 transitions. [2019-09-08 20:22:04,621 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 20:22:04,621 INFO L276 IsEmpty]: Start isEmpty. Operand 370887 states and 493363 transitions. [2019-09-08 20:22:04,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-09-08 20:22:04,639 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:22:04,639 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 20:22:04,640 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:22:04,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:22:04,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1561512937, now seen corresponding path program 1 times [2019-09-08 20:22:04,640 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:22:04,641 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:22:04,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:22:04,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:22:04,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:22:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:22:04,925 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:22:04,925 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 20:22:04,925 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 20:22:04,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:22:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:22:05,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 3457 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 20:22:05,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 20:22:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 20:22:05,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 20:22:05,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-09-08 20:22:05,718 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 20:22:05,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 20:22:05,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-09-08 20:22:05,719 INFO L87 Difference]: Start difference. First operand 370887 states and 493363 transitions. Second operand 15 states. [2019-09-08 20:22:46,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:22:46,894 INFO L93 Difference]: Finished difference Result 1042582 states and 1387637 transitions. [2019-09-08 20:22:46,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-09-08 20:22:46,895 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 197 [2019-09-08 20:22:46,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:22:49,591 INFO L225 Difference]: With dead ends: 1042582 [2019-09-08 20:22:49,592 INFO L226 Difference]: Without dead ends: 671733 [2019-09-08 20:22:50,338 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-09-08 20:22:50,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671733 states. [2019-09-08 20:23:30,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671733 to 652235. [2019-09-08 20:23:30,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 652235 states. [2019-09-08 20:23:33,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652235 states to 652235 states and 867805 transitions. [2019-09-08 20:23:33,824 INFO L78 Accepts]: Start accepts. Automaton has 652235 states and 867805 transitions. Word has length 197 [2019-09-08 20:23:33,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:23:33,824 INFO L475 AbstractCegarLoop]: Abstraction has 652235 states and 867805 transitions. [2019-09-08 20:23:33,824 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 20:23:33,825 INFO L276 IsEmpty]: Start isEmpty. Operand 652235 states and 867805 transitions. [2019-09-08 20:23:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-09-08 20:23:33,839 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:23:33,840 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 20:23:33,840 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:23:33,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:23:33,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1140329517, now seen corresponding path program 1 times [2019-09-08 20:23:33,841 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:23:33,841 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:23:33,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:23:33,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:23:33,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:23:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:23:34,034 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2019-09-08 20:23:34,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:23:34,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 20:23:34,035 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 20:23:34,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 20:23:34,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 20:23:34,036 INFO L87 Difference]: Start difference. First operand 652235 states and 867805 transitions. Second operand 3 states. [2019-09-08 20:24:17,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:24:17,734 INFO L93 Difference]: Finished difference Result 1703846 states and 2269293 transitions. [2019-09-08 20:24:17,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 20:24:17,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 222 [2019-09-08 20:24:17,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:24:23,219 INFO L225 Difference]: With dead ends: 1703846 [2019-09-08 20:24:23,219 INFO L226 Difference]: Without dead ends: 1051649 [2019-09-08 20:24:25,725 INFO L628 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 [2019-09-08 20:24:26,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1051649 states.