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 0.1.24-673a906-m [2019-10-02 09:49:52,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 09:49:52,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 09:49:52,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 09:49:52,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 09:49:52,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 09:49:52,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 09:49:52,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 09:49:52,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 09:49:52,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 09:49:52,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 09:49:52,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 09:49:52,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 09:49:52,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 09:49:52,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 09:49:52,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 09:49:52,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 09:49:52,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 09:49:52,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 09:49:52,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 09:49:52,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 09:49:52,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 09:49:52,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 09:49:52,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 09:49:52,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 09:49:52,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 09:49:52,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 09:49:52,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 09:49:52,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 09:49:52,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 09:49:52,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 09:49:52,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 09:49:52,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 09:49:52,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 09:49:52,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 09:49:52,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 09:49:52,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 09:49:52,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 09:49:52,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 09:49:52,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 09:49:52,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 09:49:52,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 09:49:52,957 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 09:49:52,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 09:49:52,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 09:49:52,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 09:49:52,962 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 09:49:52,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 09:49:52,962 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 09:49:52,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 09:49:52,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 09:49:52,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 09:49:52,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 09:49:52,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 09:49:52,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 09:49:52,965 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 09:49:52,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 09:49:52,965 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 09:49:52,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 09:49:52,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 09:49:52,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 09:49:52,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 09:49:52,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 09:49:52,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 09:49:52,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 09:49:52,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 09:49:52,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 09:49:52,967 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 09:49:52,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 09:49:52,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 09:49:52,968 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 09:49:53,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 09:49:53,034 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 09:49:53,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 09:49:53,039 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 09:49:53,039 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 09:49:53,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-10-02 09:49:53,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff461266e/218144bd0e9f48e885c40ed5e9c38214/FLAG8b92edc04 [2019-10-02 09:49:53,937 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 09:49:53,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-10-02 09:49:53,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff461266e/218144bd0e9f48e885c40ed5e9c38214/FLAG8b92edc04 [2019-10-02 09:49:54,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff461266e/218144bd0e9f48e885c40ed5e9c38214 [2019-10-02 09:49:54,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 09:49:54,440 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 09:49:54,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 09:49:54,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 09:49:54,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 09:49:54,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:49:54" (1/1) ... [2019-10-02 09:49:54,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c564556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:54, skipping insertion in model container [2019-10-02 09:49:54,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:49:54" (1/1) ... [2019-10-02 09:49:54,457 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 09:49:54,624 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 09:49:56,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:49:56,954 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 09:49:57,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:49:58,135 INFO L192 MainTranslator]: Completed translation [2019-10-02 09:49:58,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58 WrapperNode [2019-10-02 09:49:58,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 09:49:58,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 09:49:58,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 09:49:58,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 09:49:58,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58" (1/1) ... [2019-10-02 09:49:58,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58" (1/1) ... [2019-10-02 09:49:58,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58" (1/1) ... [2019-10-02 09:49:58,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58" (1/1) ... [2019-10-02 09:49:58,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58" (1/1) ... [2019-10-02 09:49:58,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58" (1/1) ... [2019-10-02 09:49:58,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58" (1/1) ... [2019-10-02 09:49:58,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 09:49:58,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 09:49:58,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 09:49:58,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 09:49:58,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 09:49:58,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 09:49:58,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 09:49:58,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 09:49:58,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 09:49:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-02 09:49:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-02 09:49:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 09:49:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 09:49:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-02 09:49:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 09:49:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 09:49:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-02 09:49:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-02 09:49:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 09:49:58,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 09:49:58,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 09:49:58,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 09:49:58,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 09:49:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 09:49:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-02 09:49:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-02 09:49:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-02 09:49:58,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-02 09:49:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-02 09:49:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-02 09:49:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-02 09:49:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-02 09:49:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 09:49:58,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-02 09:49:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 09:49:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 09:49:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-02 09:49:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-02 09:49:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-10-02 09:49:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-02 09:49:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-02 09:49:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-02 09:49:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 09:49:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-02 09:49:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-02 09:49:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-10-02 09:49:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-02 09:49:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-02 09:49:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-02 09:49:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-02 09:49:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2019-10-02 09:49:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-02 09:49:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 09:49:58,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 09:49:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-02 09:49:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-02 09:49:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-02 09:49:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-02 09:49:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-02 09:49:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-02 09:49:58,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-02 09:49:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-02 09:49:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-02 09:49:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-02 09:49:58,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-02 09:49:58,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-02 09:49:58,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-02 09:49:58,575 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-02 09:49:58,575 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-02 09:49:58,576 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-02 09:49:58,576 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-02 09:49:58,576 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-02 09:49:58,576 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-02 09:49:58,577 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-02 09:49:58,577 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-10-02 09:49:58,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2019-10-02 09:49:58,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2019-10-02 09:49:58,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev32 [2019-10-02 09:49:58,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_mac_addr [2019-10-02 09:49:58,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630e_get_mac_addr [2019-10-02 09:49:58,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sis635_get_mac_addr [2019-10-02 09:49:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sis96x_get_mac_addr [2019-10-02 09:49:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_probe [2019-10-02 09:49:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_mii_probe [2019-10-02 09:49:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_default_phy [2019-10-02 09:49:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_capability [2019-10-02 09:49:58,579 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-10-02 09:49:58,580 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_idle [2019-10-02 09:49:58,580 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_reset [2019-10-02 09:49:58,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-10-02 09:49:58,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-10-02 09:49:58,581 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset_phy [2019-10-02 09:49:58,582 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_poll [2019-10-02 09:49:58,582 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_open [2019-10-02 09:49:58,582 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rxfilter [2019-10-02 09:49:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_tx_ring [2019-10-02 09:49:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rx_ring [2019-10-02 09:49:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630_set_eq [2019-10-02 09:49:58,583 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_timer [2019-10-02 09:49:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_check_mode [2019-10-02 09:49:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_mode [2019-10-02 09:49:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_auto_negotiate [2019-10-02 09:49:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_read_mode [2019-10-02 09:49:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_tx_timeout [2019-10-02 09:49:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_start_xmit [2019-10-02 09:49:58,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_interrupt [2019-10-02 09:49:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_rx [2019-10-02 09:49:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_finish_xmit [2019-10-02 09:49:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_close [2019-10-02 09:49:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_drvinfo [2019-10-02 09:49:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_msglevel [2019-10-02 09:49:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_msglevel [2019-10-02 09:49:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_link [2019-10-02 09:49:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_settings [2019-10-02 09:49:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_settings [2019-10-02 09:49:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_nway_reset [2019-10-02 09:49:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_wol [2019-10-02 09:49:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_wol [2019-10-02 09:49:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ioctl [2019-10-02 09:49:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_config [2019-10-02 09:49:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_mcast_bitnr [2019-10-02 09:49:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2019-10-02 09:49:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset [2019-10-02 09:49:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_remove [2019-10-02 09:49:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_suspend [2019-10-02 09:49:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_resume [2019-10-02 09:49:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_module [2019-10-02 09:49:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_cleanup_module [2019-10-02 09:49:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2019-10-02 09:49:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-02 09:49:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-02 09:49:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-02 09:49:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-02 09:49:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-02 09:49:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-02 09:49:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-02 09:49:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-02 09:49:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-02 09:49:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-10-02 09:49:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-02 09:49:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 09:49:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-02 09:49:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-02 09:49:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-02 09:49:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-02 09:49:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 09:49:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 09:49:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:49:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-02 09:49:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-02 09:49:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-02 09:49:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:49:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:49:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:49:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-02 09:49:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-02 09:49:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-02 09:49:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2019-10-02 09:49:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2019-10-02 09:49:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_39 [2019-10-02 09:49:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_40 [2019-10-02 09:49:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_41 [2019-10-02 09:49:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_42 [2019-10-02 09:49:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_43 [2019-10-02 09:49:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-10-02 09:49:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-10-02 09:49:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 09:49:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 09:49:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 09:49:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 09:49:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 09:49:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 09:49:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:49:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-02 09:49:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-02 09:49:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-02 09:49:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-02 09:49:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 09:49:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-02 09:49:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-02 09:49:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 09:49:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-02 09:49:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 09:49:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-02 09:49:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-02 09:49:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-02 09:49:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-02 09:49:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:49:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-02 09:49:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-02 09:49:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-02 09:49:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-02 09:49:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-02 09:49:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-10-02 09:49:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-02 09:49:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-02 09:49:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-02 09:49:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-02 09:49:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 09:49:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-02 09:49:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-02 09:49:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-02 09:49:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-02 09:49:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-02 09:49:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-02 09:49:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 09:49:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-02 09:49:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-02 09:49:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-02 09:49:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-02 09:49:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-02 09:49:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-10-02 09:49:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 09:49:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 09:49:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2019-10-02 09:49:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2019-10-02 09:49:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2019-10-02 09:49:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-02 09:49:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-02 09:49:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_3 [2019-10-02 09:49:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-10-02 09:49:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-10-02 09:49:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-10-02 09:49:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-10-02 09:49:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-02 09:49:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-02 09:49:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-02 09:49:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-02 09:49:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-02 09:49:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-02 09:49:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-02 09:49:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-02 09:49:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-10-02 09:49:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-02 09:49:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2019-10-02 09:49:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 09:49:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2019-10-02 09:49:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-02 09:49:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-02 09:49:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-02 09:49:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-02 09:49:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-02 09:49:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-02 09:49:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-02 09:49:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-02 09:49:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 09:49:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 09:49:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-02 09:49:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 09:49:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 09:49:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-02 09:49:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-02 09:49:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 09:49:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure yield [2019-10-02 09:49:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 09:49:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 09:49:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 09:49:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 09:49:58,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 09:49:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 09:49:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 09:49:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 09:49:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 09:49:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-02 09:49:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 09:49:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 09:49:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-02 09:49:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-02 09:49:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 09:49:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 09:49:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 09:49:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 09:49:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 09:49:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 09:49:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 09:49:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 09:49:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 09:49:58,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 09:49:58,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 09:49:58,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-02 09:49:58,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-02 09:49:58,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 09:49:58,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 09:49:58,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 09:49:58,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 09:49:58,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 09:49:58,631 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 09:49:58,631 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-02 09:49:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-02 09:49:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 09:49:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-02 09:49:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-02 09:49:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-02 09:49:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-02 09:49:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:49:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 09:49:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-02 09:49:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-02 09:49:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-02 09:49:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-02 09:49:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-02 09:49:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-02 09:49:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-02 09:49:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-02 09:49:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-02 09:49:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 09:49:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-02 09:49:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_40 [2019-10-02 09:49:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-02 09:49:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-02 09:49:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-02 09:49:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-10-02 09:49:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-02 09:49:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-02 09:49:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-02 09:49:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-02 09:49:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-02 09:49:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-02 09:49:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 09:49:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure yield [2019-10-02 09:49:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 09:49:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:49:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 09:49:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 09:49:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2019-10-02 09:49:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-02 09:49:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-02 09:49:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-02 09:49:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-02 09:49:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-02 09:49:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-02 09:49:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-02 09:49:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-02 09:49:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-02 09:49:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-10-02 09:49:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-02 09:49:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 09:49:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 09:49:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_39 [2019-10-02 09:49:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 09:49:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_41 [2019-10-02 09:49:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-02 09:49:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-02 09:49:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-02 09:49:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 09:49:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 09:49:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 09:49:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2019-10-02 09:49:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2019-10-02 09:49:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-02 09:49:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-02 09:49:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-10-02 09:49:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-02 09:49:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-02 09:49:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-02 09:49:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-10-02 09:49:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-02 09:49:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 09:49:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-02 09:49:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-02 09:49:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-02 09:49:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-02 09:49:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-02 09:49:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-02 09:49:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 09:49:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-10-02 09:49:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 09:49:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-10-02 09:49:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-02 09:49:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-02 09:49:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-02 09:49:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-10-02 09:49:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-02 09:49:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 09:49:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-02 09:49:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 09:49:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-02 09:49:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 09:49:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-10-02 09:49:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-02 09:49:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-02 09:49:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-02 09:49:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 09:49:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-02 09:49:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-02 09:49:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-02 09:49:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-02 09:49:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2019-10-02 09:49:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-02 09:49:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 09:49:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 09:49:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-02 09:49:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 09:49:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-02 09:49:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-02 09:49:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-02 09:49:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-02 09:49:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-02 09:49:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-02 09:49:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-02 09:49:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-02 09:49:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 09:49:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:49:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:49:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:49:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-02 09:49:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-10-02 09:49:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-10-02 09:49:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-10-02 09:49:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-10-02 09:49:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-02 09:49:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-02 09:49:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-02 09:49:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-02 09:49:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2019-10-02 09:49:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_43 [2019-10-02 09:49:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-02 09:49:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-02 09:49:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-02 09:49:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-02 09:49:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-02 09:49:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-02 09:49:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-02 09:49:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-02 09:49:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-02 09:49:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-02 09:49:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-02 09:49:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-02 09:49:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-02 09:49:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-02 09:49:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-02 09:49:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-02 09:49:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-02 09:49:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-02 09:49:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-02 09:49:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-02 09:49:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2019-10-02 09:49:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-02 09:49:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_42 [2019-10-02 09:49:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-02 09:49:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-02 09:49:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-02 09:49:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-02 09:49:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-02 09:49:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-02 09:49:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-02 09:49:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-02 09:49:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-02 09:49:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 09:49:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-10-02 09:49:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2019-10-02 09:49:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2019-10-02 09:49:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev32 [2019-10-02 09:49:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-02 09:49:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_read_mode [2019-10-02 09:49:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_poll [2019-10-02 09:49:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_open [2019-10-02 09:49:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_mii_probe [2019-10-02 09:49:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rxfilter [2019-10-02 09:49:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-10-02 09:49:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-10-02 09:49:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-10-02 09:49:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_timer [2019-10-02 09:49:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_check_mode [2019-10-02 09:49:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_tx_timeout [2019-10-02 09:49:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_tx_ring [2019-10-02 09:49:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rx_ring [2019-10-02 09:49:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_start_xmit [2019-10-02 09:49:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_rx [2019-10-02 09:49:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_finish_xmit [2019-10-02 09:49:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_interrupt [2019-10-02 09:49:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_close [2019-10-02 09:49:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ioctl [2019-10-02 09:49:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_mcast_bitnr [2019-10-02 09:49:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2019-10-02 09:49:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset [2019-10-02 09:49:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure sis630_set_eq [2019-10-02 09:49:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_config [2019-10-02 09:49:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_default_phy [2019-10-02 09:49:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_capability [2019-10-02 09:49:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset_phy [2019-10-02 09:49:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_auto_negotiate [2019-10-02 09:49:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_mode [2019-10-02 09:49:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_mac_addr [2019-10-02 09:49:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure sis630e_get_mac_addr [2019-10-02 09:49:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 09:49:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure sis635_get_mac_addr [2019-10-02 09:49:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure sis96x_get_mac_addr [2019-10-02 09:49:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_probe [2019-10-02 09:49:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_idle [2019-10-02 09:49:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_reset [2019-10-02 09:49:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_drvinfo [2019-10-02 09:49:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_msglevel [2019-10-02 09:49:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_msglevel [2019-10-02 09:49:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_link [2019-10-02 09:49:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_settings [2019-10-02 09:49:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_settings [2019-10-02 09:49:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_nway_reset [2019-10-02 09:49:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_wol [2019-10-02 09:49:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_wol [2019-10-02 09:49:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_remove [2019-10-02 09:49:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_suspend [2019-10-02 09:49:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_resume [2019-10-02 09:49:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_module [2019-10-02 09:49:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_cleanup_module [2019-10-02 09:49:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-02 09:49:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_3 [2019-10-02 09:49:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2019-10-02 09:49:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2019-10-02 09:49:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 09:49:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 09:49:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2019-10-02 09:49:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-02 09:49:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 09:49:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 09:49:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 09:49:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 09:49:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 09:49:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 09:49:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-02 09:49:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:49:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-02 09:49:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-02 09:49:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 09:49:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 09:49:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-02 09:49:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 09:49:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 09:49:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 09:49:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 09:49:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 09:50:00,145 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 09:50:05,461 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 09:50:05,461 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 09:50:05,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:50:05 BoogieIcfgContainer [2019-10-02 09:50:05,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 09:50:05,465 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 09:50:05,466 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 09:50:05,469 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 09:50:05,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 09:49:54" (1/3) ... [2019-10-02 09:50:05,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524bdbac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:50:05, skipping insertion in model container [2019-10-02 09:50:05,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:49:58" (2/3) ... [2019-10-02 09:50:05,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524bdbac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:50:05, skipping insertion in model container [2019-10-02 09:50:05,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:50:05" (3/3) ... [2019-10-02 09:50:05,472 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-10-02 09:50:05,482 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 09:50:05,495 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 09:50:05,513 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 09:50:05,559 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 09:50:05,560 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 09:50:05,560 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 09:50:05,560 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 09:50:05,561 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 09:50:05,561 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 09:50:05,561 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 09:50:05,561 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 09:50:05,561 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 09:50:05,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states. [2019-10-02 09:50:05,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-10-02 09:50:05,667 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:50:05,668 INFO L411 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] [2019-10-02 09:50:05,671 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:50:05,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:50:05,677 INFO L82 PathProgramCache]: Analyzing trace with hash 668383313, now seen corresponding path program 1 times [2019-10-02 09:50:05,679 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:50:05,679 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:50:05,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:05,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:50:05,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:50:06,665 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-10-02 09:50:06,667 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:50:06,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:50:06,672 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:50:06,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:50:06,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:50:06,689 INFO L87 Difference]: Start difference. First operand 2265 states. Second operand 3 states. [2019-10-02 09:50:07,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:50:07,311 INFO L93 Difference]: Finished difference Result 6106 states and 8171 transitions. [2019-10-02 09:50:07,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:50:07,313 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 192 [2019-10-02 09:50:07,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:50:07,382 INFO L225 Difference]: With dead ends: 6106 [2019-10-02 09:50:07,382 INFO L226 Difference]: Without dead ends: 3870 [2019-10-02 09:50:07,410 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:50:07,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3870 states. [2019-10-02 09:50:07,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3870 to 3851. [2019-10-02 09:50:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3851 states. [2019-10-02 09:50:07,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3851 states to 3851 states and 5109 transitions. [2019-10-02 09:50:07,868 INFO L78 Accepts]: Start accepts. Automaton has 3851 states and 5109 transitions. Word has length 192 [2019-10-02 09:50:07,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:50:07,869 INFO L475 AbstractCegarLoop]: Abstraction has 3851 states and 5109 transitions. [2019-10-02 09:50:07,870 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 09:50:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3851 states and 5109 transitions. [2019-10-02 09:50:07,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-02 09:50:07,876 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:50:07,877 INFO L411 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] [2019-10-02 09:50:07,877 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:50:07,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:50:07,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1307609812, now seen corresponding path program 1 times [2019-10-02 09:50:07,878 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:50:07,878 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:50:07,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:07,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:50:07,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:50:08,301 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:50:08,301 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:50:08,301 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:50:08,305 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:50:08,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:50:08,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:50:08,306 INFO L87 Difference]: Start difference. First operand 3851 states and 5109 transitions. Second operand 5 states. [2019-10-02 09:50:08,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:50:08,766 INFO L93 Difference]: Finished difference Result 11494 states and 15273 transitions. [2019-10-02 09:50:08,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:50:08,767 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 178 [2019-10-02 09:50:08,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:50:08,836 INFO L225 Difference]: With dead ends: 11494 [2019-10-02 09:50:08,836 INFO L226 Difference]: Without dead ends: 7681 [2019-10-02 09:50:08,861 INFO L640 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 [2019-10-02 09:50:08,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7681 states. [2019-10-02 09:50:09,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7681 to 7658. [2019-10-02 09:50:09,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7658 states. [2019-10-02 09:50:09,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7658 states to 7658 states and 10166 transitions. [2019-10-02 09:50:09,247 INFO L78 Accepts]: Start accepts. Automaton has 7658 states and 10166 transitions. Word has length 178 [2019-10-02 09:50:09,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:50:09,247 INFO L475 AbstractCegarLoop]: Abstraction has 7658 states and 10166 transitions. [2019-10-02 09:50:09,248 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:50:09,248 INFO L276 IsEmpty]: Start isEmpty. Operand 7658 states and 10166 transitions. [2019-10-02 09:50:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-10-02 09:50:09,255 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:50:09,255 INFO L411 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] [2019-10-02 09:50:09,255 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:50:09,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:50:09,256 INFO L82 PathProgramCache]: Analyzing trace with hash -470352859, now seen corresponding path program 1 times [2019-10-02 09:50:09,256 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:50:09,256 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:50:09,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:09,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:50:09,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:50:10,471 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:50:10,471 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:50:10,471 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:50:10,472 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:50:10,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:50:10,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:50:10,473 INFO L87 Difference]: Start difference. First operand 7658 states and 10166 transitions. Second operand 5 states. [2019-10-02 09:50:11,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:50:11,149 INFO L93 Difference]: Finished difference Result 22940 states and 30484 transitions. [2019-10-02 09:50:11,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:50:11,150 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 179 [2019-10-02 09:50:11,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:50:11,268 INFO L225 Difference]: With dead ends: 22940 [2019-10-02 09:50:11,268 INFO L226 Difference]: Without dead ends: 15320 [2019-10-02 09:50:11,308 INFO L640 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 [2019-10-02 09:50:11,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15320 states. [2019-10-02 09:50:12,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15320 to 15281. [2019-10-02 09:50:12,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15281 states. [2019-10-02 09:50:12,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15281 states to 15281 states and 20288 transitions. [2019-10-02 09:50:12,209 INFO L78 Accepts]: Start accepts. Automaton has 15281 states and 20288 transitions. Word has length 179 [2019-10-02 09:50:12,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:50:12,210 INFO L475 AbstractCegarLoop]: Abstraction has 15281 states and 20288 transitions. [2019-10-02 09:50:12,210 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:50:12,210 INFO L276 IsEmpty]: Start isEmpty. Operand 15281 states and 20288 transitions. [2019-10-02 09:50:12,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-10-02 09:50:12,218 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:50:12,219 INFO L411 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] [2019-10-02 09:50:12,219 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:50:12,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:50:12,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1550287439, now seen corresponding path program 1 times [2019-10-02 09:50:12,220 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:50:12,220 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:50:12,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:12,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:50:12,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:50:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:50:12,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:50:12,553 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:50:12,554 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:50:12,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:50:12,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:50:12,554 INFO L87 Difference]: Start difference. First operand 15281 states and 20288 transitions. Second operand 5 states. [2019-10-02 09:50:13,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:50:13,756 INFO L93 Difference]: Finished difference Result 45854 states and 60924 transitions. [2019-10-02 09:50:13,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:50:13,757 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 180 [2019-10-02 09:50:13,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:50:13,934 INFO L225 Difference]: With dead ends: 45854 [2019-10-02 09:50:13,934 INFO L226 Difference]: Without dead ends: 30611 [2019-10-02 09:50:13,999 INFO L640 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 [2019-10-02 09:50:14,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30611 states. [2019-10-02 09:50:16,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30611 to 30536. [2019-10-02 09:50:16,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30536 states. [2019-10-02 09:50:16,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30536 states to 30536 states and 40542 transitions. [2019-10-02 09:50:16,226 INFO L78 Accepts]: Start accepts. Automaton has 30536 states and 40542 transitions. Word has length 180 [2019-10-02 09:50:16,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:50:16,227 INFO L475 AbstractCegarLoop]: Abstraction has 30536 states and 40542 transitions. [2019-10-02 09:50:16,227 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:50:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand 30536 states and 40542 transitions. [2019-10-02 09:50:16,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-10-02 09:50:16,235 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:50:16,236 INFO L411 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] [2019-10-02 09:50:16,236 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:50:16,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:50:16,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1601105768, now seen corresponding path program 1 times [2019-10-02 09:50:16,237 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:50:16,237 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:50:16,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:16,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:50:16,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:50:16,582 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:50:16,583 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:50:16,583 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:50:16,584 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:50:16,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:50:16,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:50:16,585 INFO L87 Difference]: Start difference. First operand 30536 states and 40542 transitions. Second operand 5 states. [2019-10-02 09:50:18,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:50:18,337 INFO L93 Difference]: Finished difference Result 91472 states and 121517 transitions. [2019-10-02 09:50:18,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:50:18,337 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 181 [2019-10-02 09:50:18,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:50:18,707 INFO L225 Difference]: With dead ends: 91472 [2019-10-02 09:50:18,707 INFO L226 Difference]: Without dead ends: 60974 [2019-10-02 09:50:18,853 INFO L640 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 [2019-10-02 09:50:18,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60974 states. [2019-10-02 09:50:22,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60974 to 60833. [2019-10-02 09:50:22,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60833 states. [2019-10-02 09:50:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60833 states to 60833 states and 80765 transitions. [2019-10-02 09:50:23,171 INFO L78 Accepts]: Start accepts. Automaton has 60833 states and 80765 transitions. Word has length 181 [2019-10-02 09:50:23,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:50:23,172 INFO L475 AbstractCegarLoop]: Abstraction has 60833 states and 80765 transitions. [2019-10-02 09:50:23,172 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:50:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 60833 states and 80765 transitions. [2019-10-02 09:50:23,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-10-02 09:50:23,179 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:50:23,180 INFO L411 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] [2019-10-02 09:50:23,180 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:50:23,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:50:23,180 INFO L82 PathProgramCache]: Analyzing trace with hash 990028042, now seen corresponding path program 1 times [2019-10-02 09:50:23,180 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:50:23,180 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:50:23,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:23,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:50:23,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:50:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:50:23,536 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-10-02 09:50:23,537 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:50:23,537 INFO L224 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 [2019-10-02 09:50:23,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:50:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:50:24,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 3451 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:50:24,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:50:24,855 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:50:24,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:50:24,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2019-10-02 09:50:24,879 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 09:50:24,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 09:50:24,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-10-02 09:50:24,879 INFO L87 Difference]: Start difference. First operand 60833 states and 80765 transitions. Second operand 14 states. [2019-10-02 09:51:01,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:51:01,391 INFO L93 Difference]: Finished difference Result 153273 states and 203924 transitions. [2019-10-02 09:51:01,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 09:51:01,392 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 194 [2019-10-02 09:51:01,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:51:02,245 INFO L225 Difference]: With dead ends: 153273 [2019-10-02 09:51:02,246 INFO L226 Difference]: Without dead ends: 92478 [2019-10-02 09:51:02,662 INFO L640 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 [2019-10-02 09:51:02,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92478 states. [2019-10-02 09:51:06,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92478 to 91487. [2019-10-02 09:51:07,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91487 states. [2019-10-02 09:51:10,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91487 states to 91487 states and 121546 transitions. [2019-10-02 09:51:10,569 INFO L78 Accepts]: Start accepts. Automaton has 91487 states and 121546 transitions. Word has length 194 [2019-10-02 09:51:10,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:51:10,570 INFO L475 AbstractCegarLoop]: Abstraction has 91487 states and 121546 transitions. [2019-10-02 09:51:10,570 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 09:51:10,570 INFO L276 IsEmpty]: Start isEmpty. Operand 91487 states and 121546 transitions. [2019-10-02 09:51:10,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-10-02 09:51:10,581 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:51:10,581 INFO L411 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] [2019-10-02 09:51:10,582 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:51:10,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:51:10,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1207704478, now seen corresponding path program 1 times [2019-10-02 09:51:10,582 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:51:10,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:51:10,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:51:10,597 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:51:10,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:51:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:51:10,946 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:51:10,947 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:51:10,947 INFO L224 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 [2019-10-02 09:51:11,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:51:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:51:11,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 3453 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:51:11,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:51:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:51:12,015 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:51:12,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:51:12,016 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:51:12,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:51:12,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:51:12,017 INFO L87 Difference]: Start difference. First operand 91487 states and 121546 transitions. Second operand 15 states. [2019-10-02 09:51:22,841 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2019-10-02 09:51:32,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:51:32,752 INFO L93 Difference]: Finished difference Result 289400 states and 384887 transitions. [2019-10-02 09:51:32,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 09:51:32,752 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 195 [2019-10-02 09:51:32,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:51:33,770 INFO L225 Difference]: With dead ends: 289400 [2019-10-02 09:51:33,770 INFO L226 Difference]: Without dead ends: 197951 [2019-10-02 09:51:34,136 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 09:51:34,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197951 states. [2019-10-02 09:51:44,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197951 to 197447. [2019-10-02 09:51:44,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197447 states. [2019-10-02 09:51:46,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197447 states to 197447 states and 262504 transitions. [2019-10-02 09:51:46,213 INFO L78 Accepts]: Start accepts. Automaton has 197447 states and 262504 transitions. Word has length 195 [2019-10-02 09:51:46,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:51:46,214 INFO L475 AbstractCegarLoop]: Abstraction has 197447 states and 262504 transitions. [2019-10-02 09:51:46,214 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 09:51:46,214 INFO L276 IsEmpty]: Start isEmpty. Operand 197447 states and 262504 transitions. [2019-10-02 09:51:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-10-02 09:51:46,226 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:51:46,226 INFO L411 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] [2019-10-02 09:51:46,226 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:51:46,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:51:46,227 INFO L82 PathProgramCache]: Analyzing trace with hash 807670627, now seen corresponding path program 1 times [2019-10-02 09:51:46,227 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:51:46,227 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:51:46,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:51:46,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:51:46,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:51:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:51:46,590 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:51:46,590 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:51:46,591 INFO L224 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 [2019-10-02 09:51:47,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:51:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:51:47,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 3455 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:51:47,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:51:47,805 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:51:47,817 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:51:47,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:51:47,818 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:51:47,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:51:47,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:51:47,819 INFO L87 Difference]: Start difference. First operand 197447 states and 262504 transitions. Second operand 15 states. [2019-10-02 09:52:14,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:52:14,912 INFO L93 Difference]: Finished difference Result 576426 states and 766978 transitions. [2019-10-02 09:52:14,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 09:52:14,913 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 196 [2019-10-02 09:52:14,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:52:22,281 INFO L225 Difference]: With dead ends: 576426 [2019-10-02 09:52:22,281 INFO L226 Difference]: Without dead ends: 379017 [2019-10-02 09:52:22,706 INFO L640 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 [2019-10-02 09:52:23,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379017 states. [2019-10-02 09:52:33,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379017 to 370887. [2019-10-02 09:52:33,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370887 states. [2019-10-02 09:52:43,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370887 states to 370887 states and 493363 transitions. [2019-10-02 09:52:43,496 INFO L78 Accepts]: Start accepts. Automaton has 370887 states and 493363 transitions. Word has length 196 [2019-10-02 09:52:43,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:52:43,498 INFO L475 AbstractCegarLoop]: Abstraction has 370887 states and 493363 transitions. [2019-10-02 09:52:43,498 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 09:52:43,498 INFO L276 IsEmpty]: Start isEmpty. Operand 370887 states and 493363 transitions. [2019-10-02 09:52:43,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-10-02 09:52:43,514 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:52:43,515 INFO L411 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] [2019-10-02 09:52:43,515 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:52:43,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:52:43,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1561512937, now seen corresponding path program 1 times [2019-10-02 09:52:43,516 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:52:43,516 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:52:43,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:52:43,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:52:43,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:52:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:52:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 09:52:43,832 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:52:43,832 INFO L224 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 [2019-10-02 09:52:44,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:52:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:52:44,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 3457 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:52:44,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:52:44,970 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (5)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 09:52:44,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:52:44,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:52:44,992 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:52:44,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:52:44,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:52:44,994 INFO L87 Difference]: Start difference. First operand 370887 states and 493363 transitions. Second operand 15 states. [2019-10-02 09:53:31,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:53:31,723 INFO L93 Difference]: Finished difference Result 1042582 states and 1387637 transitions. [2019-10-02 09:53:31,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 09:53:31,724 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 197 [2019-10-02 09:53:31,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:53:35,828 INFO L225 Difference]: With dead ends: 1042582 [2019-10-02 09:53:35,828 INFO L226 Difference]: Without dead ends: 671733 [2019-10-02 09:53:36,673 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 09:53:37,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671733 states. [2019-10-02 09:54:17,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671733 to 652235. [2019-10-02 09:54:17,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 652235 states. [2019-10-02 09:54:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652235 states to 652235 states and 867805 transitions. [2019-10-02 09:54:23,112 INFO L78 Accepts]: Start accepts. Automaton has 652235 states and 867805 transitions. Word has length 197 [2019-10-02 09:54:23,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:54:23,112 INFO L475 AbstractCegarLoop]: Abstraction has 652235 states and 867805 transitions. [2019-10-02 09:54:23,112 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 09:54:23,113 INFO L276 IsEmpty]: Start isEmpty. Operand 652235 states and 867805 transitions. [2019-10-02 09:54:23,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-10-02 09:54:23,126 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:54:23,127 INFO L411 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] [2019-10-02 09:54:23,127 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:54:23,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:54:23,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1140329517, now seen corresponding path program 1 times [2019-10-02 09:54:23,127 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:54:23,128 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:54:23,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:54:23,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:54:23,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:54:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:54:23,349 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2019-10-02 09:54:23,349 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:54:23,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:54:23,350 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:54:23,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:54:23,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:54:23,355 INFO L87 Difference]: Start difference. First operand 652235 states and 867805 transitions. Second operand 3 states. [2019-10-02 09:55:10,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:55:10,042 INFO L93 Difference]: Finished difference Result 1703846 states and 2269293 transitions. [2019-10-02 09:55:10,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:55:10,042 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 222 [2019-10-02 09:55:10,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:55:16,237 INFO L225 Difference]: With dead ends: 1703846 [2019-10-02 09:55:16,237 INFO L226 Difference]: Without dead ends: 1051649 [2019-10-02 09:55:19,044 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:55:19,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1051649 states.