java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 20:59:51,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 20:59:51,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 20:59:51,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 20:59:51,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 20:59:51,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 20:59:51,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 20:59:51,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 20:59:51,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 20:59:51,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 20:59:51,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 20:59:51,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 20:59:51,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 20:59:51,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 20:59:51,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 20:59:51,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 20:59:51,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 20:59:51,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 20:59:51,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 20:59:51,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 20:59:51,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 20:59:51,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 20:59:51,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 20:59:51,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 20:59:51,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 20:59:51,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 20:59:51,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 20:59:51,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 20:59:51,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 20:59:51,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 20:59:51,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 20:59:51,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 20:59:51,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 20:59:51,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 20:59:51,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 20:59:51,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 20:59:51,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 20:59:51,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 20:59:51,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 20:59:51,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 20:59:51,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 20:59:51,705 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 [2019-10-13 20:59:51,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 20:59:51,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 20:59:51,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 20:59:51,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 20:59:51,731 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 20:59:51,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 20:59:51,732 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 20:59:51,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 20:59:51,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 20:59:51,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 20:59:51,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 20:59:51,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 20:59:51,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 20:59:51,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 20:59:51,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 20:59:51,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 20:59:51,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 20:59:51,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 20:59:51,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 20:59:51,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 20:59:51,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 20:59:51,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:59:51,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 20:59:51,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 20:59:51,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 20:59:51,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 20:59:51,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 20:59:51,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 20:59:51,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 20:59:52,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 20:59:52,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 20:59:52,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 20:59:52,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 20:59:52,078 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 20:59:52,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2019-10-13 20:59:52,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5fc06f87/841f8dc284a74ec39f3ba03381add5be/FLAG0a004d5ed [2019-10-13 20:59:53,042 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 20:59:53,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2019-10-13 20:59:53,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5fc06f87/841f8dc284a74ec39f3ba03381add5be/FLAG0a004d5ed [2019-10-13 20:59:53,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5fc06f87/841f8dc284a74ec39f3ba03381add5be [2019-10-13 20:59:53,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 20:59:53,544 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 20:59:53,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 20:59:53,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 20:59:53,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 20:59:53,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:59:53" (1/1) ... [2019-10-13 20:59:53,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b500255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:53, skipping insertion in model container [2019-10-13 20:59:53,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:59:53" (1/1) ... [2019-10-13 20:59:53,562 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 20:59:53,738 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 20:59:56,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:59:56,410 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 20:59:57,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:59:57,414 INFO L192 MainTranslator]: Completed translation [2019-10-13 20:59:57,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57 WrapperNode [2019-10-13 20:59:57,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 20:59:57,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 20:59:57,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 20:59:57,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 20:59:57,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57" (1/1) ... [2019-10-13 20:59:57,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57" (1/1) ... [2019-10-13 20:59:57,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57" (1/1) ... [2019-10-13 20:59:57,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57" (1/1) ... [2019-10-13 20:59:57,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57" (1/1) ... [2019-10-13 20:59:57,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57" (1/1) ... [2019-10-13 20:59:57,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57" (1/1) ... [2019-10-13 20:59:57,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 20:59:57,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 20:59:57,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 20:59:57,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 20:59:57,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57" (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 [2019-10-13 20:59:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 20:59:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 20:59:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 20:59:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 20:59:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-13 20:59:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-13 20:59:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 20:59:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 20:59:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 20:59:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-13 20:59:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-10-13 20:59:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 20:59:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 20:59:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 20:59:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 20:59:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 20:59:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 20:59:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 20:59:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 20:59:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 20:59:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 20:59:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-13 20:59:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-13 20:59:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-13 20:59:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-13 20:59:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2019-10-13 20:59:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2019-10-13 20:59:57,932 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-13 20:59:57,932 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2019-10-13 20:59:57,932 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2019-10-13 20:59:57,932 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-13 20:59:57,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-13 20:59:57,933 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-13 20:59:57,933 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 20:59:57,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-13 20:59:57,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 20:59:57,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 20:59:57,933 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-13 20:59:57,934 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-13 20:59:57,934 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-13 20:59:57,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-13 20:59:57,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-13 20:59:57,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-13 20:59:57,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-10-13 20:59:57,934 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-13 20:59:57,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-13 20:59:57,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-13 20:59:57,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-13 20:59:57,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-10-13 20:59:57,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-10-13 20:59:57,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 20:59:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 20:59:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-13 20:59:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-13 20:59:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-13 20:59:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-13 20:59:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-13 20:59:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-10-13 20:59:57,937 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-13 20:59:57,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-13 20:59:57,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 20:59:57,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-13 20:59:57,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-13 20:59:57,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-13 20:59:57,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-13 20:59:57,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-13 20:59:57,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-13 20:59:57,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-13 20:59:57,938 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2019-10-13 20:59:57,938 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_init_one [2019-10-13 20:59:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-10-13 20:59:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-10-13 20:59:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-10-13 20:59:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_open [2019-10-13 20:59:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx [2019-10-13 20:59:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_timer [2019-10-13 20:59:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2019-10-13 20:59:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_init_ring [2019-10-13 20:59:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_start_xmit [2019-10-13 20:59:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_interrupt [2019-10-13 20:59:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_rx [2019-10-13 20:59:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_error [2019-10-13 20:59:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_close [2019-10-13 20:59:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2019-10-13 20:59:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2019-10-13 20:59:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2019-10-13 20:59:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_drvinfo [2019-10-13 20:59:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_settings [2019-10-13 20:59:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_set_settings [2019-10-13 20:59:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_nway_reset [2019-10-13 20:59:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_link [2019-10-13 20:59:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2019-10-13 20:59:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_remove_one [2019-10-13 20:59:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_init [2019-10-13 20:59:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_exit [2019-10-13 20:59:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_6 [2019-10-13 20:59:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-13 20:59:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-13 20:59:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-13 20:59:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-13 20:59:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 20:59:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 20:59:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 20:59:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 20:59:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-13 20:59:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-10-13 20:59:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_5 [2019-10-13 20:59:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 20:59:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 20:59:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 20:59:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 20:59:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 20:59:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 20:59:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-13 20:59:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-13 20:59:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-13 20:59:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-13 20:59:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-13 20:59:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-13 20:59:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-13 20:59:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-13 20:59:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-13 20:59:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-13 20:59:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2019-10-13 20:59:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2019-10-13 20:59:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_39 [2019-10-13 20:59:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_40 [2019-10-13 20:59:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_41 [2019-10-13 20:59:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_42 [2019-10-13 20:59:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_43 [2019-10-13 20:59:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-10-13 20:59:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-10-13 20:59:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 20:59:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 20:59:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 20:59:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 20:59:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 20:59:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 20:59:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:59:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 20:59:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 20:59:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 20:59:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 20:59:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 20:59:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-13 20:59:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 20:59:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-13 20:59:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 20:59:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 20:59:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 20:59:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 20:59:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 20:59:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-13 20:59:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-13 20:59:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-13 20:59:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-13 20:59:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-13 20:59:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-13 20:59:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-10-13 20:59:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-13 20:59:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-13 20:59:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 20:59:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 20:59:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-13 20:59:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-13 20:59:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-13 20:59:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-13 20:59:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 20:59:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-13 20:59:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-10-13 20:59:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-13 20:59:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-13 20:59:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 20:59:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 20:59:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_6 [2019-10-13 20:59:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_6 [2019-10-13 20:59:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-13 20:59:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 20:59:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-10-13 20:59:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-10-13 20:59:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-10-13 20:59:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-10-13 20:59:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-13 20:59:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-13 20:59:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 20:59:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-13 20:59:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-13 20:59:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-13 20:59:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 20:59:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 20:59:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-13 20:59:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 20:59:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 20:59:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-13 20:59:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-13 20:59:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 20:59:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 20:59:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 20:59:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 20:59:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 20:59:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 20:59:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 20:59:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 20:59:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 20:59:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 20:59:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 20:59:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-13 20:59:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-10-13 20:59:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 20:59:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 20:59:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 20:59:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 20:59:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 20:59:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 20:59:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 20:59:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 20:59:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 20:59:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 20:59:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 20:59:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 20:59:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 20:59:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 20:59:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 20:59:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 20:59:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 20:59:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 20:59:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 20:59:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 20:59:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 20:59:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-13 20:59:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 20:59:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-13 20:59:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 20:59:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 20:59:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 20:59:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 20:59:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 20:59:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 20:59:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-13 20:59:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 20:59:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-13 20:59:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 20:59:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-13 20:59:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 20:59:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-13 20:59:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 20:59:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-13 20:59:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-13 20:59:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_41 [2019-10-13 20:59:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2019-10-13 20:59:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2019-10-13 20:59:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-13 20:59:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2019-10-13 20:59:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2019-10-13 20:59:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-13 20:59:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-13 20:59:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-13 20:59:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-13 20:59:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-13 20:59:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 20:59:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-13 20:59:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-13 20:59:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 20:59:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_6 [2019-10-13 20:59:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-13 20:59:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-13 20:59:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-13 20:59:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-13 20:59:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 20:59:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 20:59:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 20:59:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 20:59:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-13 20:59:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-10-13 20:59:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_5 [2019-10-13 20:59:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 20:59:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 20:59:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 20:59:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_39 [2019-10-13 20:59:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 20:59:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_40 [2019-10-13 20:59:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-13 20:59:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 20:59:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 20:59:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 20:59:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 20:59:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-13 20:59:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-13 20:59:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-13 20:59:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 20:59:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-10-13 20:59:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 20:59:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-10-13 20:59:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-13 20:59:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-13 20:59:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-13 20:59:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-13 20:59:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-13 20:59:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-10-13 20:59:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-13 20:59:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-13 20:59:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 20:59:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-13 20:59:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 20:59:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-13 20:59:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-13 20:59:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-10-13 20:59:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 20:59:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 20:59:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-13 20:59:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-13 20:59:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-13 20:59:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-13 20:59:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-10-13 20:59:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-10-13 20:59:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 20:59:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 20:59:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-13 20:59:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-13 20:59:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-13 20:59:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-13 20:59:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-13 20:59:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-13 20:59:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-13 20:59:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-13 20:59:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 20:59:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-13 20:59:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 20:59:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-13 20:59:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-13 20:59:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-13 20:59:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-13 20:59:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-13 20:59:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-13 20:59:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-10-13 20:59:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 20:59:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-10-13 20:59:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-10-13 20:59:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-10-13 20:59:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-10-13 20:59:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-10-13 20:59:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-13 20:59:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 20:59:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-13 20:59:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 20:59:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-13 20:59:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2019-10-13 20:59:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_43 [2019-10-13 20:59:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-13 20:59:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-13 20:59:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-13 20:59:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-13 20:59:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-13 20:59:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-13 20:59:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-13 20:59:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-13 20:59:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-13 20:59:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-13 20:59:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-13 20:59:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2019-10-13 20:59:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-13 20:59:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_42 [2019-10-13 20:59:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2019-10-13 20:59:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-13 20:59:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-13 20:59:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-13 20:59:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-13 20:59:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-13 20:59:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_timer [2019-10-13 20:59:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 20:59:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-10-13 20:59:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-10-13 20:59:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-10-13 20:59:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_open [2019-10-13 20:59:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2019-10-13 20:59:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2019-10-13 20:59:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_init_ring [2019-10-13 20:59:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_start_xmit [2019-10-13 20:59:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_interrupt [2019-10-13 20:59:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_rx [2019-10-13 20:59:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx [2019-10-13 20:59:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_error [2019-10-13 20:59:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_close [2019-10-13 20:59:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2019-10-13 20:59:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2019-10-13 20:59:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_init_one [2019-10-13 20:59:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 20:59:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2019-10-13 20:59:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_drvinfo [2019-10-13 20:59:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_settings [2019-10-13 20:59:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_set_settings [2019-10-13 20:59:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_nway_reset [2019-10-13 20:59:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_link [2019-10-13 20:59:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_remove_one [2019-10-13 20:59:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_init [2019-10-13 20:59:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_exit [2019-10-13 20:59:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_6 [2019-10-13 20:59:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-13 20:59:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_6 [2019-10-13 20:59:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 20:59:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 20:59:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-13 20:59:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 20:59:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 20:59:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 20:59:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 20:59:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 20:59:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 20:59:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 20:59:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:59:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 20:59:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 20:59:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 20:59:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 20:59:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-13 20:59:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 20:59:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 20:59:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 20:59:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 20:59:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 20:59:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 20:59:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 20:59:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 20:59:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 20:59:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 20:59:59,022 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 21:00:03,049 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:00:03,050 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 21:00:03,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:00:03 BoogieIcfgContainer [2019-10-13 21:00:03,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:00:03,054 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:00:03,054 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:00:03,057 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:00:03,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:59:53" (1/3) ... [2019-10-13 21:00:03,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54c8bd6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:00:03, skipping insertion in model container [2019-10-13 21:00:03,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:57" (2/3) ... [2019-10-13 21:00:03,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54c8bd6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:00:03, skipping insertion in model container [2019-10-13 21:00:03,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:00:03" (3/3) ... [2019-10-13 21:00:03,061 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2019-10-13 21:00:03,071 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:00:03,083 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:00:03,095 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:00:03,129 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:00:03,129 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:00:03,129 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:00:03,129 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:00:03,129 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:00:03,130 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:00:03,130 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:00:03,130 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:00:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states. [2019-10-13 21:00:03,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-10-13 21:00:03,211 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:03,213 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 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] [2019-10-13 21:00:03,215 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:03,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:03,219 INFO L82 PathProgramCache]: Analyzing trace with hash -116509439, now seen corresponding path program 1 times [2019-10-13 21:00:03,227 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:03,227 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559539266] [2019-10-13 21:00:03,227 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:03,227 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:03,228 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-10-13 21:00:04,199 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559539266] [2019-10-13 21:00:04,200 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:04,200 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:00:04,200 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836811339] [2019-10-13 21:00:04,205 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:00:04,207 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:04,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:00:04,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:00:04,226 INFO L87 Difference]: Start difference. First operand 1640 states. Second operand 3 states. [2019-10-13 21:00:04,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:04,738 INFO L93 Difference]: Finished difference Result 4102 states and 5371 transitions. [2019-10-13 21:00:04,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:00:04,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2019-10-13 21:00:04,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:04,776 INFO L225 Difference]: With dead ends: 4102 [2019-10-13 21:00:04,776 INFO L226 Difference]: Without dead ends: 2487 [2019-10-13 21:00:04,789 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:00:04,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2019-10-13 21:00:05,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 2437. [2019-10-13 21:00:05,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2437 states. [2019-10-13 21:00:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2437 states and 3143 transitions. [2019-10-13 21:00:05,022 INFO L78 Accepts]: Start accepts. Automaton has 2437 states and 3143 transitions. Word has length 150 [2019-10-13 21:00:05,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:05,023 INFO L462 AbstractCegarLoop]: Abstraction has 2437 states and 3143 transitions. [2019-10-13 21:00:05,023 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:00:05,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 3143 transitions. [2019-10-13 21:00:05,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-10-13 21:00:05,040 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:05,040 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 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] [2019-10-13 21:00:05,040 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:05,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:05,041 INFO L82 PathProgramCache]: Analyzing trace with hash -1827987315, now seen corresponding path program 1 times [2019-10-13 21:00:05,041 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:05,041 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563385539] [2019-10-13 21:00:05,041 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:05,042 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:05,042 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:05,521 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-10-13 21:00:05,521 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563385539] [2019-10-13 21:00:05,521 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:05,522 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:05,522 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757297741] [2019-10-13 21:00:05,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:05,525 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:05,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:05,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:05,525 INFO L87 Difference]: Start difference. First operand 2437 states and 3143 transitions. Second operand 5 states. [2019-10-13 21:00:05,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:05,858 INFO L93 Difference]: Finished difference Result 7260 states and 9387 transitions. [2019-10-13 21:00:05,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:05,859 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 158 [2019-10-13 21:00:05,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:05,898 INFO L225 Difference]: With dead ends: 7260 [2019-10-13 21:00:05,898 INFO L226 Difference]: Without dead ends: 4857 [2019-10-13 21:00:05,971 INFO L600 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 [2019-10-13 21:00:05,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4857 states. [2019-10-13 21:00:06,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4857 to 4834. [2019-10-13 21:00:06,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4834 states. [2019-10-13 21:00:06,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4834 states to 4834 states and 6240 transitions. [2019-10-13 21:00:06,184 INFO L78 Accepts]: Start accepts. Automaton has 4834 states and 6240 transitions. Word has length 158 [2019-10-13 21:00:06,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:06,184 INFO L462 AbstractCegarLoop]: Abstraction has 4834 states and 6240 transitions. [2019-10-13 21:00:06,184 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:06,184 INFO L276 IsEmpty]: Start isEmpty. Operand 4834 states and 6240 transitions. [2019-10-13 21:00:06,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-13 21:00:06,191 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:06,191 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 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] [2019-10-13 21:00:06,191 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:06,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:06,192 INFO L82 PathProgramCache]: Analyzing trace with hash 2064014841, now seen corresponding path program 1 times [2019-10-13 21:00:06,192 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:06,192 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949787996] [2019-10-13 21:00:06,192 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:06,192 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:06,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-10-13 21:00:06,563 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949787996] [2019-10-13 21:00:06,563 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:06,563 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:06,564 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945409219] [2019-10-13 21:00:06,565 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:06,565 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:06,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:06,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:06,566 INFO L87 Difference]: Start difference. First operand 4834 states and 6240 transitions. Second operand 5 states. [2019-10-13 21:00:06,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:06,967 INFO L93 Difference]: Finished difference Result 14476 states and 18718 transitions. [2019-10-13 21:00:06,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:06,968 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 159 [2019-10-13 21:00:06,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:07,040 INFO L225 Difference]: With dead ends: 14476 [2019-10-13 21:00:07,040 INFO L226 Difference]: Without dead ends: 9676 [2019-10-13 21:00:07,064 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:07,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9676 states. [2019-10-13 21:00:07,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9676 to 9637. [2019-10-13 21:00:07,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9637 states. [2019-10-13 21:00:07,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9637 states to 9637 states and 12442 transitions. [2019-10-13 21:00:07,632 INFO L78 Accepts]: Start accepts. Automaton has 9637 states and 12442 transitions. Word has length 159 [2019-10-13 21:00:07,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:07,633 INFO L462 AbstractCegarLoop]: Abstraction has 9637 states and 12442 transitions. [2019-10-13 21:00:07,633 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:07,633 INFO L276 IsEmpty]: Start isEmpty. Operand 9637 states and 12442 transitions. [2019-10-13 21:00:07,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-13 21:00:07,639 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:07,639 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 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] [2019-10-13 21:00:07,639 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:07,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:07,642 INFO L82 PathProgramCache]: Analyzing trace with hash -772710294, now seen corresponding path program 1 times [2019-10-13 21:00:07,645 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:07,645 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36859692] [2019-10-13 21:00:07,645 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:07,645 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:07,646 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:07,982 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-10-13 21:00:07,983 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36859692] [2019-10-13 21:00:07,983 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:07,983 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:07,983 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984584554] [2019-10-13 21:00:07,984 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:07,984 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:07,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:07,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:07,985 INFO L87 Difference]: Start difference. First operand 9637 states and 12442 transitions. Second operand 5 states. [2019-10-13 21:00:09,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:09,545 INFO L93 Difference]: Finished difference Result 28930 states and 37398 transitions. [2019-10-13 21:00:09,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:09,546 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2019-10-13 21:00:09,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:09,659 INFO L225 Difference]: With dead ends: 28930 [2019-10-13 21:00:09,659 INFO L226 Difference]: Without dead ends: 19327 [2019-10-13 21:00:09,698 INFO L600 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 [2019-10-13 21:00:09,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19327 states. [2019-10-13 21:00:10,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19327 to 19252. [2019-10-13 21:00:10,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19252 states. [2019-10-13 21:00:10,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19252 states to 19252 states and 24856 transitions. [2019-10-13 21:00:10,591 INFO L78 Accepts]: Start accepts. Automaton has 19252 states and 24856 transitions. Word has length 160 [2019-10-13 21:00:10,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:10,591 INFO L462 AbstractCegarLoop]: Abstraction has 19252 states and 24856 transitions. [2019-10-13 21:00:10,592 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 19252 states and 24856 transitions. [2019-10-13 21:00:10,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-10-13 21:00:10,597 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:10,597 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:00:10,598 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:10,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:10,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1746583946, now seen corresponding path program 1 times [2019-10-13 21:00:10,598 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:10,598 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812803004] [2019-10-13 21:00:10,599 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:10,599 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:10,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:11,078 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-10-13 21:00:11,079 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812803004] [2019-10-13 21:00:11,079 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:11,079 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:11,080 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872816671] [2019-10-13 21:00:11,080 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:11,081 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:11,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:11,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:11,081 INFO L87 Difference]: Start difference. First operand 19252 states and 24856 transitions. Second operand 5 states. [2019-10-13 21:00:12,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:12,120 INFO L93 Difference]: Finished difference Result 57161 states and 73868 transitions. [2019-10-13 21:00:12,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:12,121 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2019-10-13 21:00:12,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:12,365 INFO L225 Difference]: With dead ends: 57161 [2019-10-13 21:00:12,365 INFO L226 Difference]: Without dead ends: 37943 [2019-10-13 21:00:12,663 INFO L600 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 [2019-10-13 21:00:12,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37943 states. [2019-10-13 21:00:13,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37943 to 37802. [2019-10-13 21:00:13,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37802 states. [2019-10-13 21:00:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37802 states to 37802 states and 48796 transitions. [2019-10-13 21:00:15,451 INFO L78 Accepts]: Start accepts. Automaton has 37802 states and 48796 transitions. Word has length 161 [2019-10-13 21:00:15,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:15,453 INFO L462 AbstractCegarLoop]: Abstraction has 37802 states and 48796 transitions. [2019-10-13 21:00:15,453 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 37802 states and 48796 transitions. [2019-10-13 21:00:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-10-13 21:00:15,460 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:15,461 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:00:15,461 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:15,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:15,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1951179049, now seen corresponding path program 1 times [2019-10-13 21:00:15,466 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:15,466 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003464890] [2019-10-13 21:00:15,466 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:15,467 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:15,467 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-10-13 21:00:15,885 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003464890] [2019-10-13 21:00:15,885 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [730631983] [2019-10-13 21:00:15,886 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:00:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:16,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 3603 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-13 21:00:16,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:00:17,029 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-10-13 21:00:17,029 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:00:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-10-13 21:00:17,218 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 21:00:17,218 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [9] total 10 [2019-10-13 21:00:17,218 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077923485] [2019-10-13 21:00:17,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:00:17,220 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:17,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:00:17,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:00:17,220 INFO L87 Difference]: Start difference. First operand 37802 states and 48796 transitions. Second operand 3 states. [2019-10-13 21:00:18,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:18,560 INFO L93 Difference]: Finished difference Result 75506 states and 97720 transitions. [2019-10-13 21:00:18,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:00:18,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2019-10-13 21:00:18,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:18,756 INFO L225 Difference]: With dead ends: 75506 [2019-10-13 21:00:18,757 INFO L226 Difference]: Without dead ends: 37738 [2019-10-13 21:00:18,866 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:00:18,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37738 states. [2019-10-13 21:00:20,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37738 to 37738. [2019-10-13 21:00:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37738 states. [2019-10-13 21:00:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37738 states to 37738 states and 48562 transitions. [2019-10-13 21:00:20,732 INFO L78 Accepts]: Start accepts. Automaton has 37738 states and 48562 transitions. Word has length 175 [2019-10-13 21:00:20,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:20,733 INFO L462 AbstractCegarLoop]: Abstraction has 37738 states and 48562 transitions. [2019-10-13 21:00:20,733 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:00:20,733 INFO L276 IsEmpty]: Start isEmpty. Operand 37738 states and 48562 transitions. [2019-10-13 21:00:20,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-10-13 21:00:20,738 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:20,739 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]