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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 02:53:29,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 02:53:29,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 02:53:29,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 02:53:29,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 02:53:29,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 02:53:29,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 02:53:29,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 02:53:29,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 02:53:29,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 02:53:29,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 02:53:29,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 02:53:29,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 02:53:29,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 02:53:29,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 02:53:29,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 02:53:29,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 02:53:29,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 02:53:29,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 02:53:29,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 02:53:29,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 02:53:29,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 02:53:29,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 02:53:29,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 02:53:29,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 02:53:29,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 02:53:29,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 02:53:29,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 02:53:29,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 02:53:29,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 02:53:29,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 02:53:29,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 02:53:29,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 02:53:29,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 02:53:29,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 02:53:29,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 02:53:29,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 02:53:29,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 02:53:29,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 02:53:29,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 02:53:29,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 02:53:29,869 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 02:53:29,883 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 02:53:29,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 02:53:29,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 02:53:29,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 02:53:29,885 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 02:53:29,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 02:53:29,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 02:53:29,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 02:53:29,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 02:53:29,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 02:53:29,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 02:53:29,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 02:53:29,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 02:53:29,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 02:53:29,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 02:53:29,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 02:53:29,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 02:53:29,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 02:53:29,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 02:53:29,888 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 02:53:29,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 02:53:29,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:53:29,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 02:53:29,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 02:53:29,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 02:53:29,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 02:53:29,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 02:53:29,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 02:53:29,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 02:53:30,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 02:53:30,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 02:53:30,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 02:53:30,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 02:53:30,209 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 02:53:30,209 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2019-10-15 02:53:30,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d2360be/0d7f25bcf425483fad054e3999ec5fb8/FLAGd643a32ad [2019-10-15 02:53:31,223 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 02:53:31,224 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2019-10-15 02:53:31,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d2360be/0d7f25bcf425483fad054e3999ec5fb8/FLAGd643a32ad [2019-10-15 02:53:31,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d2360be/0d7f25bcf425483fad054e3999ec5fb8 [2019-10-15 02:53:31,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 02:53:31,624 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 02:53:31,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 02:53:31,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 02:53:31,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 02:53:31,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:53:31" (1/1) ... [2019-10-15 02:53:31,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42a36b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:31, skipping insertion in model container [2019-10-15 02:53:31,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:53:31" (1/1) ... [2019-10-15 02:53:31,639 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 02:53:31,781 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 02:53:34,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:53:34,382 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 02:53:34,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:53:35,324 INFO L192 MainTranslator]: Completed translation [2019-10-15 02:53:35,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35 WrapperNode [2019-10-15 02:53:35,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 02:53:35,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 02:53:35,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 02:53:35,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 02:53:35,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35" (1/1) ... [2019-10-15 02:53:35,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35" (1/1) ... [2019-10-15 02:53:35,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35" (1/1) ... [2019-10-15 02:53:35,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35" (1/1) ... [2019-10-15 02:53:35,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35" (1/1) ... [2019-10-15 02:53:35,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35" (1/1) ... [2019-10-15 02:53:35,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35" (1/1) ... [2019-10-15 02:53:35,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 02:53:35,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 02:53:35,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 02:53:35,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 02:53:35,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:53:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 02:53:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 02:53:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-15 02:53:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-15 02:53:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-15 02:53:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-15 02:53:35,797 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-15 02:53:35,798 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-15 02:53:35,798 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-15 02:53:35,799 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-15 02:53:35,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-15 02:53:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 02:53:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 02:53:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 02:53:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 02:53:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 02:53:35,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 02:53:35,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 02:53:35,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 02:53:35,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 02:53:35,805 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-15 02:53:35,806 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-15 02:53:35,806 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-15 02:53:35,806 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-10-15 02:53:35,806 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 02:53:35,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-15 02:53:35,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-15 02:53:35,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-15 02:53:35,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-15 02:53:35,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-15 02:53:35,807 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-15 02:53:35,807 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-15 02:53:35,807 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-15 02:53:35,807 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-15 02:53:35,808 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-15 02:53:35,808 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-15 02:53:35,809 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 02:53:35,809 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 02:53:35,809 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-15 02:53:35,809 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-15 02:53:35,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-15 02:53:35,809 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-15 02:53:35,809 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-15 02:53:35,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-15 02:53:35,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2019-10-15 02:53:35,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2019-10-15 02:53:35,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-15 02:53:35,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-15 02:53:35,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-15 02:53:35,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-15 02:53:35,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2019-10-15 02:53:35,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-15 02:53:35,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-15 02:53:35,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-15 02:53:35,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-15 02:53:35,812 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2019-10-15 02:53:35,812 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-15 02:53:35,813 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-15 02:53:35,813 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2019-10-15 02:53:35,813 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2019-10-15 02:53:35,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2019-10-15 02:53:35,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-10-15 02:53:35,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2019-10-15 02:53:35,815 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-15 02:53:35,815 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-10-15 02:53:35,815 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-15 02:53:35,815 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-15 02:53:35,815 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-15 02:53:35,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-15 02:53:35,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-15 02:53:35,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-15 02:53:35,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-15 02:53:35,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-15 02:53:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-15 02:53:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-15 02:53:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2019-10-15 02:53:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-10-15 02:53:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2019-10-15 02:53:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_rx [2019-10-15 02:53:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure build_rx_desc [2019-10-15 02:53:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_add_rx_skb [2019-10-15 02:53:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill [2019-10-15 02:53:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill_atomic [2019-10-15 02:53:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_refill [2019-10-15 02:53:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_rx_desc [2019-10-15 02:53:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_intr [2019-10-15 02:53:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_setup_rx [2019-10-15 02:53:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_cleanup_rx [2019-10-15 02:53:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_rx_kick [2019-10-15 02:53:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_irq [2019-10-15 02:53:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_action [2019-10-15 02:53:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_tx [2019-10-15 02:53:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure do_tx_done [2019-10-15 02:53:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_cleanup_tx [2019-10-15 02:53:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_hard_start_xmit [2019-10-15 02:53:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_update_stats [2019-10-15 02:53:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_stats [2019-10-15 02:53:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_settings [2019-10-15 02:53:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_settings [2019-10-15 02:53:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_drvinfo [2019-10-15 02:53:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_link [2019-10-15 02:53:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_disable_interrupts [2019-10-15 02:53:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_mib_isr [2019-10-15 02:53:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_irq [2019-10-15 02:53:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_isr [2019-10-15 02:53:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_reset [2019-10-15 02:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_stop [2019-10-15 02:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_timeout [2019-10-15 02:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_watch [2019-10-15 02:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_open [2019-10-15 02:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_getmac [2019-10-15 02:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_change_mtu [2019-10-15 02:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_multicast [2019-10-15 02:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_run_bist [2019-10-15 02:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_init_one [2019-10-15 02:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_remove_one [2019-10-15 02:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_init [2019-10-15 02:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_exit [2019-10-15 02:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2019-10-15 02:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2019-10-15 02:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-10-15 02:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-10-15 02:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_3 [2019-10-15 02:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-15 02:53:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-10-15 02:53:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-15 02:53:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-15 02:53:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-15 02:53:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2019-10-15 02:53:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-10-15 02:53:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2019-10-15 02:53:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_6 [2019-10-15 02:53:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_4 [2019-10-15 02:53:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-10-15 02:53:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-15 02:53:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-10-15 02:53:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 02:53:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-15 02:53:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-15 02:53:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-15 02:53:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-15 02:53:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 02:53:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_15 [2019-10-15 02:53:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_16 [2019-10-15 02:53:35,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_17 [2019-10-15 02:53:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_18 [2019-10-15 02:53:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_19 [2019-10-15 02:53:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_25 [2019-10-15 02:53:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-10-15 02:53:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_33 [2019-10-15 02:53:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_35 [2019-10-15 02:53:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_36 [2019-10-15 02:53:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_37 [2019-10-15 02:53:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_38 [2019-10-15 02:53:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_39 [2019-10-15 02:53:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_40 [2019-10-15 02:53:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_41 [2019-10-15 02:53:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_42 [2019-10-15 02:53:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_43 [2019-10-15 02:53:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_44 [2019-10-15 02:53:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_45 [2019-10-15 02:53:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_46 [2019-10-15 02:53:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_47 [2019-10-15 02:53:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_48 [2019-10-15 02:53:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_49 [2019-10-15 02:53:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_50 [2019-10-15 02:53:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 02:53:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 02:53:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 02:53:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 02:53:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 02:53:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-15 02:53:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 02:53:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-15 02:53:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-15 02:53:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-15 02:53:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-15 02:53:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-15 02:53:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-15 02:53:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-15 02:53:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-15 02:53:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 02:53:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-10-15 02:53:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-15 02:53:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-15 02:53:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-15 02:53:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-15 02:53:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-15 02:53:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 02:53:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-15 02:53:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-15 02:53:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-15 02:53:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-15 02:53:35,855 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_name [2019-10-15 02:53:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-10-15 02:53:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-15 02:53:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-15 02:53:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-15 02:53:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-15 02:53:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-15 02:53:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-15 02:53:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-15 02:53:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-15 02:53:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-15 02:53:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-15 02:53:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-15 02:53:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-15 02:53:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-15 02:53:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 02:53:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 02:53:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2019-10-15 02:53:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2019-10-15 02:53:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_4 [2019-10-15 02:53:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-15 02:53:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-15 02:53:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-15 02:53:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-15 02:53:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-15 02:53:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-15 02:53:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-15 02:53:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-15 02:53:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-15 02:53:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-15 02:53:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 02:53:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-15 02:53:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-15 02:53:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2019-10-15 02:53:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-15 02:53:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-10-15 02:53:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-10-15 02:53:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-15 02:53:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2019-10-15 02:53:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-15 02:53:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-15 02:53:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-10-15 02:53:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-10-15 02:53:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-15 02:53:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 02:53:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 02:53:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 02:53:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 02:53:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 02:53:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2019-10-15 02:53:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 02:53:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-15 02:53:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-15 02:53:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-15 02:53:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-15 02:53:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-15 02:53:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 02:53:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-15 02:53:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 02:53:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-15 02:53:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-15 02:53:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 02:53:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 02:53:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 02:53:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 02:53:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 02:53:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 02:53:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 02:53:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 02:53:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 02:53:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 02:53:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 02:53:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 02:53:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 02:53:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 02:53:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 02:53:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 02:53:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 02:53:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 02:53:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-15 02:53:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 02:53:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-15 02:53:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-15 02:53:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-15 02:53:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-15 02:53:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-10-15 02:53:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-15 02:53:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 02:53:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-15 02:53:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-15 02:53:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-15 02:53:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-15 02:53:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 02:53:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 02:53:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-15 02:53:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-15 02:53:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-15 02:53:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-15 02:53:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-15 02:53:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-15 02:53:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-15 02:53:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-15 02:53:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-15 02:53:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 02:53:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-15 02:53:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_44 [2019-10-15 02:53:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_45 [2019-10-15 02:53:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-15 02:53:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_43 [2019-10-15 02:53:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-15 02:53:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-15 02:53:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_15 [2019-10-15 02:53:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_17 [2019-10-15 02:53:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-15 02:53:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_16 [2019-10-15 02:53:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_19 [2019-10-15 02:53:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-15 02:53:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_18 [2019-10-15 02:53:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-15 02:53:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-15 02:53:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-15 02:53:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-15 02:53:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-15 02:53:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-15 02:53:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-15 02:53:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 02:53:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2019-10-15 02:53:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-15 02:53:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_25 [2019-10-15 02:53:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-15 02:53:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2019-10-15 02:53:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2019-10-15 02:53:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-10-15 02:53:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-10-15 02:53:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_3 [2019-10-15 02:53:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-15 02:53:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-10-15 02:53:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-15 02:53:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-15 02:53:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-15 02:53:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2019-10-15 02:53:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-10-15 02:53:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2019-10-15 02:53:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_6 [2019-10-15 02:53:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_4 [2019-10-15 02:53:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-10-15 02:53:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-15 02:53:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-10-15 02:53:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-15 02:53:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 02:53:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 02:53:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-15 02:53:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-15 02:53:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-15 02:53:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-15 02:53:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-15 02:53:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-15 02:53:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_49 [2019-10-15 02:53:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-15 02:53:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_50 [2019-10-15 02:53:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-15 02:53:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-15 02:53:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-15 02:53:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-15 02:53:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-15 02:53:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-15 02:53:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-15 02:53:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-15 02:53:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-15 02:53:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-15 02:53:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2019-10-15 02:53:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2019-10-15 02:53:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-15 02:53:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-15 02:53:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-15 02:53:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-15 02:53:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-15 02:53:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-15 02:53:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-15 02:53:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2019-10-15 02:53:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-15 02:53:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-15 02:53:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-15 02:53:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-15 02:53:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-15 02:53:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2019-10-15 02:53:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-15 02:53:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_33 [2019-10-15 02:53:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_41 [2019-10-15 02:53:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_35 [2019-10-15 02:53:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-10-15 02:53:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_39 [2019-10-15 02:53:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_40 [2019-10-15 02:53:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-15 02:53:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-15 02:53:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-15 02:53:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 02:53:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2019-10-15 02:53:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_36 [2019-10-15 02:53:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_37 [2019-10-15 02:53:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_38 [2019-10-15 02:53:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_42 [2019-10-15 02:53:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2019-10-15 02:53:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2019-10-15 02:53:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-10-15 02:53:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2019-10-15 02:53:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-10-15 02:53:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-15 02:53:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-15 02:53:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_46 [2019-10-15 02:53:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-15 02:53:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_47 [2019-10-15 02:53:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_48 [2019-10-15 02:53:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-10-15 02:53:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-10-15 02:53:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-10-15 02:53:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-15 02:53:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-15 02:53:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_name [2019-10-15 02:53:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2019-10-15 02:53:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-15 02:53:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-15 02:53:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-15 02:53:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-15 02:53:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-15 02:53:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-15 02:53:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-15 02:53:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-15 02:53:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-15 02:53:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-15 02:53:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-15 02:53:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-15 02:53:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-10-15 02:53:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-15 02:53:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-15 02:53:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-15 02:53:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-15 02:53:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-15 02:53:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2019-10-15 02:53:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-10-15 02:53:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-10-15 02:53:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-10-15 02:53:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2019-10-15 02:53:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure kick_rx [2019-10-15 02:53:35,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 02:53:35,900 INFO L130 BoogieDeclarations]: Found specification of procedure build_rx_desc [2019-10-15 02:53:35,900 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_add_rx_skb [2019-10-15 02:53:35,900 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill [2019-10-15 02:53:35,900 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill_atomic [2019-10-15 02:53:35,900 INFO L130 BoogieDeclarations]: Found specification of procedure queue_refill [2019-10-15 02:53:35,900 INFO L130 BoogieDeclarations]: Found specification of procedure clear_rx_desc [2019-10-15 02:53:35,900 INFO L130 BoogieDeclarations]: Found specification of procedure phy_intr [2019-10-15 02:53:35,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 02:53:35,901 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_setup_rx [2019-10-15 02:53:35,901 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_cleanup_rx [2019-10-15 02:53:35,901 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_rx_kick [2019-10-15 02:53:35,901 INFO L130 BoogieDeclarations]: Found specification of procedure rx_irq [2019-10-15 02:53:35,901 INFO L130 BoogieDeclarations]: Found specification of procedure rx_action [2019-10-15 02:53:35,901 INFO L130 BoogieDeclarations]: Found specification of procedure kick_tx [2019-10-15 02:53:35,901 INFO L130 BoogieDeclarations]: Found specification of procedure do_tx_done [2019-10-15 02:53:35,902 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_cleanup_tx [2019-10-15 02:53:35,902 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_hard_start_xmit [2019-10-15 02:53:35,902 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_update_stats [2019-10-15 02:53:35,902 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_stats [2019-10-15 02:53:35,902 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_settings [2019-10-15 02:53:35,902 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_settings [2019-10-15 02:53:35,902 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_drvinfo [2019-10-15 02:53:35,902 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_link [2019-10-15 02:53:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_disable_interrupts [2019-10-15 02:53:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_mib_isr [2019-10-15 02:53:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_isr [2019-10-15 02:53:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_irq [2019-10-15 02:53:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_reset [2019-10-15 02:53:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_stop [2019-10-15 02:53:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_timeout [2019-10-15 02:53:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_watch [2019-10-15 02:53:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_open [2019-10-15 02:53:35,904 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_getmac [2019-10-15 02:53:35,904 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_change_mtu [2019-10-15 02:53:35,904 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_multicast [2019-10-15 02:53:35,904 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_run_bist [2019-10-15 02:53:35,904 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_init_one [2019-10-15 02:53:35,904 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_remove_one [2019-10-15 02:53:35,904 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_init [2019-10-15 02:53:35,904 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_exit [2019-10-15 02:53:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2019-10-15 02:53:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 02:53:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 02:53:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2019-10-15 02:53:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_4 [2019-10-15 02:53:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-15 02:53:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 02:53:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 02:53:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 02:53:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 02:53:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 02:53:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 02:53:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-15 02:53:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 02:53:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-15 02:53:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-15 02:53:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 02:53:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-15 02:53:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 02:53:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 02:53:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 02:53:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 02:53:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 02:53:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 02:53:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 02:53:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 02:53:37,035 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 02:53:44,365 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 02:53:44,365 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 02:53:44,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:53:44 BoogieIcfgContainer [2019-10-15 02:53:44,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 02:53:44,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 02:53:44,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 02:53:44,371 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 02:53:44,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:53:31" (1/3) ... [2019-10-15 02:53:44,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59334ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:53:44, skipping insertion in model container [2019-10-15 02:53:44,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:35" (2/3) ... [2019-10-15 02:53:44,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59334ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:53:44, skipping insertion in model container [2019-10-15 02:53:44,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:53:44" (3/3) ... [2019-10-15 02:53:44,374 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2019-10-15 02:53:44,383 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 02:53:44,392 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 02:53:44,401 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 02:53:44,452 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 02:53:44,452 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 02:53:44,452 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 02:53:44,452 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 02:53:44,452 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 02:53:44,453 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 02:53:44,453 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 02:53:44,453 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 02:53:44,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states. [2019-10-15 02:53:44,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-15 02:53:44,528 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:44,533 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:53:44,537 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:44,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:44,544 INFO L82 PathProgramCache]: Analyzing trace with hash 413099880, now seen corresponding path program 1 times [2019-10-15 02:53:44,553 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:44,554 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209322455] [2019-10-15 02:53:44,554 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:44,554 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:44,555 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:45,469 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-15 02:53:45,470 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209322455] [2019-10-15 02:53:45,471 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:45,471 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:53:45,471 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034790472] [2019-10-15 02:53:45,477 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:53:45,477 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:45,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:53:45,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:45,495 INFO L87 Difference]: Start difference. First operand 1664 states. Second operand 3 states. [2019-10-15 02:53:45,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:45,776 INFO L93 Difference]: Finished difference Result 3123 states and 4098 transitions. [2019-10-15 02:53:45,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:53:45,778 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-10-15 02:53:45,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:45,820 INFO L225 Difference]: With dead ends: 3123 [2019-10-15 02:53:45,820 INFO L226 Difference]: Without dead ends: 1528 [2019-10-15 02:53:45,836 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:45,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1528 states. [2019-10-15 02:53:46,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1528 to 1528. [2019-10-15 02:53:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1528 states. [2019-10-15 02:53:46,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 1985 transitions. [2019-10-15 02:53:46,058 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 1985 transitions. Word has length 92 [2019-10-15 02:53:46,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:46,076 INFO L462 AbstractCegarLoop]: Abstraction has 1528 states and 1985 transitions. [2019-10-15 02:53:46,077 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:53:46,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1985 transitions. [2019-10-15 02:53:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-10-15 02:53:46,090 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:46,090 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:53:46,091 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:46,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:46,093 INFO L82 PathProgramCache]: Analyzing trace with hash -472543069, now seen corresponding path program 1 times [2019-10-15 02:53:46,093 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:46,093 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671729932] [2019-10-15 02:53:46,093 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:46,093 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:46,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:46,478 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-10-15 02:53:46,479 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671729932] [2019-10-15 02:53:46,479 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:46,479 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:53:46,479 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442809990] [2019-10-15 02:53:46,481 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:53:46,481 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:46,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:53:46,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:46,482 INFO L87 Difference]: Start difference. First operand 1528 states and 1985 transitions. Second operand 3 states. [2019-10-15 02:53:46,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:46,637 INFO L93 Difference]: Finished difference Result 2922 states and 3781 transitions. [2019-10-15 02:53:46,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:53:46,638 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2019-10-15 02:53:46,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:46,649 INFO L225 Difference]: With dead ends: 2922 [2019-10-15 02:53:46,649 INFO L226 Difference]: Without dead ends: 1420 [2019-10-15 02:53:46,656 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:46,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states. [2019-10-15 02:53:46,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1420. [2019-10-15 02:53:46,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1420 states. [2019-10-15 02:53:46,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1420 states and 1826 transitions. [2019-10-15 02:53:46,730 INFO L78 Accepts]: Start accepts. Automaton has 1420 states and 1826 transitions. Word has length 129 [2019-10-15 02:53:46,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:46,730 INFO L462 AbstractCegarLoop]: Abstraction has 1420 states and 1826 transitions. [2019-10-15 02:53:46,731 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:53:46,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1826 transitions. [2019-10-15 02:53:46,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-10-15 02:53:46,735 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:46,735 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:53:46,736 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:46,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:46,736 INFO L82 PathProgramCache]: Analyzing trace with hash -617804787, now seen corresponding path program 1 times [2019-10-15 02:53:46,736 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:46,737 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902813325] [2019-10-15 02:53:46,737 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:46,737 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:46,737 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:46,948 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-10-15 02:53:46,949 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902813325] [2019-10-15 02:53:46,949 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:46,950 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:53:46,950 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579923621] [2019-10-15 02:53:46,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:53:46,951 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:46,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:53:46,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:46,951 INFO L87 Difference]: Start difference. First operand 1420 states and 1826 transitions. Second operand 3 states. [2019-10-15 02:53:47,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:47,346 INFO L93 Difference]: Finished difference Result 3834 states and 4888 transitions. [2019-10-15 02:53:47,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:53:47,347 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2019-10-15 02:53:47,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:47,360 INFO L225 Difference]: With dead ends: 3834 [2019-10-15 02:53:47,360 INFO L226 Difference]: Without dead ends: 2440 [2019-10-15 02:53:47,365 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:47,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2440 states. [2019-10-15 02:53:47,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2440 to 2437. [2019-10-15 02:53:47,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2437 states. [2019-10-15 02:53:47,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2437 states and 3090 transitions. [2019-10-15 02:53:47,497 INFO L78 Accepts]: Start accepts. Automaton has 2437 states and 3090 transitions. Word has length 127 [2019-10-15 02:53:47,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:47,498 INFO L462 AbstractCegarLoop]: Abstraction has 2437 states and 3090 transitions. [2019-10-15 02:53:47,498 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:53:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 3090 transitions. [2019-10-15 02:53:47,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-10-15 02:53:47,505 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:47,506 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:53:47,506 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:47,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:47,506 INFO L82 PathProgramCache]: Analyzing trace with hash -1016924093, now seen corresponding path program 1 times [2019-10-15 02:53:47,507 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:47,507 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064402379] [2019-10-15 02:53:47,507 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:47,507 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:47,507 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:47,738 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2019-10-15 02:53:47,739 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064402379] [2019-10-15 02:53:47,739 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:47,739 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:53:47,740 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864319006] [2019-10-15 02:53:47,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:53:47,740 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:47,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:53:47,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:47,741 INFO L87 Difference]: Start difference. First operand 2437 states and 3090 transitions. Second operand 3 states. [2019-10-15 02:53:47,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:47,915 INFO L93 Difference]: Finished difference Result 4346 states and 5535 transitions. [2019-10-15 02:53:47,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:53:47,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 213 [2019-10-15 02:53:47,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:47,943 INFO L225 Difference]: With dead ends: 4346 [2019-10-15 02:53:47,943 INFO L226 Difference]: Without dead ends: 1938 [2019-10-15 02:53:47,959 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:47,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1938 states. [2019-10-15 02:53:48,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1938 to 1938. [2019-10-15 02:53:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1938 states. [2019-10-15 02:53:48,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1938 states and 2477 transitions. [2019-10-15 02:53:48,149 INFO L78 Accepts]: Start accepts. Automaton has 1938 states and 2477 transitions. Word has length 213 [2019-10-15 02:53:48,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:48,152 INFO L462 AbstractCegarLoop]: Abstraction has 1938 states and 2477 transitions. [2019-10-15 02:53:48,152 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:53:48,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2477 transitions. [2019-10-15 02:53:48,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-10-15 02:53:48,167 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:48,167 INFO L380 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:53:48,168 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:48,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:48,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1325641166, now seen corresponding path program 1 times [2019-10-15 02:53:48,170 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:48,171 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296631547] [2019-10-15 02:53:48,171 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:48,171 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:48,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:48,725 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2019-10-15 02:53:48,725 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296631547] [2019-10-15 02:53:48,726 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:48,726 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:53:48,727 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310317412] [2019-10-15 02:53:48,728 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:53:48,732 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:48,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:53:48,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:48,733 INFO L87 Difference]: Start difference. First operand 1938 states and 2477 transitions. Second operand 3 states. [2019-10-15 02:53:49,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:49,325 INFO L93 Difference]: Finished difference Result 4687 states and 5997 transitions. [2019-10-15 02:53:49,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:53:49,326 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2019-10-15 02:53:49,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:49,343 INFO L225 Difference]: With dead ends: 4687 [2019-10-15 02:53:49,344 INFO L226 Difference]: Without dead ends: 2778 [2019-10-15 02:53:49,351 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:49,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2778 states. [2019-10-15 02:53:49,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2778 to 2778. [2019-10-15 02:53:49,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2778 states. [2019-10-15 02:53:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2778 states and 3531 transitions. [2019-10-15 02:53:49,499 INFO L78 Accepts]: Start accepts. Automaton has 2778 states and 3531 transitions. Word has length 193 [2019-10-15 02:53:49,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:49,499 INFO L462 AbstractCegarLoop]: Abstraction has 2778 states and 3531 transitions. [2019-10-15 02:53:49,499 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:53:49,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 3531 transitions. [2019-10-15 02:53:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-10-15 02:53:49,509 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:49,509 INFO L380 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:53:49,510 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:49,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:49,510 INFO L82 PathProgramCache]: Analyzing trace with hash -743958014, now seen corresponding path program 1 times [2019-10-15 02:53:49,510 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:49,511 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981423958] [2019-10-15 02:53:49,511 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:49,511 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:49,511 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2019-10-15 02:53:49,870 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981423958] [2019-10-15 02:53:49,870 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:49,870 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:53:49,871 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011494918] [2019-10-15 02:53:49,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:53:49,872 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:49,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:53:49,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:49,873 INFO L87 Difference]: Start difference. First operand 2778 states and 3531 transitions. Second operand 3 states. [2019-10-15 02:53:50,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:50,065 INFO L93 Difference]: Finished difference Result 4668 states and 5942 transitions. [2019-10-15 02:53:50,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:53:50,066 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2019-10-15 02:53:50,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:50,106 INFO L225 Difference]: With dead ends: 4668 [2019-10-15 02:53:50,106 INFO L226 Difference]: Without dead ends: 4665 [2019-10-15 02:53:50,111 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:50,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4665 states. [2019-10-15 02:53:51,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4665 to 4621. [2019-10-15 02:53:51,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4621 states. [2019-10-15 02:53:51,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 4621 states and 5873 transitions. [2019-10-15 02:53:51,128 INFO L78 Accepts]: Start accepts. Automaton has 4621 states and 5873 transitions. Word has length 217 [2019-10-15 02:53:51,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:51,130 INFO L462 AbstractCegarLoop]: Abstraction has 4621 states and 5873 transitions. [2019-10-15 02:53:51,131 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:53:51,131 INFO L276 IsEmpty]: Start isEmpty. Operand 4621 states and 5873 transitions. [2019-10-15 02:53:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-10-15 02:53:51,146 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:51,147 INFO L380 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:53:51,147 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:51,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:51,147 INFO L82 PathProgramCache]: Analyzing trace with hash 2140125739, now seen corresponding path program 1 times [2019-10-15 02:53:51,148 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:51,148 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956078376] [2019-10-15 02:53:51,148 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:51,148 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:51,148 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:51,684 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2019-10-15 02:53:51,684 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956078376] [2019-10-15 02:53:51,684 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:51,685 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 02:53:51,685 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818018733] [2019-10-15 02:53:51,686 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 02:53:51,686 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:51,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 02:53:51,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 02:53:51,687 INFO L87 Difference]: Start difference. First operand 4621 states and 5873 transitions. Second operand 4 states. [2019-10-15 02:53:51,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:51,922 INFO L93 Difference]: Finished difference Result 7493 states and 9487 transitions. [2019-10-15 02:53:51,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-15 02:53:51,922 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 220 [2019-10-15 02:53:51,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:51,924 INFO L225 Difference]: With dead ends: 7493 [2019-10-15 02:53:51,924 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 02:53:51,945 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-15 02:53:51,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 02:53:51,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 02:53:51,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 02:53:51,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 02:53:51,948 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 220 [2019-10-15 02:53:51,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:51,948 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 02:53:51,949 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 02:53:51,949 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 02:53:51,949 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 02:53:51,955 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.