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--dec--tulip--dmfe.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 02:53:14,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 02:53:14,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 02:53:14,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 02:53:14,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 02:53:14,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 02:53:14,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 02:53:14,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 02:53:14,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 02:53:14,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 02:53:14,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 02:53:14,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 02:53:14,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 02:53:14,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 02:53:14,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 02:53:14,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 02:53:14,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 02:53:14,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 02:53:14,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 02:53:14,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 02:53:14,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 02:53:14,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 02:53:14,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 02:53:14,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 02:53:14,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 02:53:14,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 02:53:14,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 02:53:14,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 02:53:14,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 02:53:14,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 02:53:14,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 02:53:14,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 02:53:14,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 02:53:14,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 02:53:14,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 02:53:14,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 02:53:14,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 02:53:14,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 02:53:14,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 02:53:14,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 02:53:14,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 02:53:14,650 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 02:53:14,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 02:53:14,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 02:53:14,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 02:53:14,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 02:53:14,687 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 02:53:14,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 02:53:14,687 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 02:53:14,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 02:53:14,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 02:53:14,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 02:53:14,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 02:53:14,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 02:53:14,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 02:53:14,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 02:53:14,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 02:53:14,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 02:53:14,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 02:53:14,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 02:53:14,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 02:53:14,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 02:53:14,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 02:53:14,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:53:14,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 02:53:14,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 02:53:14,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 02:53:14,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 02:53:14,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 02:53:14,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 02:53:14,694 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 02:53:15,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 02:53:15,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 02:53:15,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 02:53:15,029 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 02:53:15,029 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 02:53:15,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-15 02:53:15,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a80a629a0/451ed1a7577348dbb76a6d3ec4d5ae02/FLAG76bf1cf15 [2019-10-15 02:53:15,913 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 02:53:15,913 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-15 02:53:15,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a80a629a0/451ed1a7577348dbb76a6d3ec4d5ae02/FLAG76bf1cf15 [2019-10-15 02:53:16,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a80a629a0/451ed1a7577348dbb76a6d3ec4d5ae02 [2019-10-15 02:53:16,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 02:53:16,412 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 02:53:16,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 02:53:16,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 02:53:16,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 02:53:16,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:53:16" (1/1) ... [2019-10-15 02:53:16,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d517dbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:16, skipping insertion in model container [2019-10-15 02:53:16,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:53:16" (1/1) ... [2019-10-15 02:53:16,430 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 02:53:16,592 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 02:53:18,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:53:18,684 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 02:53:19,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:53:19,652 INFO L192 MainTranslator]: Completed translation [2019-10-15 02:53:19,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19 WrapperNode [2019-10-15 02:53:19,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 02:53:19,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 02:53:19,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 02:53:19,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 02:53:19,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19" (1/1) ... [2019-10-15 02:53:19,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19" (1/1) ... [2019-10-15 02:53:19,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19" (1/1) ... [2019-10-15 02:53:19,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19" (1/1) ... [2019-10-15 02:53:19,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19" (1/1) ... [2019-10-15 02:53:19,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19" (1/1) ... [2019-10-15 02:53:20,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19" (1/1) ... [2019-10-15 02:53:20,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 02:53:20,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 02:53:20,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 02:53:20,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 02:53:20,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19" (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 02:53:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 02:53:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 02:53:20,133 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 02:53:20,133 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 02:53:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-15 02:53:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-15 02:53:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-15 02:53:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-10-15 02:53:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-10-15 02:53:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 02:53:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 02:53:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 02:53:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 02:53:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 02:53:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 02:53:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 02:53:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 02:53:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 02:53:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 02:53:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-15 02:53:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-15 02:53:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-15 02:53:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-15 02:53:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 02:53:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 02:53:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-15 02:53:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-15 02:53:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-10-15 02:53:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-15 02:53:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-15 02:53:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-15 02:53:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-15 02:53:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-15 02:53:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-15 02:53:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-15 02:53:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-15 02:53:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-15 02:53:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-15 02:53:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-15 02:53:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-15 02:53:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-15 02:53:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-15 02:53:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-15 02:53:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-15 02:53:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-15 02:53:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-15 02:53:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-15 02:53:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-15 02:53:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-15 02:53:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-15 02:53:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_consume_skb_any [2019-10-15 02:53:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-15 02:53:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_one [2019-10-15 02:53:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2019-10-15 02:53:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2019-10-15 02:53:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2019-10-15 02:53:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_start_xmit [2019-10-15 02:53:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2019-10-15 02:53:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2019-10-15 02:53:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2019-10-15 02:53:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_tx_pkt [2019-10-15 02:53:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2019-10-15 02:53:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_rx_packet [2019-10-15 02:53:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2019-10-15 02:53:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_drvinfo [2019-10-15 02:53:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_set_wol [2019-10-15 02:53:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_wol [2019-10-15 02:53:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_timer [2019-10-15 02:53:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_dynamic_reset [2019-10-15 02:53:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2019-10-15 02:53:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2019-10-15 02:53:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_descriptor_init [2019-10-15 02:53:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2019-10-15 02:53:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2019-10-15 02:53:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2019-10-15 02:53:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2019-10-15 02:53:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2019-10-15 02:53:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure read_srom_word [2019-10-15 02:53:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_sense_speed [2019-10-15 02:53:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_phyxcer [2019-10-15 02:53:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_process_mode [2019-10-15 02:53:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write [2019-10-15 02:53:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read [2019-10-15 02:53:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write_1bit [2019-10-15 02:53:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read_1bit [2019-10-15 02:53:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_parse_srom [2019-10-15 02:53:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9801 [2019-10-15 02:53:20,159 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9802 [2019-10-15 02:53:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_HPNA_remote_cmd_chk [2019-10-15 02:53:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_suspend [2019-10-15 02:53:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2019-10-15 02:53:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_module [2019-10-15 02:53:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_cleanup_module [2019-10-15 02:53:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2019-10-15 02:53:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-15 02:53:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-15 02:53:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-15 02:53:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-15 02:53:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-15 02:53:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-15 02:53:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-15 02:53:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-15 02:53:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-15 02:53:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-10-15 02:53:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-15 02:53:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 02:53:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 02:53:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-15 02:53:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-15 02:53:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-15 02:53:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-15 02:53:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-15 02:53:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-15 02:53:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-15 02:53:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-15 02:53:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-15 02:53:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-15 02:53:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2019-10-15 02:53:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2019-10-15 02:53:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_39 [2019-10-15 02:53:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2019-10-15 02:53:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_41 [2019-10-15 02:53:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_42 [2019-10-15 02:53:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2019-10-15 02:53:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-10-15 02:53:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-10-15 02:53:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 02:53:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 02:53:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 02:53:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 02:53:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 02:53:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-15 02:53:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 02:53:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-15 02:53:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-15 02:53:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-15 02:53:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-15 02:53:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-15 02:53:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-15 02:53:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-10-15 02:53:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-15 02:53:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-15 02:53:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 02:53:20,174 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-15 02:53:20,177 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 02:53:20,177 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-15 02:53:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-15 02:53:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-15 02:53:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-15 02:53:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-15 02:53:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-15 02:53:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-15 02:53:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-10-15 02:53:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-15 02:53:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-15 02:53:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-15 02:53:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-15 02:53:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-15 02:53:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-15 02:53:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-15 02:53:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-15 02:53:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-15 02:53:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-15 02:53:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-15 02:53:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-15 02:53:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-15 02:53:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-15 02:53:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-15 02:53:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-10-15 02:53:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-10-15 02:53:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-15 02:53:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 02:53:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 02:53:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2019-10-15 02:53:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2019-10-15 02:53:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2019-10-15 02:53:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-15 02:53:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-15 02:53:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_3 [2019-10-15 02:53:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-15 02:53:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-15 02:53:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-15 02:53:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-15 02:53:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-15 02:53:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-15 02:53:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-15 02:53:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-15 02:53:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-15 02:53:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-15 02:53:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-15 02:53:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-15 02:53:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-15 02:53:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-15 02:53:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-15 02:53:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-15 02:53:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-15 02:53:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-15 02:53:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-15 02:53:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-15 02:53:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 02:53:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-15 02:53:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-15 02:53:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-15 02:53:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-15 02:53:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-15 02:53:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 02:53:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 02:53:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 02:53:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 02:53:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 02:53:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 02:53:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 02:53:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-15 02:53:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-15 02:53:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 02:53:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-10-15 02:53:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-10-15 02:53:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 02:53:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-15 02:53:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-15 02:53:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 02:53:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 02:53:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 02:53:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 02:53:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 02:53:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 02:53:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 02:53:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 02:53:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 02:53:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 02:53:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 02:53:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 02:53:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 02:53:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 02:53:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 02:53:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 02:53:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 02:53:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 02:53:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-15 02:53:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 02:53:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-15 02:53:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 02:53:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 02:53:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 02:53:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-15 02:53:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 02:53:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-15 02:53:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-15 02:53:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_42 [2019-10-15 02:53:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-10-15 02:53:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-15 02:53:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-15 02:53:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-10-15 02:53:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-15 02:53:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-15 02:53:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-15 02:53:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-15 02:53:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 02:53:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-15 02:53:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-15 02:53:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2019-10-15 02:53:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-15 02:53:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-15 02:53:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-15 02:53:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-15 02:53:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-15 02:53:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-15 02:53:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-15 02:53:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-15 02:53:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-15 02:53:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-10-15 02:53:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-15 02:53:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-15 02:53:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-15 02:53:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_41 [2019-10-15 02:53:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-15 02:53:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2019-10-15 02:53:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-15 02:53:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-15 02:53:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-15 02:53:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 02:53:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 02:53:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 02:53:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-15 02:53:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-15 02:53:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-15 02:53:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-15 02:53:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-15 02:53:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-15 02:53:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-15 02:53:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-15 02:53:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-15 02:53:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-15 02:53:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-15 02:53:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-15 02:53:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-15 02:53:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-10-15 02:53:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-10-15 02:53:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-15 02:53:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-15 02:53:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-15 02:53:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-10-15 02:53:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-15 02:53:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-10-15 02:53:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-15 02:53:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-15 02:53:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-15 02:53:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-15 02:53:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-15 02:53:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-15 02:53:20,202 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 02:53:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-15 02:53:20,202 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 02:53:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-15 02:53:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-15 02:53:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-15 02:53:20,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-15 02:53:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-15 02:53:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-15 02:53:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-15 02:53:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-15 02:53:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-15 02:53:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-15 02:53:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-15 02:53:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-15 02:53:20,203 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-15 02:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-15 02:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-15 02:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-15 02:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-15 02:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-15 02:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-15 02:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-15 02:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-15 02:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 02:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-15 02:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-15 02:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-15 02:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-15 02:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-15 02:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 02:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-15 02:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-15 02:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-15 02:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-15 02:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2019-10-15 02:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2019-10-15 02:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-15 02:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-15 02:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-15 02:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-15 02:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-15 02:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-15 02:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure dev_consume_skb_any [2019-10-15 02:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-15 02:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-15 02:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-10-15 02:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-15 02:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-15 02:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-15 02:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-15 02:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-15 02:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2019-10-15 02:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-15 02:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_39 [2019-10-15 02:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-15 02:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-15 02:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-15 02:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-15 02:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-15 02:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-15 02:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2019-10-15 02:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_start_xmit [2019-10-15 02:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2019-10-15 02:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2019-10-15 02:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure read_srom_word [2019-10-15 02:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2019-10-15 02:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2019-10-15 02:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_descriptor_init [2019-10-15 02:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2019-10-15 02:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2019-10-15 02:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2019-10-15 02:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2019-10-15 02:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read [2019-10-15 02:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write [2019-10-15 02:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write_1bit [2019-10-15 02:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read_1bit [2019-10-15 02:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_sense_speed [2019-10-15 02:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_process_mode [2019-10-15 02:53:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_timer [2019-10-15 02:53:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2019-10-15 02:53:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_rx_packet [2019-10-15 02:53:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_tx_pkt [2019-10-15 02:53:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2019-10-15 02:53:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_dynamic_reset [2019-10-15 02:53:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2019-10-15 02:53:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2019-10-15 02:53:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_parse_srom [2019-10-15 02:53:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9801 [2019-10-15 02:53:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9802 [2019-10-15 02:53:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_HPNA_remote_cmd_chk [2019-10-15 02:53:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_phyxcer [2019-10-15 02:53:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_one [2019-10-15 02:53:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 02:53:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 02:53:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2019-10-15 02:53:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_drvinfo [2019-10-15 02:53:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_set_wol [2019-10-15 02:53:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_wol [2019-10-15 02:53:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2019-10-15 02:53:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_suspend [2019-10-15 02:53:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2019-10-15 02:53:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_module [2019-10-15 02:53:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_cleanup_module [2019-10-15 02:53:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-15 02:53:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_3 [2019-10-15 02:53:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2019-10-15 02:53:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2019-10-15 02:53:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 02:53:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 02:53:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2019-10-15 02:53:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-15 02:53:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 02:53:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 02:53:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 02:53:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 02:53:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 02:53:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 02:53:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-15 02:53:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 02:53:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-15 02:53:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-15 02:53:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 02:53:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 02:53:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-15 02:53:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 02:53:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 02:53:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 02:53:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 02:53:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 02:53:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 02:53:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 02:53:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 02:53:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 02:53:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 02:53:21,195 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 02:53:34,106 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 02:53:34,106 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 02:53:34,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:53:34 BoogieIcfgContainer [2019-10-15 02:53:34,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 02:53:34,109 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 02:53:34,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 02:53:34,112 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 02:53:34,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:53:16" (1/3) ... [2019-10-15 02:53:34,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:53:34, skipping insertion in model container [2019-10-15 02:53:34,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:53:19" (2/3) ... [2019-10-15 02:53:34,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:53:34, skipping insertion in model container [2019-10-15 02:53:34,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:53:34" (3/3) ... [2019-10-15 02:53:34,115 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-15 02:53:34,125 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 02:53:34,134 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 02:53:34,145 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 02:53:34,179 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 02:53:34,180 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 02:53:34,180 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 02:53:34,180 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 02:53:34,180 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 02:53:34,180 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 02:53:34,180 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 02:53:34,180 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 02:53:34,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states. [2019-10-15 02:53:34,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-15 02:53:34,250 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:34,251 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2019-10-15 02:53:34,254 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:34,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:34,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1487522782, now seen corresponding path program 1 times [2019-10-15 02:53:34,268 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:34,269 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932933701] [2019-10-15 02:53:34,269 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:34,269 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:34,269 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:35,160 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-15 02:53:35,161 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932933701] [2019-10-15 02:53:35,162 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:35,162 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 02:53:35,162 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298871704] [2019-10-15 02:53:35,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 02:53:35,167 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:35,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 02:53:35,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 02:53:35,184 INFO L87 Difference]: Start difference. First operand 1463 states. Second operand 5 states. [2019-10-15 02:53:35,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:35,624 INFO L93 Difference]: Finished difference Result 4226 states and 5651 transitions. [2019-10-15 02:53:35,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 02:53:35,626 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2019-10-15 02:53:35,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:35,682 INFO L225 Difference]: With dead ends: 4226 [2019-10-15 02:53:35,682 INFO L226 Difference]: Without dead ends: 2770 [2019-10-15 02:53:35,695 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-15 02:53:35,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2770 states. [2019-10-15 02:53:35,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2770 to 2755. [2019-10-15 02:53:35,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2755 states. [2019-10-15 02:53:36,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2755 states and 3642 transitions. [2019-10-15 02:53:36,004 INFO L78 Accepts]: Start accepts. Automaton has 2755 states and 3642 transitions. Word has length 113 [2019-10-15 02:53:36,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:36,005 INFO L462 AbstractCegarLoop]: Abstraction has 2755 states and 3642 transitions. [2019-10-15 02:53:36,005 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 02:53:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3642 transitions. [2019-10-15 02:53:36,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-10-15 02:53:36,022 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:36,022 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2019-10-15 02:53:36,023 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:36,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:36,024 INFO L82 PathProgramCache]: Analyzing trace with hash 878422543, now seen corresponding path program 1 times [2019-10-15 02:53:36,024 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:36,024 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780577845] [2019-10-15 02:53:36,024 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:36,024 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:36,025 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:36,399 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-15 02:53:36,400 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780577845] [2019-10-15 02:53:36,400 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:36,400 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 02:53:36,400 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389408863] [2019-10-15 02:53:36,402 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 02:53:36,402 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:36,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 02:53:36,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 02:53:36,403 INFO L87 Difference]: Start difference. First operand 2755 states and 3642 transitions. Second operand 5 states. [2019-10-15 02:53:36,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:36,660 INFO L93 Difference]: Finished difference Result 5773 states and 7603 transitions. [2019-10-15 02:53:36,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 02:53:36,661 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2019-10-15 02:53:36,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:36,691 INFO L225 Difference]: With dead ends: 5773 [2019-10-15 02:53:36,691 INFO L226 Difference]: Without dead ends: 4141 [2019-10-15 02:53:36,701 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-15 02:53:36,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4141 states. [2019-10-15 02:53:36,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4141 to 4121. [2019-10-15 02:53:36,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4121 states. [2019-10-15 02:53:36,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 5448 transitions. [2019-10-15 02:53:36,905 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 5448 transitions. Word has length 114 [2019-10-15 02:53:36,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:36,911 INFO L462 AbstractCegarLoop]: Abstraction has 4121 states and 5448 transitions. [2019-10-15 02:53:36,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 02:53:36,911 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 5448 transitions. [2019-10-15 02:53:36,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-10-15 02:53:36,926 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:36,927 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2019-10-15 02:53:36,927 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:36,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:36,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1186318459, now seen corresponding path program 1 times [2019-10-15 02:53:36,927 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:36,928 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192700565] [2019-10-15 02:53:36,928 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:36,928 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:36,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:37,279 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-15 02:53:37,279 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192700565] [2019-10-15 02:53:37,280 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:37,280 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 02:53:37,280 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304238253] [2019-10-15 02:53:37,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 02:53:37,281 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:37,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 02:53:37,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 02:53:37,282 INFO L87 Difference]: Start difference. First operand 4121 states and 5448 transitions. Second operand 5 states. [2019-10-15 02:53:37,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:37,629 INFO L93 Difference]: Finished difference Result 7144 states and 9411 transitions. [2019-10-15 02:53:37,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 02:53:37,630 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 115 [2019-10-15 02:53:37,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:37,661 INFO L225 Difference]: With dead ends: 7144 [2019-10-15 02:53:37,662 INFO L226 Difference]: Without dead ends: 4145 [2019-10-15 02:53:37,679 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-15 02:53:37,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4145 states. [2019-10-15 02:53:37,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4145 to 4125. [2019-10-15 02:53:37,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4125 states. [2019-10-15 02:53:37,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 4125 states and 5450 transitions. [2019-10-15 02:53:37,869 INFO L78 Accepts]: Start accepts. Automaton has 4125 states and 5450 transitions. Word has length 115 [2019-10-15 02:53:37,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:37,870 INFO L462 AbstractCegarLoop]: Abstraction has 4125 states and 5450 transitions. [2019-10-15 02:53:37,870 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 02:53:37,870 INFO L276 IsEmpty]: Start isEmpty. Operand 4125 states and 5450 transitions. [2019-10-15 02:53:37,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-10-15 02:53:37,877 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:37,877 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2019-10-15 02:53:37,878 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:37,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:37,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1131585170, now seen corresponding path program 1 times [2019-10-15 02:53:37,878 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:37,879 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131374142] [2019-10-15 02:53:37,879 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:37,879 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:37,879 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:38,126 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-15 02:53:38,126 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131374142] [2019-10-15 02:53:38,126 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:38,126 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 02:53:38,127 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52100044] [2019-10-15 02:53:38,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 02:53:38,127 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:38,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 02:53:38,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 02:53:38,128 INFO L87 Difference]: Start difference. First operand 4125 states and 5450 transitions. Second operand 5 states. [2019-10-15 02:53:38,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:38,408 INFO L93 Difference]: Finished difference Result 7139 states and 9399 transitions. [2019-10-15 02:53:38,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 02:53:38,409 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2019-10-15 02:53:38,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:38,448 INFO L225 Difference]: With dead ends: 7139 [2019-10-15 02:53:38,449 INFO L226 Difference]: Without dead ends: 4135 [2019-10-15 02:53:38,469 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-15 02:53:38,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4135 states. [2019-10-15 02:53:38,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4135 to 4118. [2019-10-15 02:53:38,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4118 states. [2019-10-15 02:53:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 4118 states and 5438 transitions. [2019-10-15 02:53:38,723 INFO L78 Accepts]: Start accepts. Automaton has 4118 states and 5438 transitions. Word has length 116 [2019-10-15 02:53:38,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:38,724 INFO L462 AbstractCegarLoop]: Abstraction has 4118 states and 5438 transitions. [2019-10-15 02:53:38,724 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 02:53:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 4118 states and 5438 transitions. [2019-10-15 02:53:38,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-10-15 02:53:38,737 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:38,737 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:53:38,737 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:38,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:38,738 INFO L82 PathProgramCache]: Analyzing trace with hash -1499200045, now seen corresponding path program 1 times [2019-10-15 02:53:38,738 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:38,738 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943802894] [2019-10-15 02:53:38,738 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:38,739 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:38,739 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:39,174 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-10-15 02:53:39,174 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943802894] [2019-10-15 02:53:39,175 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:53:39,175 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:53:39,175 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038814111] [2019-10-15 02:53:39,175 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:53:39,176 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:39,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:53:39,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:53:39,176 INFO L87 Difference]: Start difference. First operand 4118 states and 5438 transitions. Second operand 3 states. [2019-10-15 02:53:39,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:39,596 INFO L93 Difference]: Finished difference Result 11411 states and 15067 transitions. [2019-10-15 02:53:39,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:53:39,597 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2019-10-15 02:53:39,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:39,648 INFO L225 Difference]: With dead ends: 11411 [2019-10-15 02:53:39,648 INFO L226 Difference]: Without dead ends: 7317 [2019-10-15 02:53:39,670 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 02:53:39,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7317 states. [2019-10-15 02:53:40,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7317 to 7272. [2019-10-15 02:53:40,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7272 states. [2019-10-15 02:53:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7272 states to 7272 states and 9603 transitions. [2019-10-15 02:53:40,038 INFO L78 Accepts]: Start accepts. Automaton has 7272 states and 9603 transitions. Word has length 123 [2019-10-15 02:53:40,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:40,039 INFO L462 AbstractCegarLoop]: Abstraction has 7272 states and 9603 transitions. [2019-10-15 02:53:40,039 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:53:40,039 INFO L276 IsEmpty]: Start isEmpty. Operand 7272 states and 9603 transitions. [2019-10-15 02:53:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-10-15 02:53:40,045 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:40,046 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2019-10-15 02:53:40,046 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:40,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:40,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1689794113, now seen corresponding path program 1 times [2019-10-15 02:53:40,047 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:40,047 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2191894] [2019-10-15 02:53:40,047 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:40,047 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:40,048 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:40,357 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-10-15 02:53:40,358 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2191894] [2019-10-15 02:53:40,358 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [360286715] [2019-10-15 02:53:40,359 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 02:53:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:41,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 3532 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-15 02:53:41,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 02:53:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-15 02:53:41,942 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 02:53:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-15 02:53:42,228 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 02:53:42,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [9] total 14 [2019-10-15 02:53:42,228 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91905608] [2019-10-15 02:53:42,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 02:53:42,229 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:42,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 02:53:42,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-10-15 02:53:42,230 INFO L87 Difference]: Start difference. First operand 7272 states and 9603 transitions. Second operand 7 states. [2019-10-15 02:53:43,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:43,837 INFO L93 Difference]: Finished difference Result 17077 states and 22568 transitions. [2019-10-15 02:53:43,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-15 02:53:43,838 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 129 [2019-10-15 02:53:43,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:43,936 INFO L225 Difference]: With dead ends: 17077 [2019-10-15 02:53:43,937 INFO L226 Difference]: Without dead ends: 12121 [2019-10-15 02:53:43,970 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 252 SyntacticMatches, 7 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=69, Invalid=351, Unknown=0, NotChecked=0, Total=420 [2019-10-15 02:53:43,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12121 states. [2019-10-15 02:53:44,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12121 to 12058. [2019-10-15 02:53:44,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12058 states. [2019-10-15 02:53:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12058 states to 12058 states and 15944 transitions. [2019-10-15 02:53:44,668 INFO L78 Accepts]: Start accepts. Automaton has 12058 states and 15944 transitions. Word has length 129 [2019-10-15 02:53:44,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:53:44,669 INFO L462 AbstractCegarLoop]: Abstraction has 12058 states and 15944 transitions. [2019-10-15 02:53:44,669 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 02:53:44,669 INFO L276 IsEmpty]: Start isEmpty. Operand 12058 states and 15944 transitions. [2019-10-15 02:53:44,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-10-15 02:53:44,677 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:53:44,677 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2019-10-15 02:53:44,892 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 02:53:44,892 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:53:44,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:53:44,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1822593655, now seen corresponding path program 1 times [2019-10-15 02:53:44,893 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:53:44,893 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178690110] [2019-10-15 02:53:44,893 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:44,893 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:53:44,893 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:53:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:45,197 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-15 02:53:45,198 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178690110] [2019-10-15 02:53:45,198 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [310834269] [2019-10-15 02:53:45,198 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 02:53:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:53:46,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 3534 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-15 02:53:46,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 02:53:46,772 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-15 02:53:46,773 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 02:53:47,069 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-15 02:53:47,070 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 02:53:47,070 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [10] total 15 [2019-10-15 02:53:47,070 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044871087] [2019-10-15 02:53:47,072 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 02:53:47,072 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:53:47,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 02:53:47,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-15 02:53:47,073 INFO L87 Difference]: Start difference. First operand 12058 states and 15944 transitions. Second operand 7 states. [2019-10-15 02:53:47,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:53:47,957 INFO L93 Difference]: Finished difference Result 26671 states and 35276 transitions. [2019-10-15 02:53:47,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-15 02:53:47,958 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 130 [2019-10-15 02:53:47,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:53:48,045 INFO L225 Difference]: With dead ends: 26671 [2019-10-15 02:53:48,045 INFO L226 Difference]: Without dead ends: 16929 [2019-10-15 02:53:48,102 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 252 SyntacticMatches, 7 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462