java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 20:59:41,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 20:59:41,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 20:59:41,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 20:59:41,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 20:59:41,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 20:59:41,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 20:59:41,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 20:59:41,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 20:59:41,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 20:59:41,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 20:59:41,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 20:59:41,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 20:59:41,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 20:59:41,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 20:59:41,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 20:59:41,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 20:59:41,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 20:59:41,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 20:59:41,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 20:59:41,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 20:59:41,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 20:59:41,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 20:59:41,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 20:59:41,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 20:59:41,890 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 20:59:41,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 20:59:41,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 20:59:41,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 20:59:41,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 20:59:41,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 20:59:41,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 20:59:41,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 20:59:41,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 20:59:41,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 20:59:41,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 20:59:41,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 20:59:41,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 20:59:41,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 20:59:41,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 20:59:41,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 20:59:41,899 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 20:59:41,914 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 20:59:41,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 20:59:41,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 20:59:41,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 20:59:41,915 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 20:59:41,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 20:59:41,916 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 20:59:41,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 20:59:41,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 20:59:41,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 20:59:41,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 20:59:41,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 20:59:41,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 20:59:41,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 20:59:41,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 20:59:41,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 20:59:41,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 20:59:41,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 20:59:41,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 20:59:41,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 20:59:41,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 20:59:41,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:59:41,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 20:59:41,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 20:59:41,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 20:59:41,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 20:59:41,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 20:59:41,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 20:59:41,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 20:59:42,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 20:59:42,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 20:59:42,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 20:59:42,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 20:59:42,236 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 20:59:42,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-13 20:59:42,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2632082eb/d589db44e61244778e519516791279a6/FLAGdcd723a73 [2019-10-13 20:59:43,161 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 20:59:43,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-13 20:59:43,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2632082eb/d589db44e61244778e519516791279a6/FLAGdcd723a73 [2019-10-13 20:59:43,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2632082eb/d589db44e61244778e519516791279a6 [2019-10-13 20:59:43,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 20:59:43,666 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 20:59:43,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 20:59:43,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 20:59:43,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 20:59:43,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:59:43" (1/1) ... [2019-10-13 20:59:43,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cce3650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:43, skipping insertion in model container [2019-10-13 20:59:43,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:59:43" (1/1) ... [2019-10-13 20:59:43,683 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 20:59:43,875 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 20:59:46,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:59:46,307 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 20:59:46,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:59:47,186 INFO L192 MainTranslator]: Completed translation [2019-10-13 20:59:47,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47 WrapperNode [2019-10-13 20:59:47,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 20:59:47,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 20:59:47,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 20:59:47,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 20:59:47,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47" (1/1) ... [2019-10-13 20:59:47,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47" (1/1) ... [2019-10-13 20:59:47,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47" (1/1) ... [2019-10-13 20:59:47,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47" (1/1) ... [2019-10-13 20:59:47,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47" (1/1) ... [2019-10-13 20:59:47,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47" (1/1) ... [2019-10-13 20:59:47,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47" (1/1) ... [2019-10-13 20:59:47,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 20:59:47,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 20:59:47,656 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 20:59:47,656 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 20:59:47,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:59:47,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 20:59:47,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 20:59:47,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 20:59:47,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 20:59:47,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-13 20:59:47,729 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 20:59:47,730 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 20:59:47,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-10-13 20:59:47,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-10-13 20:59:47,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 20:59:47,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 20:59:47,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 20:59:47,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 20:59:47,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 20:59:47,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 20:59:47,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 20:59:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 20:59:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 20:59:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 20:59:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 20:59:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-13 20:59:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 20:59:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-13 20:59:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 20:59:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 20:59:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-13 20:59:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-13 20:59:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-10-13 20:59:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-13 20:59:47,741 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-13 20:59:47,741 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-13 20:59:47,741 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-13 20:59:47,741 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-13 20:59:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-13 20:59:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-13 20:59:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-13 20:59:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-13 20:59:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-13 20:59:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 20:59:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 20:59:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-13 20:59:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-13 20:59:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-13 20:59:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-13 20:59:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-13 20:59:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 20:59:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-13 20:59:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-13 20:59:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-13 20:59:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-13 20:59:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_consume_skb_any [2019-10-13 20:59:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-13 20:59:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_one [2019-10-13 20:59:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2019-10-13 20:59:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2019-10-13 20:59:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2019-10-13 20:59:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_start_xmit [2019-10-13 20:59:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2019-10-13 20:59:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2019-10-13 20:59:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2019-10-13 20:59:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_tx_pkt [2019-10-13 20:59:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2019-10-13 20:59:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_rx_packet [2019-10-13 20:59:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2019-10-13 20:59:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_drvinfo [2019-10-13 20:59:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_set_wol [2019-10-13 20:59:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_wol [2019-10-13 20:59:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_timer [2019-10-13 20:59:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_dynamic_reset [2019-10-13 20:59:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2019-10-13 20:59:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2019-10-13 20:59:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_descriptor_init [2019-10-13 20:59:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2019-10-13 20:59:47,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2019-10-13 20:59:47,748 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2019-10-13 20:59:47,748 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2019-10-13 20:59:47,748 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2019-10-13 20:59:47,749 INFO L138 BoogieDeclarations]: Found implementation of procedure read_srom_word [2019-10-13 20:59:47,749 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_sense_speed [2019-10-13 20:59:47,749 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_phyxcer [2019-10-13 20:59:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_process_mode [2019-10-13 20:59:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write [2019-10-13 20:59:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read [2019-10-13 20:59:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write_1bit [2019-10-13 20:59:47,751 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read_1bit [2019-10-13 20:59:47,751 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_parse_srom [2019-10-13 20:59:47,751 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9801 [2019-10-13 20:59:47,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9802 [2019-10-13 20:59:47,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_HPNA_remote_cmd_chk [2019-10-13 20:59:47,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_suspend [2019-10-13 20:59:47,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2019-10-13 20:59:47,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_module [2019-10-13 20:59:47,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_cleanup_module [2019-10-13 20:59:47,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2019-10-13 20:59:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-13 20:59:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-13 20:59:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-13 20:59:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-13 20:59:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 20:59:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 20:59:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 20:59:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 20:59:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-13 20:59:47,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-10-13 20:59:47,755 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 20:59:47,755 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 20:59:47,755 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 20:59:47,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-13 20:59:47,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-13 20:59:47,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-13 20:59:47,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-13 20:59:47,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-13 20:59:47,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-13 20:59:47,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-13 20:59:47,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-13 20:59:47,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-13 20:59:47,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-13 20:59:47,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2019-10-13 20:59:47,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2019-10-13 20:59:47,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_39 [2019-10-13 20:59:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2019-10-13 20:59:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_41 [2019-10-13 20:59:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_42 [2019-10-13 20:59:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2019-10-13 20:59:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-10-13 20:59:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-10-13 20:59:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 20:59:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 20:59:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 20:59:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 20:59:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 20:59:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 20:59:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:59:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 20:59:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 20:59:47,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 20:59:47,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 20:59:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 20:59:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-13 20:59:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-10-13 20:59:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 20:59:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-13 20:59:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 20:59:47,772 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 20:59:47,780 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 20:59:47,780 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-13 20:59:47,780 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-13 20:59:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-13 20:59:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-13 20:59:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-13 20:59:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-13 20:59:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-13 20:59:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-10-13 20:59:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-13 20:59:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-13 20:59:47,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 20:59:47,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 20:59:47,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-13 20:59:47,784 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-13 20:59:47,784 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-13 20:59:47,784 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-13 20:59:47,784 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-13 20:59:47,784 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-13 20:59:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-13 20:59:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 20:59:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-13 20:59:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-13 20:59:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-13 20:59:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-10-13 20:59:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-10-13 20:59:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-13 20:59:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 20:59:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 20:59:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2019-10-13 20:59:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2019-10-13 20:59:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2019-10-13 20:59:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-13 20:59:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 20:59:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_3 [2019-10-13 20:59:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-13 20:59:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-13 20:59:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-13 20:59:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-13 20:59:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-13 20:59:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-13 20:59:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-13 20:59:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-13 20:59:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-13 20:59:47,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-13 20:59:47,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 20:59:47,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-13 20:59:47,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-13 20:59:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-13 20:59:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-13 20:59:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-13 20:59:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-13 20:59:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-13 20:59:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-13 20:59:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 20:59:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 20:59:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-13 20:59:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 20:59:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 20:59:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-13 20:59:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-13 20:59:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 20:59:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 20:59:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 20:59:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 20:59:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 20:59:47,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 20:59:47,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 20:59:47,795 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 20:59:47,795 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 20:59:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 20:59:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-10-13 20:59:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-10-13 20:59:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 20:59:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 20:59:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 20:59:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 20:59:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 20:59:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 20:59:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 20:59:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 20:59:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 20:59:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 20:59:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 20:59:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 20:59:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 20:59:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 20:59:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 20:59:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 20:59:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 20:59:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 20:59:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 20:59:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 20:59:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 20:59:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-13 20:59:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 20:59:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-13 20:59:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 20:59:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 20:59:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 20:59:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 20:59:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 20:59:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-13 20:59:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-13 20:59:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_42 [2019-10-13 20:59:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-10-13 20:59:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-13 20:59:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-13 20:59:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-10-13 20:59:47,804 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-13 20:59:47,804 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-13 20:59:47,804 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-13 20:59:47,804 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-13 20:59:47,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 20:59:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-13 20:59:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 20:59:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2019-10-13 20:59:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-13 20:59:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-13 20:59:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-13 20:59:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-13 20:59:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 20:59:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 20:59:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 20:59:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 20:59:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-13 20:59:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-10-13 20:59:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 20:59:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 20:59:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 20:59:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_41 [2019-10-13 20:59:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 20:59:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2019-10-13 20:59:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-13 20:59:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-13 20:59:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-13 20:59:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 20:59:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 20:59:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 20:59:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-13 20:59:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 20:59:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-13 20:59:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-13 20:59:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-13 20:59:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-13 20:59:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 20:59:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-13 20:59:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-13 20:59:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-13 20:59:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-13 20:59:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-13 20:59:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-13 20:59:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-10-13 20:59:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-10-13 20:59:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-13 20:59:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-13 20:59:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 20:59:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-10-13 20:59:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 20:59:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-10-13 20:59:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-13 20:59:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-13 20:59:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-13 20:59:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-13 20:59:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-13 20:59:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-13 20:59:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 20:59:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-13 20:59:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 20:59:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-13 20:59:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 20:59:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 20:59:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-13 20:59:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-13 20:59:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-13 20:59:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-13 20:59:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-13 20:59:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 20:59:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 20:59:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-13 20:59:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 20:59:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-13 20:59:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-13 20:59:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-13 20:59:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-13 20:59:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-13 20:59:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-13 20:59:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-13 20:59:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 20:59:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-13 20:59:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 20:59:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-13 20:59:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-13 20:59:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-13 20:59:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-13 20:59:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-13 20:59:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 20:59:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-13 20:59:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-13 20:59:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 20:59:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-13 20:59:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2019-10-13 20:59:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2019-10-13 20:59:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-13 20:59:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-13 20:59:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-13 20:59:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-13 20:59:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-13 20:59:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-13 20:59:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure dev_consume_skb_any [2019-10-13 20:59:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-13 20:59:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-13 20:59:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-10-13 20:59:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-13 20:59:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-13 20:59:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-13 20:59:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-13 20:59:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-13 20:59:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2019-10-13 20:59:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-13 20:59:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_39 [2019-10-13 20:59:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-13 20:59:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-13 20:59:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-13 20:59:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-13 20:59:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-13 20:59:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-13 20:59:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2019-10-13 20:59:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_start_xmit [2019-10-13 20:59:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2019-10-13 20:59:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2019-10-13 20:59:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure read_srom_word [2019-10-13 20:59:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2019-10-13 20:59:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2019-10-13 20:59:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_descriptor_init [2019-10-13 20:59:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2019-10-13 20:59:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2019-10-13 20:59:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2019-10-13 20:59:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2019-10-13 20:59:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read [2019-10-13 20:59:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write [2019-10-13 20:59:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write_1bit [2019-10-13 20:59:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read_1bit [2019-10-13 20:59:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_sense_speed [2019-10-13 20:59:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_process_mode [2019-10-13 20:59:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_timer [2019-10-13 20:59:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2019-10-13 20:59:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_rx_packet [2019-10-13 20:59:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_tx_pkt [2019-10-13 20:59:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2019-10-13 20:59:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_dynamic_reset [2019-10-13 20:59:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2019-10-13 20:59:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2019-10-13 20:59:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_parse_srom [2019-10-13 20:59:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9801 [2019-10-13 20:59:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9802 [2019-10-13 20:59:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_HPNA_remote_cmd_chk [2019-10-13 20:59:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_phyxcer [2019-10-13 20:59:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_one [2019-10-13 20:59:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 20:59:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 20:59:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2019-10-13 20:59:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_drvinfo [2019-10-13 20:59:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_set_wol [2019-10-13 20:59:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_wol [2019-10-13 20:59:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2019-10-13 20:59:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_suspend [2019-10-13 20:59:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2019-10-13 20:59:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_module [2019-10-13 20:59:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_cleanup_module [2019-10-13 20:59:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-13 20:59:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_3 [2019-10-13 20:59:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2019-10-13 20:59:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2019-10-13 20:59:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 20:59:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 20:59:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2019-10-13 20:59:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-13 20:59:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 20:59:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 20:59:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 20:59:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 20:59:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 20:59:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 20:59:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 20:59:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:59:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 20:59:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 20:59:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 20:59:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 20:59:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-13 20:59:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 20:59:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 20:59:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 20:59:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 20:59:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 20:59:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 20:59:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 20:59:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 20:59:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 20:59:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 20:59:49,733 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 20:59:56,691 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 20:59:56,692 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 20:59:56,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:59:56 BoogieIcfgContainer [2019-10-13 20:59:56,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 20:59:56,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 20:59:56,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 20:59:56,702 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 20:59:56,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:59:43" (1/3) ... [2019-10-13 20:59:56,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54653741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:59:56, skipping insertion in model container [2019-10-13 20:59:56,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:47" (2/3) ... [2019-10-13 20:59:56,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54653741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:59:56, skipping insertion in model container [2019-10-13 20:59:56,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:59:56" (3/3) ... [2019-10-13 20:59:56,708 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 [2019-10-13 20:59:56,720 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 20:59:56,731 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 20:59:56,743 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 20:59:56,779 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 20:59:56,780 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 20:59:56,780 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 20:59:56,780 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 20:59:56,780 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 20:59:56,780 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 20:59:56,780 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 20:59:56,781 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 20:59:56,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states. [2019-10-13 20:59:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-10-13 20:59:56,858 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:59:56,859 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:59:56,861 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:59:56,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:59:56,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1067603727, now seen corresponding path program 1 times [2019-10-13 20:59:56,878 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:59:56,878 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168022492] [2019-10-13 20:59:56,879 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:56,879 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:56,879 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:59:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:59:57,905 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-13 20:59:57,906 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168022492] [2019-10-13 20:59:57,907 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:59:57,907 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:59:57,907 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641513610] [2019-10-13 20:59:57,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:59:57,914 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:59:57,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:59:57,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:59:57,932 INFO L87 Difference]: Start difference. First operand 1862 states. Second operand 5 states. [2019-10-13 20:59:58,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:59:58,450 INFO L93 Difference]: Finished difference Result 5380 states and 7320 transitions. [2019-10-13 20:59:58,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:59:58,452 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2019-10-13 20:59:58,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:59:58,495 INFO L225 Difference]: With dead ends: 5380 [2019-10-13 20:59:58,495 INFO L226 Difference]: Without dead ends: 3532 [2019-10-13 20:59:58,511 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 20:59:58,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3532 states. [2019-10-13 20:59:58,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3532 to 3519. [2019-10-13 20:59:58,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3519 states. [2019-10-13 20:59:58,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 3519 states and 4743 transitions. [2019-10-13 20:59:58,959 INFO L78 Accepts]: Start accepts. Automaton has 3519 states and 4743 transitions. Word has length 134 [2019-10-13 20:59:58,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:59:58,960 INFO L462 AbstractCegarLoop]: Abstraction has 3519 states and 4743 transitions. [2019-10-13 20:59:58,960 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:59:58,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 4743 transitions. [2019-10-13 20:59:58,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-10-13 20:59:58,973 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:59:58,974 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:59:58,974 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:59:58,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:59:58,975 INFO L82 PathProgramCache]: Analyzing trace with hash -646203648, now seen corresponding path program 1 times [2019-10-13 20:59:58,975 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:59:58,975 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355710526] [2019-10-13 20:59:58,975 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:58,976 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:58,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:59:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:59:59,371 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-13 20:59:59,371 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355710526] [2019-10-13 20:59:59,372 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:59:59,372 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:59:59,372 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349265837] [2019-10-13 20:59:59,378 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:59:59,378 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:59:59,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:59:59,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:59:59,379 INFO L87 Difference]: Start difference. First operand 3519 states and 4743 transitions. Second operand 5 states. [2019-10-13 20:59:59,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:59:59,758 INFO L93 Difference]: Finished difference Result 10525 states and 14213 transitions. [2019-10-13 20:59:59,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:59:59,759 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 135 [2019-10-13 20:59:59,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:59:59,811 INFO L225 Difference]: With dead ends: 10525 [2019-10-13 20:59:59,811 INFO L226 Difference]: Without dead ends: 7032 [2019-10-13 20:59:59,830 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 20:59:59,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7032 states. [2019-10-13 21:00:00,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7032 to 7011. [2019-10-13 21:00:00,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7011 states. [2019-10-13 21:00:00,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7011 states to 7011 states and 9456 transitions. [2019-10-13 21:00:00,166 INFO L78 Accepts]: Start accepts. Automaton has 7011 states and 9456 transitions. Word has length 135 [2019-10-13 21:00:00,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:00,168 INFO L462 AbstractCegarLoop]: Abstraction has 7011 states and 9456 transitions. [2019-10-13 21:00:00,169 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:00,169 INFO L276 IsEmpty]: Start isEmpty. Operand 7011 states and 9456 transitions. [2019-10-13 21:00:00,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-10-13 21:00:00,189 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:00,189 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:00:00,190 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:00,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:00,190 INFO L82 PathProgramCache]: Analyzing trace with hash 958343154, now seen corresponding path program 1 times [2019-10-13 21:00:00,191 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:00,191 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723370755] [2019-10-13 21:00:00,191 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:00,191 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:00,192 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:00,711 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-13 21:00:00,711 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723370755] [2019-10-13 21:00:00,712 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:00,712 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:00,712 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437195577] [2019-10-13 21:00:00,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:00,713 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:00,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:00,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:00,714 INFO L87 Difference]: Start difference. First operand 7011 states and 9456 transitions. Second operand 5 states. [2019-10-13 21:00:01,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:01,259 INFO L93 Difference]: Finished difference Result 21024 states and 28396 transitions. [2019-10-13 21:00:01,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:01,260 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2019-10-13 21:00:01,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:01,378 INFO L225 Difference]: With dead ends: 21024 [2019-10-13 21:00:01,378 INFO L226 Difference]: Without dead ends: 14039 [2019-10-13 21:00:01,422 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:01,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14039 states. [2019-10-13 21:00:02,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14039 to 14000. [2019-10-13 21:00:02,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14000 states. [2019-10-13 21:00:03,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14000 states to 14000 states and 18890 transitions. [2019-10-13 21:00:03,028 INFO L78 Accepts]: Start accepts. Automaton has 14000 states and 18890 transitions. Word has length 136 [2019-10-13 21:00:03,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:03,030 INFO L462 AbstractCegarLoop]: Abstraction has 14000 states and 18890 transitions. [2019-10-13 21:00:03,031 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 14000 states and 18890 transitions. [2019-10-13 21:00:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-10-13 21:00:03,039 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:03,040 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:00:03,040 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:03,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:03,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1942312957, now seen corresponding path program 1 times [2019-10-13 21:00:03,042 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:03,042 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746394528] [2019-10-13 21:00:03,042 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:03,042 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:03,043 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:03,353 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-13 21:00:03,353 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746394528] [2019-10-13 21:00:03,353 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:03,354 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:03,354 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124600642] [2019-10-13 21:00:03,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:03,355 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:03,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:03,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:03,356 INFO L87 Difference]: Start difference. First operand 14000 states and 18890 transitions. Second operand 5 states. [2019-10-13 21:00:04,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:04,169 INFO L93 Difference]: Finished difference Result 42022 states and 56764 transitions. [2019-10-13 21:00:04,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:04,169 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 137 [2019-10-13 21:00:04,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:04,387 INFO L225 Difference]: With dead ends: 42022 [2019-10-13 21:00:04,387 INFO L226 Difference]: Without dead ends: 28048 [2019-10-13 21:00:04,470 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:04,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28048 states. [2019-10-13 21:00:05,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28048 to 27976. [2019-10-13 21:00:05,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27976 states. [2019-10-13 21:00:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27976 states to 27976 states and 37758 transitions. [2019-10-13 21:00:05,766 INFO L78 Accepts]: Start accepts. Automaton has 27976 states and 37758 transitions. Word has length 137 [2019-10-13 21:00:05,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:05,767 INFO L462 AbstractCegarLoop]: Abstraction has 27976 states and 37758 transitions. [2019-10-13 21:00:05,768 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:05,768 INFO L276 IsEmpty]: Start isEmpty. Operand 27976 states and 37758 transitions. [2019-10-13 21:00:05,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-10-13 21:00:05,783 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:05,783 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:00:05,784 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:05,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:05,784 INFO L82 PathProgramCache]: Analyzing trace with hash 212250053, now seen corresponding path program 1 times [2019-10-13 21:00:05,785 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:05,785 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837336518] [2019-10-13 21:00:05,785 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:05,785 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:05,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:07,025 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-10-13 21:00:07,026 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837336518] [2019-10-13 21:00:07,026 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:07,026 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:00:07,027 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683726589] [2019-10-13 21:00:07,030 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:00:07,031 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:07,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:00:07,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:00:07,032 INFO L87 Difference]: Start difference. First operand 27976 states and 37758 transitions. Second operand 3 states. [2019-10-13 21:00:08,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:08,425 INFO L93 Difference]: Finished difference Result 78825 states and 106399 transitions. [2019-10-13 21:00:08,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:00:08,425 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2019-10-13 21:00:08,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:08,712 INFO L225 Difference]: With dead ends: 78825 [2019-10-13 21:00:08,713 INFO L226 Difference]: Without dead ends: 50875 [2019-10-13 21:00:08,821 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:00:08,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50875 states. [2019-10-13 21:00:12,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50875 to 50600. [2019-10-13 21:00:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50600 states. [2019-10-13 21:00:12,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50600 states to 50600 states and 68335 transitions. [2019-10-13 21:00:12,331 INFO L78 Accepts]: Start accepts. Automaton has 50600 states and 68335 transitions. Word has length 148 [2019-10-13 21:00:12,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:12,331 INFO L462 AbstractCegarLoop]: Abstraction has 50600 states and 68335 transitions. [2019-10-13 21:00:12,331 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:00:12,332 INFO L276 IsEmpty]: Start isEmpty. Operand 50600 states and 68335 transitions. [2019-10-13 21:00:12,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-10-13 21:00:12,338 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:12,339 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:00:12,339 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:12,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:12,339 INFO L82 PathProgramCache]: Analyzing trace with hash -1004057042, now seen corresponding path program 1 times [2019-10-13 21:00:12,340 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:12,340 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120448549] [2019-10-13 21:00:12,340 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:12,340 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:12,340 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat