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--hippi--rrunner.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:00:16,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:00:16,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:00:16,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:00:16,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:00:16,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:00:16,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:00:16,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:00:16,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:00:16,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:00:16,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:00:16,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:00:16,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:00:16,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:00:16,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:00:16,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:00:16,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:00:16,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:00:16,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:00:16,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:00:16,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:00:16,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:00:16,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:00:16,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:00:16,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:00:16,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:00:16,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:00:16,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:00:16,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:00:16,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:00:16,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:00:16,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:00:16,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:00:16,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:00:16,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:00:16,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:00:16,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:00:16,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:00:16,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:00:16,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:00:16,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:00:16,941 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 21:00:16,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:00:16,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:00:16,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:00:16,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:00:16,958 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:00:16,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:00:16,959 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:00:16,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:00:16,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:00:16,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:00:16,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:00:16,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:00:16,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:00:16,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:00:16,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:00:16,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:00:16,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:00:16,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:00:16,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:00:16,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:00:16,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:00:16,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:00:16,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:00:16,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:00:16,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:00:16,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:00:16,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:00:16,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:00:16,963 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 21:00:17,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:00:17,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:00:17,309 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:00:17,310 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:00:17,311 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:00:17,311 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2019-10-13 21:00:17,391 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e08e8cece/01baa1dcb7ae45499c2171d99d8b7e12/FLAG03d148693 [2019-10-13 21:00:18,246 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:00:18,246 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2019-10-13 21:00:18,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e08e8cece/01baa1dcb7ae45499c2171d99d8b7e12/FLAG03d148693 [2019-10-13 21:00:18,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e08e8cece/01baa1dcb7ae45499c2171d99d8b7e12 [2019-10-13 21:00:18,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:00:18,738 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:00:18,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:00:18,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:00:18,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:00:18,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:00:18" (1/1) ... [2019-10-13 21:00:18,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b16b92d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:18, skipping insertion in model container [2019-10-13 21:00:18,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:00:18" (1/1) ... [2019-10-13 21:00:18,756 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:00:18,916 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:00:21,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:00:21,540 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:00:22,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:00:22,553 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:00:22,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22 WrapperNode [2019-10-13 21:00:22,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:00:22,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:00:22,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:00:22,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:00:22,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22" (1/1) ... [2019-10-13 21:00:22,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22" (1/1) ... [2019-10-13 21:00:22,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22" (1/1) ... [2019-10-13 21:00:22,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22" (1/1) ... [2019-10-13 21:00:22,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22" (1/1) ... [2019-10-13 21:00:22,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22" (1/1) ... [2019-10-13 21:00:22,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22" (1/1) ... [2019-10-13 21:00:22,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:00:22,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:00:22,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:00:22,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:00:22,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22" (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 21:00:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:00:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:00:23,069 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 21:00:23,069 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 21:00:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-13 21:00:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-13 21:00:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 21:00:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 21:00:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 21:00:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-13 21:00:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-13 21:00:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-13 21:00:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 21:00:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 21:00:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 21:00:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 21:00:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 21:00:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 21:00:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 21:00:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 21:00:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 21:00:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure rep_nop [2019-10-13 21:00:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2019-10-13 21:00:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 21:00:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-13 21:00:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-13 21:00:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 21:00:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-13 21:00:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-13 21:00:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 21:00:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 21:00:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-13 21:00:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-10-13 21:00:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-13 21:00:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-13 21:00:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-13 21:00:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-13 21:00:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-13 21:00:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-13 21:00:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-10-13 21:00:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-13 21:00:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-13 21:00:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-13 21:00:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-13 21:00:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-10-13 21:00:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-10-13 21:00:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 21:00:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 21:00:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-13 21:00:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-13 21:00:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-10-13 21:00:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-13 21:00:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-13 21:00:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-13 21:00:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-13 21:00:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 21:00:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-13 21:00:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 21:00:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-13 21:00:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-13 21:00:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-13 21:00:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-13 21:00:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-13 21:00:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-13 21:00:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-13 21:00:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-13 21:00:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2019-10-13 21:00:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rxaddr [2019-10-13 21:00:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infoaddr [2019-10-13 21:00:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init_one [2019-10-13 21:00:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_remove_one [2019-10-13 21:00:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_issue_cmd [2019-10-13 21:00:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_reset [2019-10-13 21:00:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2019-10-13 21:00:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2019-10-13 21:00:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure write_eeprom [2019-10-13 21:00:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init [2019-10-13 21:00:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2019-10-13 21:00:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_handle_event [2019-10-13 21:00:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_int [2019-10-13 21:00:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_interrupt [2019-10-13 21:00:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2019-10-13 21:00:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2019-10-13 21:00:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_timer [2019-10-13 21:00:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_open [2019-10-13 21:00:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_dump [2019-10-13 21:00:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_close [2019-10-13 21:00:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_start_xmit [2019-10-13 21:00:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_load_firmware [2019-10-13 21:00:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_ioctl [2019-10-13 21:00:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_driver_init [2019-10-13 21:00:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_driver_exit [2019-10-13 21:00:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-13 21:00:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-13 21:00:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-13 21:00:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-13 21:00:23,089 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 21:00:23,089 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 21:00:23,089 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 21:00:23,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 21:00:23,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-13 21:00:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-10-13 21:00:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 21:00:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:00:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 21:00:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 21:00:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 21:00:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 21:00:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-13 21:00:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-13 21:00:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-13 21:00:23,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-13 21:00:23,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-13 21:00:23,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-13 21:00:23,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-13 21:00:23,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-13 21:00:23,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-13 21:00:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-13 21:00:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-13 21:00:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2019-10-13 21:00:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2019-10-13 21:00:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_39 [2019-10-13 21:00:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2019-10-13 21:00:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_41 [2019-10-13 21:00:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_42 [2019-10-13 21:00:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2019-10-13 21:00:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-10-13 21:00:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-10-13 21:00:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 21:00:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 21:00:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 21:00:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 21:00:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 21:00:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 21:00:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 21:00:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 21:00:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 21:00:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 21:00:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 21:00:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 21:00:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-13 21:00:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-13 21:00:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-13 21:00:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-13 21:00:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 21:00:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-13 21:00:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 21:00:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-13 21:00:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-13 21:00:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 21:00:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 21:00:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 21:00:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-13 21:00:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_hippi_dev [2019-10-13 21:00:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-13 21:00:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-13 21:00:23,100 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-13 21:00:23,100 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-13 21:00:23,100 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-10-13 21:00:23,100 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-13 21:00:23,100 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-13 21:00:23,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 21:00:23,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 21:00:23,101 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 21:00:23,101 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-13 21:00:23,101 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_change_mtu [2019-10-13 21:00:23,102 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_mac_addr [2019-10-13 21:00:23,102 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_type_trans [2019-10-13 21:00:23,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 21:00:23,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 21:00:23,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2019-10-13 21:00:23,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2019-10-13 21:00:23,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-13 21:00:23,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 21:00:23,103 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-13 21:00:23,103 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-13 21:00:23,103 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-13 21:00:23,103 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-10-13 21:00:23,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-13 21:00:23,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 21:00:23,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-13 21:00:23,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-13 21:00:23,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-13 21:00:23,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-13 21:00:23,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-13 21:00:23,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 21:00:23,105 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 21:00:23,105 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-13 21:00:23,105 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 21:00:23,105 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-13 21:00:23,105 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 21:00:23,105 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-13 21:00:23,106 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 21:00:23,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 21:00:23,106 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 21:00:23,106 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 21:00:23,106 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 21:00:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:00:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 21:00:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 21:00:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 21:00:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 21:00:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:00:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-13 21:00:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-13 21:00:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-13 21:00:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 21:00:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-13 21:00:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 21:00:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 21:00:23,109 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:00:23,109 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 21:00:23,109 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 21:00:23,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:00:23,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 21:00:23,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 21:00:23,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 21:00:23,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 21:00:23,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:00:23,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 21:00:23,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 21:00:23,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 21:00:23,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 21:00:23,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 21:00:23,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 21:00:23,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 21:00:23,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 21:00:23,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 21:00:23,111 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-13 21:00:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 21:00:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-13 21:00:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure rep_nop [2019-10-13 21:00:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2019-10-13 21:00:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 21:00:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 21:00:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 21:00:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 21:00:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 21:00:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-13 21:00:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 21:00:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-13 21:00:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 21:00:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 21:00:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 21:00:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-13 21:00:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-13 21:00:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_42 [2019-10-13 21:00:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-13 21:00:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-13 21:00:23,115 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-13 21:00:23,115 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-13 21:00:23,115 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-13 21:00:23,115 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 21:00:23,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-13 21:00:23,115 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 21:00:23,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 21:00:23,116 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-13 21:00:23,116 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-13 21:00:23,116 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-13 21:00:23,116 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-13 21:00:23,116 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 21:00:23,116 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 21:00:23,117 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 21:00:23,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 21:00:23,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-13 21:00:23,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-10-13 21:00:23,117 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 21:00:23,117 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 21:00:23,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:00:23,118 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 21:00:23,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:00:23,118 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-13 21:00:23,118 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-10-13 21:00:23,118 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-13 21:00:23,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-10-13 21:00:23,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 21:00:23,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-13 21:00:23,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-13 21:00:23,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-13 21:00:23,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-13 21:00:23,119 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 21:00:23,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-10-13 21:00:23,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 21:00:23,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-10-13 21:00:23,120 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-13 21:00:23,120 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-13 21:00:23,120 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-13 21:00:23,121 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-13 21:00:23,121 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-13 21:00:23,121 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-10-13 21:00:23,121 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-13 21:00:23,121 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-13 21:00:23,121 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 21:00:23,122 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-13 21:00:23,122 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 21:00:23,122 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-13 21:00:23,122 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-13 21:00:23,122 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-10-13 21:00:23,122 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 21:00:23,123 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 21:00:23,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-13 21:00:23,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-13 21:00:23,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-13 21:00:23,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-13 21:00:23,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-10-13 21:00:23,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-10-13 21:00:23,124 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 21:00:23,124 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 21:00:23,124 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 21:00:23,124 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-13 21:00:23,124 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-13 21:00:23,124 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-13 21:00:23,124 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-13 21:00:23,125 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-13 21:00:23,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:00:23,125 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-13 21:00:23,125 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-13 21:00:23,125 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-13 21:00:23,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-13 21:00:23,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-13 21:00:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-13 21:00:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-13 21:00:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-13 21:00:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-13 21:00:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 21:00:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-13 21:00:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-10-13 21:00:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-13 21:00:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:00:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-13 21:00:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-13 21:00:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-13 21:00:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-13 21:00:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-13 21:00:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-13 21:00:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 21:00:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 21:00:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 21:00:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_41 [2019-10-13 21:00:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 21:00:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2019-10-13 21:00:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-13 21:00:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 21:00:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-13 21:00:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2019-10-13 21:00:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2019-10-13 21:00:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-13 21:00:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-13 21:00:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-13 21:00:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-13 21:00:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-13 21:00:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-13 21:00:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-13 21:00:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-13 21:00:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-13 21:00:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-13 21:00:23,132 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-13 21:00:23,132 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-13 21:00:23,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2019-10-13 21:00:23,132 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-13 21:00:23,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_39 [2019-10-13 21:00:23,133 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_type_trans [2019-10-13 21:00:23,133 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_change_mtu [2019-10-13 21:00:23,133 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_mac_addr [2019-10-13 21:00:23,133 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_hippi_dev [2019-10-13 21:00:23,133 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2019-10-13 21:00:23,134 INFO L130 BoogieDeclarations]: Found specification of procedure set_rxaddr [2019-10-13 21:00:23,134 INFO L130 BoogieDeclarations]: Found specification of procedure set_infoaddr [2019-10-13 21:00:23,134 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init [2019-10-13 21:00:23,134 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2019-10-13 21:00:23,134 INFO L130 BoogieDeclarations]: Found specification of procedure rr_interrupt [2019-10-13 21:00:23,135 INFO L130 BoogieDeclarations]: Found specification of procedure rr_open [2019-10-13 21:00:23,135 INFO L130 BoogieDeclarations]: Found specification of procedure rr_start_xmit [2019-10-13 21:00:23,135 INFO L130 BoogieDeclarations]: Found specification of procedure rr_close [2019-10-13 21:00:23,135 INFO L130 BoogieDeclarations]: Found specification of procedure rr_ioctl [2019-10-13 21:00:23,135 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2019-10-13 21:00:23,136 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2019-10-13 21:00:23,136 INFO L130 BoogieDeclarations]: Found specification of procedure rr_load_firmware [2019-10-13 21:00:23,136 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2019-10-13 21:00:23,136 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2019-10-13 21:00:23,136 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init_one [2019-10-13 21:00:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:00:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure rr_remove_one [2019-10-13 21:00:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure rr_issue_cmd [2019-10-13 21:00:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure rr_reset [2019-10-13 21:00:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure write_eeprom [2019-10-13 21:00:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure rr_handle_event [2019-10-13 21:00:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure rx_int [2019-10-13 21:00:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure rr_timer [2019-10-13 21:00:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure rr_dump [2019-10-13 21:00:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure rr_driver_init [2019-10-13 21:00:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure rr_driver_exit [2019-10-13 21:00:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2019-10-13 21:00:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-13 21:00:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 21:00:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2019-10-13 21:00:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 21:00:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-13 21:00:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:00:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 21:00:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 21:00:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 21:00:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 21:00:23,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 21:00:23,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 21:00:23,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 21:00:23,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 21:00:23,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 21:00:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 21:00:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 21:00:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-13 21:00:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:00:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:00:23,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:00:23,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 21:00:23,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:00:23,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 21:00:23,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 21:00:23,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 21:00:23,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 21:00:24,272 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 21:00:44,573 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:00:44,573 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 21:00:44,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:00:44 BoogieIcfgContainer [2019-10-13 21:00:44,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:00:44,577 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:00:44,577 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:00:44,580 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:00:44,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:00:18" (1/3) ... [2019-10-13 21:00:44,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a070e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:00:44, skipping insertion in model container [2019-10-13 21:00:44,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:22" (2/3) ... [2019-10-13 21:00:44,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a070e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:00:44, skipping insertion in model container [2019-10-13 21:00:44,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:00:44" (3/3) ... [2019-10-13 21:00:44,583 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2019-10-13 21:00:44,593 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:00:44,603 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:00:44,614 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:00:44,647 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:00:44,648 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:00:44,648 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:00:44,648 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:00:44,648 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:00:44,648 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:00:44,648 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:00:44,648 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:00:44,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states. [2019-10-13 21:00:44,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-10-13 21:00:44,709 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:44,710 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:00:44,713 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:44,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:44,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1827391194, now seen corresponding path program 1 times [2019-10-13 21:00:44,728 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:44,728 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068435591] [2019-10-13 21:00:44,728 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:44,729 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:44,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:45,568 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-10-13 21:00:45,569 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068435591] [2019-10-13 21:00:45,570 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:45,570 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:00:45,571 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779439567] [2019-10-13 21:00:45,577 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:00:45,579 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:45,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:00:45,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:00:45,596 INFO L87 Difference]: Start difference. First operand 1646 states. Second operand 3 states. [2019-10-13 21:00:46,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:46,119 INFO L93 Difference]: Finished difference Result 4216 states and 5649 transitions. [2019-10-13 21:00:46,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:00:46,121 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2019-10-13 21:00:46,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:46,167 INFO L225 Difference]: With dead ends: 4216 [2019-10-13 21:00:46,167 INFO L226 Difference]: Without dead ends: 2585 [2019-10-13 21:00:46,184 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 21:00:46,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2585 states. [2019-10-13 21:00:46,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2585 to 2565. [2019-10-13 21:00:46,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2565 states. [2019-10-13 21:00:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 3403 transitions. [2019-10-13 21:00:46,506 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 3403 transitions. Word has length 99 [2019-10-13 21:00:46,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:46,509 INFO L462 AbstractCegarLoop]: Abstraction has 2565 states and 3403 transitions. [2019-10-13 21:00:46,509 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:00:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 3403 transitions. [2019-10-13 21:00:46,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-10-13 21:00:46,516 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:46,516 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, 1] [2019-10-13 21:00:46,517 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:46,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:46,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1782199768, now seen corresponding path program 1 times [2019-10-13 21:00:46,517 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:46,518 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814460471] [2019-10-13 21:00:46,518 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:46,518 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:46,518 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:46,849 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 21:00:46,850 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814460471] [2019-10-13 21:00:46,850 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:46,850 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:46,851 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568106669] [2019-10-13 21:00:46,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:46,853 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:46,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:46,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:46,853 INFO L87 Difference]: Start difference. First operand 2565 states and 3403 transitions. Second operand 5 states. [2019-10-13 21:00:47,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:47,213 INFO L93 Difference]: Finished difference Result 7660 states and 10187 transitions. [2019-10-13 21:00:47,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:47,214 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2019-10-13 21:00:47,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:47,275 INFO L225 Difference]: With dead ends: 7660 [2019-10-13 21:00:47,275 INFO L226 Difference]: Without dead ends: 5121 [2019-10-13 21:00:47,292 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:47,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5121 states. [2019-10-13 21:00:47,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5121 to 5098. [2019-10-13 21:00:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5098 states. [2019-10-13 21:00:47,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5098 states to 5098 states and 6770 transitions. [2019-10-13 21:00:47,909 INFO L78 Accepts]: Start accepts. Automaton has 5098 states and 6770 transitions. Word has length 138 [2019-10-13 21:00:47,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:47,912 INFO L462 AbstractCegarLoop]: Abstraction has 5098 states and 6770 transitions. [2019-10-13 21:00:47,913 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 5098 states and 6770 transitions. [2019-10-13 21:00:47,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-10-13 21:00:47,923 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:47,923 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, 1, 1] [2019-10-13 21:00:47,924 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:47,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:47,926 INFO L82 PathProgramCache]: Analyzing trace with hash -2110552006, now seen corresponding path program 1 times [2019-10-13 21:00:47,926 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:47,927 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762300917] [2019-10-13 21:00:47,927 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:47,927 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:47,927 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:48,274 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 21:00:48,274 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762300917] [2019-10-13 21:00:48,276 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:48,279 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:48,280 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64643293] [2019-10-13 21:00:48,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:48,281 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:48,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:48,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:48,282 INFO L87 Difference]: Start difference. First operand 5098 states and 6770 transitions. Second operand 5 states. [2019-10-13 21:00:48,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:48,799 INFO L93 Difference]: Finished difference Result 15284 states and 20328 transitions. [2019-10-13 21:00:48,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:48,800 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 139 [2019-10-13 21:00:48,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:48,888 INFO L225 Difference]: With dead ends: 15284 [2019-10-13 21:00:48,888 INFO L226 Difference]: Without dead ends: 10212 [2019-10-13 21:00:48,922 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 21:00:48,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10212 states. [2019-10-13 21:00:49,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10212 to 10173. [2019-10-13 21:00:49,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10173 states. [2019-10-13 21:00:49,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10173 states to 10173 states and 13512 transitions. [2019-10-13 21:00:49,625 INFO L78 Accepts]: Start accepts. Automaton has 10173 states and 13512 transitions. Word has length 139 [2019-10-13 21:00:49,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:49,628 INFO L462 AbstractCegarLoop]: Abstraction has 10173 states and 13512 transitions. [2019-10-13 21:00:49,628 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:49,628 INFO L276 IsEmpty]: Start isEmpty. Operand 10173 states and 13512 transitions. [2019-10-13 21:00:49,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-10-13 21:00:49,632 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:49,632 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, 1, 1, 1] [2019-10-13 21:00:49,633 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:49,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:49,633 INFO L82 PathProgramCache]: Analyzing trace with hash -741259861, now seen corresponding path program 1 times [2019-10-13 21:00:49,633 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:49,633 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415557561] [2019-10-13 21:00:49,634 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:49,634 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:49,634 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:49,931 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 21:00:49,931 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415557561] [2019-10-13 21:00:49,931 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:49,932 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:49,932 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074655747] [2019-10-13 21:00:49,933 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:49,933 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:49,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:49,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:49,934 INFO L87 Difference]: Start difference. First operand 10173 states and 13512 transitions. Second operand 5 states. [2019-10-13 21:00:50,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:50,780 INFO L93 Difference]: Finished difference Result 30554 states and 40628 transitions. [2019-10-13 21:00:50,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:50,780 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2019-10-13 21:00:50,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:50,930 INFO L225 Difference]: With dead ends: 30554 [2019-10-13 21:00:50,930 INFO L226 Difference]: Without dead ends: 20407 [2019-10-13 21:00:50,982 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 21:00:51,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20407 states.