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 -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--vlsi_ir.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 09:55:37,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 09:55:37,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 09:55:37,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 09:55:37,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 09:55:37,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 09:55:37,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 09:55:37,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 09:55:37,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 09:55:37,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 09:55:37,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 09:55:37,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 09:55:37,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 09:55:37,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 09:55:37,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 09:55:37,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 09:55:37,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 09:55:37,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 09:55:37,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 09:55:37,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 09:55:37,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 09:55:37,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 09:55:37,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 09:55:37,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 09:55:37,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 09:55:37,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 09:55:37,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 09:55:37,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 09:55:37,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 09:55:37,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 09:55:37,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 09:55:37,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 09:55:37,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 09:55:37,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 09:55:37,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 09:55:37,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 09:55:37,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 09:55:37,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 09:55:37,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 09:55:37,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 09:55:37,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 09:55:37,520 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 [2019-10-02 09:55:37,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 09:55:37,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 09:55:37,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 09:55:37,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 09:55:37,536 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 09:55:37,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 09:55:37,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 09:55:37,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 09:55:37,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 09:55:37,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 09:55:37,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 09:55:37,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 09:55:37,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 09:55:37,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 09:55:37,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 09:55:37,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 09:55:37,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 09:55:37,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 09:55:37,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 09:55:37,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 09:55:37,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 09:55:37,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 09:55:37,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 09:55:37,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 09:55:37,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 09:55:37,542 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 09:55:37,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 09:55:37,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 09:55:37,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 09:55:37,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 09:55:37,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 09:55:37,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 09:55:37,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 09:55:37,590 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 09:55:37,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--vlsi_ir.ko-entry_point.cil.out.i [2019-10-02 09:55:37,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77f8b8e39/536691a6385e42828c31c705d9a90760/FLAG9e6dbd888 [2019-10-02 09:55:38,555 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 09:55:38,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--vlsi_ir.ko-entry_point.cil.out.i [2019-10-02 09:55:38,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77f8b8e39/536691a6385e42828c31c705d9a90760/FLAG9e6dbd888 [2019-10-02 09:55:39,002 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77f8b8e39/536691a6385e42828c31c705d9a90760 [2019-10-02 09:55:39,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 09:55:39,017 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 09:55:39,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 09:55:39,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 09:55:39,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 09:55:39,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:55:39" (1/1) ... [2019-10-02 09:55:39,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7838a7c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:39, skipping insertion in model container [2019-10-02 09:55:39,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:55:39" (1/1) ... [2019-10-02 09:55:39,040 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 09:55:39,236 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 09:55:42,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:55:42,750 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 09:55:43,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:55:43,737 INFO L192 MainTranslator]: Completed translation [2019-10-02 09:55:43,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43 WrapperNode [2019-10-02 09:55:43,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 09:55:43,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 09:55:43,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 09:55:43,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 09:55:43,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43" (1/1) ... [2019-10-02 09:55:43,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43" (1/1) ... [2019-10-02 09:55:43,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43" (1/1) ... [2019-10-02 09:55:43,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43" (1/1) ... [2019-10-02 09:55:44,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43" (1/1) ... [2019-10-02 09:55:44,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43" (1/1) ... [2019-10-02 09:55:44,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43" (1/1) ... [2019-10-02 09:55:44,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 09:55:44,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 09:55:44,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 09:55:44,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 09:55:44,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43" (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 [2019-10-02 09:55:44,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 09:55:44,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 09:55:44,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 09:55:44,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 09:55:44,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-02 09:55:44,336 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 09:55:44,336 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 09:55:44,336 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-02 09:55:44,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 09:55:44,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 09:55:44,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-02 09:55:44,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-02 09:55:44,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 09:55:44,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 09:55:44,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 09:55:44,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 09:55:44,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 09:55:44,338 INFO L138 BoogieDeclarations]: Found implementation of procedure div_s64_rem [2019-10-02 09:55:44,338 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-02 09:55:44,340 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-02 09:55:44,340 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-02 09:55:44,341 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-10-02 09:55:44,341 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 09:55:44,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-02 09:55:44,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_divns [2019-10-02 09:55:44,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_to_us [2019-10-02 09:55:44,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_us_delta [2019-10-02 09:55:44,342 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-02 09:55:44,342 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-02 09:55:44,342 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-10-02 09:55:44,342 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2019-10-02 09:55:44,342 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-02 09:55:44,342 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 09:55:44,343 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-02 09:55:44,343 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 09:55:44,343 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 09:55:44,344 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-02 09:55:44,344 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-10-02 09:55:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-02 09:55:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-02 09:55:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 09:55:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-02 09:55:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-02 09:55:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-02 09:55:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-10-02 09:55:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2019-10-02 09:55:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-02 09:55:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-02 09:55:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-02 09:55:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-10-02 09:55:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-10-02 09:55:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-02 09:55:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 09:55:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 09:55:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-02 09:55:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-02 09:55:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-02 09:55:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-02 09:55:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-02 09:55:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-02 09:55:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-02 09:55:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-02 09:55:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-02 09:55:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-02 09:55:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-02 09:55:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-02 09:55:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-02 09:55:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-02 09:55:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-02 09:55:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-02 09:55:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-02 09:55:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-02 09:55:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2019-10-02 09:55:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_mtt [2019-10-02 09:55:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2019-10-02 09:55:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_width_bits [2019-10-02 09:55:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_is_active [2019-10-02 09:55:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_activate [2019-10-02 09:55:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_set_status [2019-10-02 09:55:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_set_addr_status [2019-10-02 09:55:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_set_count [2019-10-02 09:55:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_get_status [2019-10-02 09:55:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_get_addr [2019-10-02 09:55:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_get_count [2019-10-02 09:55:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_last [2019-10-02 09:55:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_put [2019-10-02 09:55:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_first [2019-10-02 09:55:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_get [2019-10-02 09:55:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_reg_debug [2019-10-02 09:55:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_ring_debug [2019-10-02 09:55:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_proc_pdev [2019-10-02 09:55:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_proc_ndev [2019-10-02 09:55:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_proc_ring [2019-10-02 09:55:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_seq_show [2019-10-02 09:55:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_seq_open [2019-10-02 09:55:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_alloc_ring [2019-10-02 09:55:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_free_ring [2019-10-02 09:55:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_create_hwif [2019-10-02 09:55:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_destroy_hwif [2019-10-02 09:55:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_process_rx [2019-10-02 09:55:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_fill_rx [2019-10-02 09:55:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_rx_interrupt [2019-10-02 09:55:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_unarm_rx [2019-10-02 09:55:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_process_tx [2019-10-02 09:55:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_set_baud [2019-10-02 09:55:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_hard_start_xmit [2019-10-02 09:55:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_tx_interrupt [2019-10-02 09:55:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_unarm_tx [2019-10-02 09:55:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_start_clock [2019-10-02 09:55:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_stop_clock [2019-10-02 09:55:44,360 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_clear_regs [2019-10-02 09:55:44,360 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_init_chip [2019-10-02 09:55:44,360 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_start_hw [2019-10-02 09:55:44,360 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_stop_hw [2019-10-02 09:55:44,360 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_tx_timeout [2019-10-02 09:55:44,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_ioctl [2019-10-02 09:55:44,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_interrupt [2019-10-02 09:55:44,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_open [2019-10-02 09:55:44,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_close [2019-10-02 09:55:44,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_init [2019-10-02 09:55:44,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_probe [2019-10-02 09:55:44,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_remove [2019-10-02 09:55:44,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_suspend [2019-10-02 09:55:44,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_irda_resume [2019-10-02 09:55:44,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_mod_init [2019-10-02 09:55:44,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vlsi_mod_exit [2019-10-02 09:55:44,363 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-02 09:55:44,364 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-02 09:55:44,364 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-02 09:55:44,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-02 09:55:44,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_3 [2019-10-02 09:55:44,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_2 [2019-10-02 09:55:44,365 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-02 09:55:44,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_4 [2019-10-02 09:55:44,365 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 09:55:44,365 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 09:55:44,365 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 09:55:44,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:55:44,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2019-10-02 09:55:44,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-02 09:55:44,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-02 09:55:44,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-02 09:55:44,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:55:44,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:55:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:55:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-02 09:55:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-02 09:55:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-02 09:55:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_37 [2019-10-02 09:55:44,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_38 [2019-10-02 09:55:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_39 [2019-10-02 09:55:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_40 [2019-10-02 09:55:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_41 [2019-10-02 09:55:44,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_42 [2019-10-02 09:55:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_43 [2019-10-02 09:55:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-10-02 09:55:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-10-02 09:55:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 09:55:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 09:55:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 09:55:44,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 09:55:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 09:55:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 09:55:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:55:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-02 09:55:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-02 09:55:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-02 09:55:44,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-02 09:55:44,383 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2019-10-02 09:55:44,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 09:55:44,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-02 09:55:44,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-02 09:55:44,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-02 09:55:44,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 09:55:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-02 09:55:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 09:55:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2019-10-02 09:55:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:55:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_irdadev [2019-10-02 09:55:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure async_wrap_skb [2019-10-02 09:55:44,384 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-02 09:55:44,385 INFO L138 BoogieDeclarations]: Found implementation of procedure crc_ccitt [2019-10-02 09:55:44,385 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-02 09:55:44,385 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-02 09:55:44,385 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-10-02 09:55:44,385 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-02 09:55:44,385 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 09:55:44,385 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-02 09:55:44,386 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2019-10-02 09:55:44,386 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 09:55:44,386 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-02 09:55:44,386 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_set_media_busy [2019-10-02 09:55:44,386 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_init_max_qos_capabilies [2019-10-02 09:55:44,386 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_qos_bits_to_value [2019-10-02 09:55:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_close [2019-10-02 09:55:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_open [2019-10-02 09:55:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2019-10-02 09:55:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 09:55:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 09:55:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_3 [2019-10-02 09:55:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_3 [2019-10-02 09:55:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2019-10-02 09:55:44,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_2 [2019-10-02 09:55:44,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-02 09:55:44,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2019-10-02 09:55:44,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-02 09:55:44,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-02 09:55:44,388 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-10-02 09:55:44,388 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-02 09:55:44,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-02 09:55:44,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-02 09:55:44,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2019-10-02 09:55:44,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-02 09:55:44,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-02 09:55:44,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-10-02 09:55:44,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-02 09:55:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-02 09:55:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 09:55:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-02 09:55:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-02 09:55:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-02 09:55:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-02 09:55:44,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-02 09:55:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-02 09:55:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 09:55:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 09:55:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2019-10-02 09:55:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2019-10-02 09:55:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_set_size [2019-10-02 09:55:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-02 09:55:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2019-10-02 09:55:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 09:55:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-10-02 09:55:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-02 09:55:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-10-02 09:55:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-10-02 09:55:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-10-02 09:55:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 09:55:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-02 09:55:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 09:55:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 09:55:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 09:55:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 09:55:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 09:55:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 09:55:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 09:55:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 09:55:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 09:55:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 09:55:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-02 09:55:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 09:55:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 09:55:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2019-10-02 09:55:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-02 09:55:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-02 09:55:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-02 09:55:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-02 09:55:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 09:55:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 09:55:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 09:55:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 09:55:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 09:55:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 09:55:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 09:55:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 09:55:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 09:55:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 09:55:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 09:55:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-02 09:55:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-02 09:55:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 09:55:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 09:55:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 09:55:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 09:55:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 09:55:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-02 09:55:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 09:55:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-02 09:55:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 09:55:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure div_s64_rem [2019-10-02 09:55:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 09:55:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-02 09:55:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-02 09:55:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-02 09:55:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-10-02 09:55:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 09:55:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:55:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 09:55:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-02 09:55:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 09:55:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-02 09:55:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-02 09:55:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-02 09:55:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_divns [2019-10-02 09:55:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 09:55:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 09:55:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_to_us [2019-10-02 09:55:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_us_delta [2019-10-02 09:55:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2019-10-02 09:55:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-02 09:55:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-02 09:55:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-10-02 09:55:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2019-10-02 09:55:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-02 09:55:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 09:55:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-02 09:55:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 09:55:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:55:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 09:55:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 09:55:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-02 09:55:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-02 09:55:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-02 09:55:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-02 09:55:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_3 [2019-10-02 09:55:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_2 [2019-10-02 09:55:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-02 09:55:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_4 [2019-10-02 09:55:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 09:55:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 09:55:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_37 [2019-10-02 09:55:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 09:55:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_38 [2019-10-02 09:55:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_39 [2019-10-02 09:55:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-10-02 09:55:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-10-02 09:55:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-02 09:55:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-10-02 09:55:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-10-02 09:55:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-02 09:55:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 09:55:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 09:55:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 09:55:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-02 09:55:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-10-02 09:55:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-02 09:55:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-10-02 09:55:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 09:55:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-02 09:55:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-02 09:55:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-02 09:55:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-02 09:55:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-02 09:55:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-02 09:55:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-02 09:55:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-02 09:55:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 09:55:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-10-02 09:55:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 09:55:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-10-02 09:55:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-02 09:55:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-02 09:55:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-02 09:55:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-02 09:55:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-02 09:55:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-10-02 09:55:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 09:55:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-02 09:55:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 09:55:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-02 09:55:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 09:55:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-02 09:55:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-02 09:55:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-10-02 09:55:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-02 09:55:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 09:55:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2019-10-02 09:55:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2019-10-02 09:55:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-02 09:55:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-02 09:55:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-02 09:55:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-10-02 09:55:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-10-02 09:55:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-02 09:55:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 09:55:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 09:55:44,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-02 09:55:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2019-10-02 09:55:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 09:55:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-10-02 09:55:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-02 09:55:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-02 09:55:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-02 09:55:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-02 09:55:44,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-02 09:55:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-02 09:55:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 09:55:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-02 09:55:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-02 09:55:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:55:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:55:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:55:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-02 09:55:44,413 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-02 09:55:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-02 09:55:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 09:55:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-02 09:55:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-02 09:55:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-02 09:55:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_41 [2019-10-02 09:55:44,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_43 [2019-10-02 09:55:44,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-02 09:55:44,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-02 09:55:44,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-02 09:55:44,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-02 09:55:44,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-02 09:55:44,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-02 09:55:44,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-02 09:55:44,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-02 09:55:44,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-02 09:55:44,416 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-02 09:55:44,416 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-02 09:55:44,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-02 09:55:44,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2019-10-02 09:55:44,416 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-02 09:55:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2019-10-02 09:55:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-02 09:55:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-02 09:55:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-02 09:55:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_40 [2019-10-02 09:55:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-02 09:55:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_42 [2019-10-02 09:55:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2019-10-02 09:55:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2019-10-02 09:55:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure proc_set_size [2019-10-02 09:55:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2019-10-02 09:55:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2019-10-02 09:55:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure irda_init_max_qos_capabilies [2019-10-02 09:55:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure irda_qos_bits_to_value [2019-10-02 09:55:44,419 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_open [2019-10-02 09:55:44,419 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_close [2019-10-02 09:55:44,419 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_set_media_busy [2019-10-02 09:55:44,419 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_irdadev [2019-10-02 09:55:44,419 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_mtt [2019-10-02 09:55:44,419 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2019-10-02 09:55:44,419 INFO L130 BoogieDeclarations]: Found specification of procedure async_wrap_skb [2019-10-02 09:55:44,419 INFO L130 BoogieDeclarations]: Found specification of procedure crc_ccitt [2019-10-02 09:55:44,420 INFO L130 BoogieDeclarations]: Found specification of procedure calc_width_bits [2019-10-02 09:55:44,420 INFO L130 BoogieDeclarations]: Found specification of procedure rd_is_active [2019-10-02 09:55:44,420 INFO L130 BoogieDeclarations]: Found specification of procedure rd_activate [2019-10-02 09:55:44,420 INFO L130 BoogieDeclarations]: Found specification of procedure rd_set_status [2019-10-02 09:55:44,420 INFO L130 BoogieDeclarations]: Found specification of procedure rd_set_addr_status [2019-10-02 09:55:44,420 INFO L130 BoogieDeclarations]: Found specification of procedure rd_set_count [2019-10-02 09:55:44,420 INFO L130 BoogieDeclarations]: Found specification of procedure rd_get_status [2019-10-02 09:55:44,420 INFO L130 BoogieDeclarations]: Found specification of procedure rd_get_addr [2019-10-02 09:55:44,421 INFO L130 BoogieDeclarations]: Found specification of procedure rd_get_count [2019-10-02 09:55:44,421 INFO L130 BoogieDeclarations]: Found specification of procedure ring_last [2019-10-02 09:55:44,421 INFO L130 BoogieDeclarations]: Found specification of procedure ring_put [2019-10-02 09:55:44,421 INFO L130 BoogieDeclarations]: Found specification of procedure ring_first [2019-10-02 09:55:44,421 INFO L130 BoogieDeclarations]: Found specification of procedure ring_get [2019-10-02 09:55:44,421 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_reg_debug [2019-10-02 09:55:44,421 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_ring_debug [2019-10-02 09:55:44,421 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_proc_pdev [2019-10-02 09:55:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_proc_ndev [2019-10-02 09:55:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_proc_ring [2019-10-02 09:55:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_seq_show [2019-10-02 09:55:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_seq_open [2019-10-02 09:55:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_alloc_ring [2019-10-02 09:55:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_free_ring [2019-10-02 09:55:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_create_hwif [2019-10-02 09:55:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_destroy_hwif [2019-10-02 09:55:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_process_rx [2019-10-02 09:55:44,423 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_fill_rx [2019-10-02 09:55:44,423 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_rx_interrupt [2019-10-02 09:55:44,423 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_unarm_rx [2019-10-02 09:55:44,423 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_process_tx [2019-10-02 09:55:44,423 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_set_baud [2019-10-02 09:55:44,423 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_hard_start_xmit [2019-10-02 09:55:44,423 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_tx_interrupt [2019-10-02 09:55:44,423 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_unarm_tx [2019-10-02 09:55:44,424 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_start_clock [2019-10-02 09:55:44,424 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_stop_clock [2019-10-02 09:55:44,424 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_clear_regs [2019-10-02 09:55:44,424 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_init_chip [2019-10-02 09:55:44,424 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_start_hw [2019-10-02 09:55:44,424 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_stop_hw [2019-10-02 09:55:44,424 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_tx_timeout [2019-10-02 09:55:44,424 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_ioctl [2019-10-02 09:55:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_interrupt [2019-10-02 09:55:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_open [2019-10-02 09:55:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_close [2019-10-02 09:55:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_init [2019-10-02 09:55:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_probe [2019-10-02 09:55:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_remove [2019-10-02 09:55:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_suspend [2019-10-02 09:55:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_irda_resume [2019-10-02 09:55:44,426 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_mod_init [2019-10-02 09:55:44,426 INFO L130 BoogieDeclarations]: Found specification of procedure vlsi_mod_exit [2019-10-02 09:55:44,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_3 [2019-10-02 09:55:44,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2019-10-02 09:55:44,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2019-10-02 09:55:44,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_2 [2019-10-02 09:55:44,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 09:55:44,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 09:55:44,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_3 [2019-10-02 09:55:44,427 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 09:55:44,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 09:55:44,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 09:55:44,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 09:55:44,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 09:55:44,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 09:55:44,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-02 09:55:44,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:55:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-02 09:55:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-02 09:55:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 09:55:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-02 09:55:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-02 09:55:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-02 09:55:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 09:55:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 09:55:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 09:55:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 09:55:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 09:55:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 09:55:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 09:55:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 09:55:44,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 09:55:45,847 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 09:56:10,977 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 09:56:10,977 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-02 09:56:10,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:56:10 BoogieIcfgContainer [2019-10-02 09:56:10,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 09:56:10,983 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 09:56:10,983 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 09:56:10,987 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 09:56:10,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 09:55:39" (1/3) ... [2019-10-02 09:56:10,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ec65617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:56:10, skipping insertion in model container [2019-10-02 09:56:10,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:55:43" (2/3) ... [2019-10-02 09:56:10,991 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ec65617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:56:10, skipping insertion in model container [2019-10-02 09:56:10,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:56:10" (3/3) ... [2019-10-02 09:56:10,994 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--vlsi_ir.ko-entry_point.cil.out.i [2019-10-02 09:56:11,006 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 09:56:11,021 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 09:56:11,040 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 09:56:11,099 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 09:56:11,099 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 09:56:11,100 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 09:56:11,100 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 09:56:11,100 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 09:56:11,100 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 09:56:11,100 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 09:56:11,100 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 09:56:11,100 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 09:56:11,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states. [2019-10-02 09:56:11,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-02 09:56:11,220 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:56:11,222 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:56:11,225 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:56:11,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:56:11,231 INFO L82 PathProgramCache]: Analyzing trace with hash -117006447, now seen corresponding path program 1 times [2019-10-02 09:56:11,234 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:56:11,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:56:11,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:11,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:56:11,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:56:12,970 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-10-02 09:56:12,973 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:56:12,973 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:56:12,978 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:56:12,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:56:12,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:56:12,996 INFO L87 Difference]: Start difference. First operand 2294 states. Second operand 3 states. [2019-10-02 09:56:15,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:56:15,358 INFO L93 Difference]: Finished difference Result 5376 states and 7189 transitions. [2019-10-02 09:56:15,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:56:15,360 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 178 [2019-10-02 09:56:15,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:56:15,412 INFO L225 Difference]: With dead ends: 5376 [2019-10-02 09:56:15,412 INFO L226 Difference]: Without dead ends: 3302 [2019-10-02 09:56:15,430 INFO L640 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 [2019-10-02 09:56:15,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3302 states. [2019-10-02 09:56:15,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3302 to 3284. [2019-10-02 09:56:15,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3284 states. [2019-10-02 09:56:15,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 3284 states and 4359 transitions. [2019-10-02 09:56:15,956 INFO L78 Accepts]: Start accepts. Automaton has 3284 states and 4359 transitions. Word has length 178 [2019-10-02 09:56:15,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:56:15,959 INFO L475 AbstractCegarLoop]: Abstraction has 3284 states and 4359 transitions. [2019-10-02 09:56:15,959 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 09:56:15,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 4359 transitions. [2019-10-02 09:56:15,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-10-02 09:56:15,977 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:56:15,978 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:56:15,978 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:56:15,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:56:15,979 INFO L82 PathProgramCache]: Analyzing trace with hash -362022743, now seen corresponding path program 1 times [2019-10-02 09:56:15,979 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:56:15,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:56:15,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:15,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:56:15,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:56:16,648 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:56:16,649 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:56:16,649 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:56:16,651 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:56:16,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:56:16,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:56:16,652 INFO L87 Difference]: Start difference. First operand 3284 states and 4359 transitions. Second operand 5 states. [2019-10-02 09:56:17,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:56:17,071 INFO L93 Difference]: Finished difference Result 9793 states and 13028 transitions. [2019-10-02 09:56:17,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:56:17,072 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 227 [2019-10-02 09:56:17,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:56:17,159 INFO L225 Difference]: With dead ends: 9793 [2019-10-02 09:56:17,159 INFO L226 Difference]: Without dead ends: 6547 [2019-10-02 09:56:17,190 INFO L640 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 [2019-10-02 09:56:17,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6547 states. [2019-10-02 09:56:17,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6547 to 6524. [2019-10-02 09:56:17,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6524 states. [2019-10-02 09:56:17,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6524 states to 6524 states and 8669 transitions. [2019-10-02 09:56:17,655 INFO L78 Accepts]: Start accepts. Automaton has 6524 states and 8669 transitions. Word has length 227 [2019-10-02 09:56:17,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:56:17,656 INFO L475 AbstractCegarLoop]: Abstraction has 6524 states and 8669 transitions. [2019-10-02 09:56:17,657 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:56:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 6524 states and 8669 transitions. [2019-10-02 09:56:17,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-10-02 09:56:17,670 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:56:17,671 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:56:17,671 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:56:17,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:56:17,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1670578888, now seen corresponding path program 1 times [2019-10-02 09:56:17,672 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:56:17,673 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:56:17,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:17,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:56:17,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:56:18,400 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:56:18,401 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:56:18,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:56:18,402 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:56:18,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:56:18,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:56:18,403 INFO L87 Difference]: Start difference. First operand 6524 states and 8669 transitions. Second operand 5 states. [2019-10-02 09:56:19,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:56:19,009 INFO L93 Difference]: Finished difference Result 19538 states and 26008 transitions. [2019-10-02 09:56:19,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:56:19,010 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 228 [2019-10-02 09:56:19,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:56:19,139 INFO L225 Difference]: With dead ends: 19538 [2019-10-02 09:56:19,140 INFO L226 Difference]: Without dead ends: 13052 [2019-10-02 09:56:19,182 INFO L640 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 [2019-10-02 09:56:19,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13052 states. [2019-10-02 09:56:19,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13052 to 13013. [2019-10-02 09:56:19,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13013 states. [2019-10-02 09:56:19,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13013 states to 13013 states and 17302 transitions. [2019-10-02 09:56:19,947 INFO L78 Accepts]: Start accepts. Automaton has 13013 states and 17302 transitions. Word has length 228 [2019-10-02 09:56:19,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:56:19,948 INFO L475 AbstractCegarLoop]: Abstraction has 13013 states and 17302 transitions. [2019-10-02 09:56:19,948 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:56:19,948 INFO L276 IsEmpty]: Start isEmpty. Operand 13013 states and 17302 transitions. [2019-10-02 09:56:19,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-10-02 09:56:19,962 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:56:19,962 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:56:19,962 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:56:19,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:56:19,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1178371724, now seen corresponding path program 1 times [2019-10-02 09:56:19,963 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:56:19,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:56:19,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:19,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:56:19,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:56:21,632 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:56:21,632 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:56:21,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:56:21,633 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:56:21,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:56:21,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:56:21,634 INFO L87 Difference]: Start difference. First operand 13013 states and 17302 transitions. Second operand 5 states. [2019-10-02 09:56:22,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:56:22,588 INFO L93 Difference]: Finished difference Result 39050 states and 51999 transitions. [2019-10-02 09:56:22,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:56:22,588 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 229 [2019-10-02 09:56:22,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:56:22,779 INFO L225 Difference]: With dead ends: 39050 [2019-10-02 09:56:22,779 INFO L226 Difference]: Without dead ends: 26075 [2019-10-02 09:56:22,864 INFO L640 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 [2019-10-02 09:56:22,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26075 states. [2019-10-02 09:56:23,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26075 to 26000. [2019-10-02 09:56:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26000 states. [2019-10-02 09:56:24,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26000 states to 26000 states and 34587 transitions. [2019-10-02 09:56:24,140 INFO L78 Accepts]: Start accepts. Automaton has 26000 states and 34587 transitions. Word has length 229 [2019-10-02 09:56:24,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:56:24,141 INFO L475 AbstractCegarLoop]: Abstraction has 26000 states and 34587 transitions. [2019-10-02 09:56:24,141 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:56:24,141 INFO L276 IsEmpty]: Start isEmpty. Operand 26000 states and 34587 transitions. [2019-10-02 09:56:24,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-10-02 09:56:24,151 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:56:24,152 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:56:24,152 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:56:24,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:56:24,153 INFO L82 PathProgramCache]: Analyzing trace with hash -233954373, now seen corresponding path program 1 times [2019-10-02 09:56:24,153 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:56:24,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:56:24,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:24,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:56:24,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:56:25,164 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:56:25,165 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:56:25,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:56:25,167 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:56:25,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:56:25,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:56:25,168 INFO L87 Difference]: Start difference. First operand 26000 states and 34587 transitions. Second operand 5 states. [2019-10-02 09:56:26,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:56:26,964 INFO L93 Difference]: Finished difference Result 77820 states and 103611 transitions. [2019-10-02 09:56:26,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:56:26,964 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 230 [2019-10-02 09:56:26,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:56:27,295 INFO L225 Difference]: With dead ends: 77820 [2019-10-02 09:56:27,295 INFO L226 Difference]: Without dead ends: 51858 [2019-10-02 09:56:27,414 INFO L640 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 [2019-10-02 09:56:27,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51858 states. [2019-10-02 09:56:30,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51858 to 51717. [2019-10-02 09:56:30,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51717 states. [2019-10-02 09:56:31,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51717 states to 51717 states and 68781 transitions. [2019-10-02 09:56:31,224 INFO L78 Accepts]: Start accepts. Automaton has 51717 states and 68781 transitions. Word has length 230 [2019-10-02 09:56:31,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:56:31,225 INFO L475 AbstractCegarLoop]: Abstraction has 51717 states and 68781 transitions. [2019-10-02 09:56:31,225 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:56:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 51717 states and 68781 transitions. [2019-10-02 09:56:31,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-10-02 09:56:31,245 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:56:31,245 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:56:31,246 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:56:31,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:56:31,247 INFO L82 PathProgramCache]: Analyzing trace with hash -879720574, now seen corresponding path program 1 times [2019-10-02 09:56:31,247 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:56:31,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:56:31,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:31,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:56:31,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:56:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:56:31,937 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2019-10-02 09:56:31,938 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:56:31,938 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:56:32,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:56:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:56:37,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 7212 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:56:37,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:56:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:56:37,918 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:56:37,919 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2019-10-02 09:56:37,920 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 09:56:37,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 09:56:37,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-10-02 09:56:37,921 INFO L87 Difference]: Start difference. First operand 51717 states and 68781 transitions. Second operand 14 states. [2019-10-02 09:57:22,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:57:22,194 INFO L93 Difference]: Finished difference Result 130363 states and 173739 transitions. [2019-10-02 09:57:22,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 09:57:22,195 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 243 [2019-10-02 09:57:22,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:57:22,863 INFO L225 Difference]: With dead ends: 130363 [2019-10-02 09:57:22,863 INFO L226 Difference]: Without dead ends: 78684 [2019-10-02 09:57:23,081 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2019-10-02 09:57:23,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78684 states. [2019-10-02 09:57:26,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78684 to 77887. [2019-10-02 09:57:26,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77887 states. [2019-10-02 09:57:27,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77887 states to 77887 states and 103622 transitions. [2019-10-02 09:57:27,036 INFO L78 Accepts]: Start accepts. Automaton has 77887 states and 103622 transitions. Word has length 243 [2019-10-02 09:57:27,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:57:27,037 INFO L475 AbstractCegarLoop]: Abstraction has 77887 states and 103622 transitions. [2019-10-02 09:57:27,037 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 09:57:27,038 INFO L276 IsEmpty]: Start isEmpty. Operand 77887 states and 103622 transitions. [2019-10-02 09:57:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-10-02 09:57:27,052 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:57:27,052 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:57:27,052 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:57:27,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:57:27,053 INFO L82 PathProgramCache]: Analyzing trace with hash -438054484, now seen corresponding path program 1 times [2019-10-02 09:57:27,053 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:57:27,053 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:57:27,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:27,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:57:27,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:57:28,453 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:57:28,454 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:57:28,454 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:57:28,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:57:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:57:32,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 7214 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:57:32,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:57:32,619 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:57:32,704 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:57:32,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:57:32,705 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:57:32,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:57:32,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:57:32,707 INFO L87 Difference]: Start difference. First operand 77887 states and 103622 transitions. Second operand 15 states. [2019-10-02 09:58:01,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:58:01,095 INFO L93 Difference]: Finished difference Result 246196 states and 328034 transitions. [2019-10-02 09:58:01,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 09:58:01,096 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 244 [2019-10-02 09:58:01,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:58:02,000 INFO L225 Difference]: With dead ends: 246196 [2019-10-02 09:58:02,001 INFO L226 Difference]: Without dead ends: 168347 [2019-10-02 09:58:02,256 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 09:58:02,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168347 states. [2019-10-02 09:58:08,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168347 to 167843. [2019-10-02 09:58:08,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167843 states. [2019-10-02 09:58:08,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167843 states to 167843 states and 223408 transitions. [2019-10-02 09:58:08,589 INFO L78 Accepts]: Start accepts. Automaton has 167843 states and 223408 transitions. Word has length 244 [2019-10-02 09:58:08,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:58:08,590 INFO L475 AbstractCegarLoop]: Abstraction has 167843 states and 223408 transitions. [2019-10-02 09:58:08,590 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 09:58:08,590 INFO L276 IsEmpty]: Start isEmpty. Operand 167843 states and 223408 transitions. [2019-10-02 09:58:08,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-10-02 09:58:08,605 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:58:08,605 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:58:08,606 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:58:08,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:58:08,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1161131675, now seen corresponding path program 1 times [2019-10-02 09:58:08,606 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:58:08,606 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:58:08,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:08,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:58:08,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:58:09,333 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:58:09,334 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:58:09,334 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:58:10,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:58:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:58:13,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 7216 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:58:13,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:58:13,851 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:58:13,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:58:13,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:58:13,950 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:58:13,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:58:13,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:58:13,951 INFO L87 Difference]: Start difference. First operand 167843 states and 223408 transitions. Second operand 15 states. [2019-10-02 09:58:45,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:58:45,196 INFO L93 Difference]: Finished difference Result 489634 states and 652363 transitions. [2019-10-02 09:58:45,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 09:58:45,197 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 245 [2019-10-02 09:58:45,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:58:46,675 INFO L225 Difference]: With dead ends: 489634 [2019-10-02 09:58:46,676 INFO L226 Difference]: Without dead ends: 321829 [2019-10-02 09:58:47,060 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 09:58:47,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321829 states. [2019-10-02 09:58:59,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321829 to 314877. [2019-10-02 09:58:59,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314877 states. [2019-10-02 09:59:00,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314877 states to 314877 states and 419183 transitions. [2019-10-02 09:59:00,263 INFO L78 Accepts]: Start accepts. Automaton has 314877 states and 419183 transitions. Word has length 245 [2019-10-02 09:59:00,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:59:00,264 INFO L475 AbstractCegarLoop]: Abstraction has 314877 states and 419183 transitions. [2019-10-02 09:59:00,264 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 09:59:00,264 INFO L276 IsEmpty]: Start isEmpty. Operand 314877 states and 419183 transitions. [2019-10-02 09:59:00,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-10-02 09:59:00,282 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:59:00,283 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:59:00,283 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:59:00,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:59:00,284 INFO L82 PathProgramCache]: Analyzing trace with hash -11265691, now seen corresponding path program 1 times [2019-10-02 09:59:00,284 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:59:00,284 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:59:00,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:59:00,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:59:00,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:59:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:59:06,767 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:59:06,767 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:59:06,767 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:59:07,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:59:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:59:10,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 7218 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:59:10,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:59:11,119 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 09:59:11,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:59:11,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:59:11,178 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:59:11,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:59:11,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:59:11,179 INFO L87 Difference]: Start difference. First operand 314877 states and 419183 transitions. Second operand 15 states. [2019-10-02 09:59:41,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:59:41,661 INFO L93 Difference]: Finished difference Result 884298 states and 1177790 transitions. [2019-10-02 09:59:41,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 09:59:41,662 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 246 [2019-10-02 09:59:41,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:59:44,025 INFO L225 Difference]: With dead ends: 884298 [2019-10-02 09:59:44,025 INFO L226 Difference]: Without dead ends: 569459 [2019-10-02 09:59:54,289 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 09:59:54,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569459 states. [2019-10-02 10:00:24,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569459 to 552928. [2019-10-02 10:00:24,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 552928 states. [2019-10-02 10:00:26,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552928 states to 552928 states and 735785 transitions. [2019-10-02 10:00:26,441 INFO L78 Accepts]: Start accepts. Automaton has 552928 states and 735785 transitions. Word has length 246 [2019-10-02 10:00:26,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 10:00:26,442 INFO L475 AbstractCegarLoop]: Abstraction has 552928 states and 735785 transitions. [2019-10-02 10:00:26,442 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 10:00:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 552928 states and 735785 transitions. [2019-10-02 10:00:26,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-10-02 10:00:26,465 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 10:00:26,465 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 10:00:26,466 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 10:00:26,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 10:00:26,466 INFO L82 PathProgramCache]: Analyzing trace with hash 105895230, now seen corresponding path program 1 times [2019-10-02 10:00:26,466 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 10:00:26,466 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 10:00:26,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 10:00:26,479 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 10:00:26,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 10:00:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 10:00:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2019-10-02 10:00:27,080 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 10:00:27,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 10:00:27,081 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 10:00:27,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 10:00:27,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 10:00:27,082 INFO L87 Difference]: Start difference. First operand 552928 states and 735785 transitions. Second operand 3 states. [2019-10-02 10:00:59,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 10:00:59,549 INFO L93 Difference]: Finished difference Result 1481728 states and 1968272 transitions. [2019-10-02 10:00:59,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 10:00:59,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 312 [2019-10-02 10:00:59,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 10:01:16,252 INFO L225 Difference]: With dead ends: 1481728 [2019-10-02 10:01:16,252 INFO L226 Difference]: Without dead ends: 928838 [2019-10-02 10:01:17,229 INFO L640 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 [2019-10-02 10:01:19,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928838 states.