java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--via-ircc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:00:23,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:00:23,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:00:23,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:00:23,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:00:23,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:00:23,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:00:23,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:00:23,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:00:23,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:00:23,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:00:23,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:00:23,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:00:23,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:00:23,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:00:23,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:00:23,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:00:23,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:00:23,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:00:23,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:00:23,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:00:23,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:00:23,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:00:23,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:00:23,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:00:23,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:00:23,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:00:23,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:00:23,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:00:23,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:00:23,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:00:23,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:00:23,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:00:23,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:00:23,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:00:23,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:00:23,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:00:23,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:00:23,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:00:23,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:00:23,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:00:23,382 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:00:23,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:00:23,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:00:23,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:00:23,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:00:23,398 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:00:23,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:00:23,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:00:23,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:00:23,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:00:23,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:00:23,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:00:23,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:00:23,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:00:23,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:00:23,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:00:23,400 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:00:23,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:00:23,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:00:23,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:00:23,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:00:23,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:00:23,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:00:23,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:00:23,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:00:23,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:00:23,403 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:00:23,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:00:23,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:00:23,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:00:23,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:00:23,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:00:23,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:00:23,709 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:00:23,709 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:00:23,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--via-ircc.ko-entry_point.cil.out.i [2019-10-13 21:00:23,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0ceb14b/84fa56422c6b4cbab2a08070310173f9/FLAGf2f280f7b [2019-10-13 21:00:24,719 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:00:24,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--via-ircc.ko-entry_point.cil.out.i [2019-10-13 21:00:24,763 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0ceb14b/84fa56422c6b4cbab2a08070310173f9/FLAGf2f280f7b [2019-10-13 21:00:25,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de0ceb14b/84fa56422c6b4cbab2a08070310173f9 [2019-10-13 21:00:25,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:00:25,133 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:00:25,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:00:25,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:00:25,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:00:25,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:00:25" (1/1) ... [2019-10-13 21:00:25,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6764f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:25, skipping insertion in model container [2019-10-13 21:00:25,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:00:25" (1/1) ... [2019-10-13 21:00:25,152 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:00:25,344 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:00:28,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:00:28,276 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:00:28,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:00:29,232 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:00:29,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29 WrapperNode [2019-10-13 21:00:29,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:00:29,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:00:29,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:00:29,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:00:29,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29" (1/1) ... [2019-10-13 21:00:29,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29" (1/1) ... [2019-10-13 21:00:29,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29" (1/1) ... [2019-10-13 21:00:29,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29" (1/1) ... [2019-10-13 21:00:29,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29" (1/1) ... [2019-10-13 21:00:29,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29" (1/1) ... [2019-10-13 21:00:29,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29" (1/1) ... [2019-10-13 21:00:29,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:00:29,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:00:29,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:00:29,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:00:29,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:00:29,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:00:29,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:00:29,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-13 21:00:29,715 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 21:00:29,716 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 21:00:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 21:00:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 21:00:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 21:00:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 21:00:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 21:00:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 21:00:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 21:00:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 21:00:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 21:00:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-10-13 21:00:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-10-13 21:00:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-13 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-13 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-10-13 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-10-13 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-10-13 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-10-13 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-10-13 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-10-13 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-13 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-13 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-13 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-13 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-13 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-13 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-13 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-10-13 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-13 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-13 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-13 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-13 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-13 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-13 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-13 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-10-13 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_all_tx_empty [2019-10-13 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2019-10-13 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2019-10-13 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure DisableDmaChannel [2019-10-13 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2019-10-13 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2019-10-13 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2019-10-13 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2019-10-13 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2019-10-13 21:00:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2019-10-13 21:00:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2019-10-13 21:00:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIFO [2019-10-13 21:00:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2019-10-13 21:00:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2019-10-13 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2019-10-13 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2019-10-13 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2019-10-13 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2019-10-13 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2019-10-13 21:00:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2019-10-13 21:00:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2019-10-13 21:00:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2019-10-13 21:00:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2019-10-13 21:00:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure Rd_Indx [2019-10-13 21:00:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2019-10-13 21:00:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetDongle [2019-10-13 21:00:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSITmode [2019-10-13 21:00:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure SI_SetMode [2019-10-13 21:00:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2019-10-13 21:00:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2019-10-13 21:00:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2019-10-13 21:00:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2019-10-13 21:00:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2019-10-13 21:00:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure SetVFIR [2019-10-13 21:00:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIR [2019-10-13 21:00:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMIR [2019-10-13 21:00:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2019-10-13 21:00:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure iodelay [2019-10-13 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_init [2019-10-13 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure via_init_one [2019-10-13 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_cleanup [2019-10-13 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2019-10-13 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2019-10-13 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure via_hw_init [2019-10-13 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_read_dongle_id [2019-10-13 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2019-10-13 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2019-10-13 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_sir [2019-10-13 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_fir [2019-10-13 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2019-10-13 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit_complete [2019-10-13 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2019-10-13 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive_complete [2019-10-13 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure upload_rxdata [2019-10-13 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure RxTimerHandler [2019-10-13 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_interrupt [2019-10-13 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2019-10-13 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_is_receiving [2019-10-13 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2019-10-13 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2019-10-13 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_ioctl [2019-10-13 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_3 [2019-10-13 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_4 [2019-10-13 21:00:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 21:00:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2019-10-13 21:00:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:00:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 21:00:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 21:00:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 21:00:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-13 21:00:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2019-10-13 21:00:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-13 21:00:29,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-13 21:00:29,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-13 21:00:29,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-13 21:00:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-13 21:00:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-13 21:00:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-13 21:00:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-13 21:00:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-13 21:00:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_37 [2019-10-13 21:00:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_38 [2019-10-13 21:00:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_39 [2019-10-13 21:00:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2019-10-13 21:00:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_41 [2019-10-13 21:00:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_42 [2019-10-13 21:00:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_43 [2019-10-13 21:00:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_44 [2019-10-13 21:00:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_45 [2019-10-13 21:00:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_46 [2019-10-13 21:00:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 21:00:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 21:00:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 21:00:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 21:00:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 21:00:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 21:00:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 21:00:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 21:00:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 21:00:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 21:00:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 21:00:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 21:00:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-13 21:00:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 21:00:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-10-13 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-10-13 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_irdadev [2019-10-13 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure async_wrap_skb [2019-10-13 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-13 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-13 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-13 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2019-10-13 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-13 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_set_media_busy [2019-10-13 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_init_max_qos_capabilies [2019-10-13 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_qos_bits_to_value [2019-10-13 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2019-10-13 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_close [2019-10-13 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_open [2019-10-13 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-13 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2019-10-13 21:00:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_3 [2019-10-13 21:00:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2019-10-13 21:00:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_3 [2019-10-13 21:00:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_4 [2019-10-13 21:00:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 21:00:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-10-13 21:00:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-10-13 21:00:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-10-13 21:00:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-10-13 21:00:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-13 21:00:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-13 21:00:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-13 21:00:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-10-13 21:00:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-13 21:00:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 21:00:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-10-13 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-10-13 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-13 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2019-10-13 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-13 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 21:00:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:00:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:00:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 21:00:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-13 21:00:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 21:00:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:00:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:00:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 21:00:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 21:00:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 21:00:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-13 21:00:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 21:00:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 21:00:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 21:00:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:00:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 21:00:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-13 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-10-13 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-10-13 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-10-13 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-10-13 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-10-13 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-13 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-13 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-10-13 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-10-13 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-10-13 21:00:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-10-13 21:00:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-10-13 21:00:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-13 21:00:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-10-13 21:00:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-10-13 21:00:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-10-13 21:00:29,784 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-10-13 21:00:29,784 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-10-13 21:00:29,785 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-13 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-13 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-13 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-13 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 21:00:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 21:00:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 21:00:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_3 [2019-10-13 21:00:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_4 [2019-10-13 21:00:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2019-10-13 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-10-13 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2019-10-13 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-13 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-13 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-13 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-13 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-13 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-13 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-13 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-13 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-13 21:00:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-13 21:00:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-13 21:00:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-13 21:00:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-13 21:00:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-13 21:00:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-13 21:00:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-13 21:00:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-10-13 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_43 [2019-10-13 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_44 [2019-10-13 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_45 [2019-10-13 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_46 [2019-10-13 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-13 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-13 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2019-10-13 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_42 [2019-10-13 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-13 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-13 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-13 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-13 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-13 21:00:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-13 21:00:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-13 21:00:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-13 21:00:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_39 [2019-10-13 21:00:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-13 21:00:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_41 [2019-10-13 21:00:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-13 21:00:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-10-13 21:00:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-13 21:00:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-10-13 21:00:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 21:00:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-13 21:00:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 21:00:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_37 [2019-10-13 21:00:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 21:00:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_38 [2019-10-13 21:00:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 21:00:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 21:00:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2019-10-13 21:00:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2019-10-13 21:00:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_all_tx_empty [2019-10-13 21:00:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:00:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure irda_init_max_qos_capabilies [2019-10-13 21:00:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure irda_qos_bits_to_value [2019-10-13 21:00:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_open [2019-10-13 21:00:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_close [2019-10-13 21:00:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_set_media_busy [2019-10-13 21:00:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2019-10-13 21:00:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_irdadev [2019-10-13 21:00:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2019-10-13 21:00:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2019-10-13 21:00:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure async_wrap_skb [2019-10-13 21:00:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure DisableDmaChannel [2019-10-13 21:00:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2019-10-13 21:00:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2019-10-13 21:00:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2019-10-13 21:00:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2019-10-13 21:00:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2019-10-13 21:00:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2019-10-13 21:00:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2019-10-13 21:00:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIFO [2019-10-13 21:00:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2019-10-13 21:00:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2019-10-13 21:00:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2019-10-13 21:00:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2019-10-13 21:00:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2019-10-13 21:00:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2019-10-13 21:00:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2019-10-13 21:00:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2019-10-13 21:00:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2019-10-13 21:00:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2019-10-13 21:00:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2019-10-13 21:00:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure Rd_Indx [2019-10-13 21:00:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2019-10-13 21:00:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure ResetDongle [2019-10-13 21:00:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure SetSITmode [2019-10-13 21:00:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure SI_SetMode [2019-10-13 21:00:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2019-10-13 21:00:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2019-10-13 21:00:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2019-10-13 21:00:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2019-10-13 21:00:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2019-10-13 21:00:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure SetVFIR [2019-10-13 21:00:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIR [2019-10-13 21:00:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure SetMIR [2019-10-13 21:00:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2019-10-13 21:00:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2019-10-13 21:00:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2019-10-13 21:00:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive_complete [2019-10-13 21:00:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_sir [2019-10-13 21:00:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_fir [2019-10-13 21:00:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure via_hw_init [2019-10-13 21:00:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2019-10-13 21:00:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_interrupt [2019-10-13 21:00:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_is_receiving [2019-10-13 21:00:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_read_dongle_id [2019-10-13 21:00:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2019-10-13 21:00:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2019-10-13 21:00:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_ioctl [2019-10-13 21:00:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2019-10-13 21:00:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure RxTimerHandler [2019-10-13 21:00:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2019-10-13 21:00:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2019-10-13 21:00:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure upload_rxdata [2019-10-13 21:00:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure via_init_one [2019-10-13 21:00:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2019-10-13 21:00:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure iodelay [2019-10-13 21:00:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_init [2019-10-13 21:00:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_cleanup [2019-10-13 21:00:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit_complete [2019-10-13 21:00:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_3 [2019-10-13 21:00:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2019-10-13 21:00:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2019-10-13 21:00:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 21:00:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 21:00:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_3 [2019-10-13 21:00:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_4 [2019-10-13 21:00:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:00:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 21:00:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 21:00:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 21:00:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 21:00:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 21:00:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 21:00:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 21:00:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 21:00:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 21:00:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 21:00:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 21:00:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:00:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 21:00:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:00:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:00:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 21:00:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:00:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 21:00:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 21:00:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 21:00:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 21:00:30,978 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 21:00:45,920 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:00:45,921 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 21:00:45,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:00:45 BoogieIcfgContainer [2019-10-13 21:00:45,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:00:45,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:00:45,926 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:00:45,929 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:00:45,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:00:25" (1/3) ... [2019-10-13 21:00:45,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37389f39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:00:45, skipping insertion in model container [2019-10-13 21:00:45,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:00:29" (2/3) ... [2019-10-13 21:00:45,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37389f39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:00:45, skipping insertion in model container [2019-10-13 21:00:45,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:00:45" (3/3) ... [2019-10-13 21:00:45,936 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--via-ircc.ko-entry_point.cil.out.i [2019-10-13 21:00:45,944 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:00:45,955 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:00:45,965 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:00:46,007 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:00:46,007 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:00:46,007 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:00:46,008 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:00:46,008 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:00:46,008 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:00:46,008 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:00:46,008 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:00:46,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states. [2019-10-13 21:00:46,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-10-13 21:00:46,122 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:46,124 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:00:46,128 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:46,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:46,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1216176871, now seen corresponding path program 1 times [2019-10-13 21:00:46,145 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:46,145 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755039620] [2019-10-13 21:00:46,145 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:46,146 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:46,146 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-13 21:00:47,438 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755039620] [2019-10-13 21:00:47,439 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:47,439 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:47,440 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490402973] [2019-10-13 21:00:47,445 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:47,448 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:47,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:47,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:47,467 INFO L87 Difference]: Start difference. First operand 2243 states. Second operand 5 states. [2019-10-13 21:00:48,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:48,087 INFO L93 Difference]: Finished difference Result 6511 states and 9215 transitions. [2019-10-13 21:00:48,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:48,089 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2019-10-13 21:00:48,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:48,182 INFO L225 Difference]: With dead ends: 6511 [2019-10-13 21:00:48,182 INFO L226 Difference]: Without dead ends: 4294 [2019-10-13 21:00:48,213 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:48,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4294 states. [2019-10-13 21:00:48,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4294 to 4281. [2019-10-13 21:00:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2019-10-13 21:00:48,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 6028 transitions. [2019-10-13 21:00:48,705 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 6028 transitions. Word has length 216 [2019-10-13 21:00:48,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:48,706 INFO L462 AbstractCegarLoop]: Abstraction has 4281 states and 6028 transitions. [2019-10-13 21:00:48,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 6028 transitions. [2019-10-13 21:00:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-10-13 21:00:48,727 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:48,727 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-10-13 21:00:48,728 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:48,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:48,728 INFO L82 PathProgramCache]: Analyzing trace with hash 41801209, now seen corresponding path program 1 times [2019-10-13 21:00:48,728 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:48,729 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846289558] [2019-10-13 21:00:48,729 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:48,729 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:48,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-13 21:00:49,293 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846289558] [2019-10-13 21:00:49,293 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:49,293 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:49,297 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923582513] [2019-10-13 21:00:49,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:49,300 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:49,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:49,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:49,301 INFO L87 Difference]: Start difference. First operand 4281 states and 6028 transitions. Second operand 5 states. [2019-10-13 21:00:49,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:49,961 INFO L93 Difference]: Finished difference Result 12799 states and 18090 transitions. [2019-10-13 21:00:49,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:49,962 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 217 [2019-10-13 21:00:49,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:50,045 INFO L225 Difference]: With dead ends: 12799 [2019-10-13 21:00:50,045 INFO L226 Difference]: Without dead ends: 8550 [2019-10-13 21:00:50,086 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:50,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8550 states. [2019-10-13 21:00:50,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8550 to 8529. [2019-10-13 21:00:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8529 states. [2019-10-13 21:00:50,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8529 states to 8529 states and 12038 transitions. [2019-10-13 21:00:50,667 INFO L78 Accepts]: Start accepts. Automaton has 8529 states and 12038 transitions. Word has length 217 [2019-10-13 21:00:50,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:50,669 INFO L462 AbstractCegarLoop]: Abstraction has 8529 states and 12038 transitions. [2019-10-13 21:00:50,669 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:50,669 INFO L276 IsEmpty]: Start isEmpty. Operand 8529 states and 12038 transitions. [2019-10-13 21:00:50,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-10-13 21:00:50,687 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:50,687 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-10-13 21:00:50,687 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:50,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:50,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1724481756, now seen corresponding path program 1 times [2019-10-13 21:00:50,688 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:50,688 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747774729] [2019-10-13 21:00:50,689 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:50,689 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:50,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:51,169 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-13 21:00:51,170 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747774729] [2019-10-13 21:00:51,170 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:51,170 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:51,171 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913142666] [2019-10-13 21:00:51,171 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:51,172 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:51,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:51,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:51,172 INFO L87 Difference]: Start difference. First operand 8529 states and 12038 transitions. Second operand 5 states. [2019-10-13 21:00:52,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:52,865 INFO L93 Difference]: Finished difference Result 25566 states and 36204 transitions. [2019-10-13 21:00:52,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:52,866 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 218 [2019-10-13 21:00:52,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:52,997 INFO L225 Difference]: With dead ends: 25566 [2019-10-13 21:00:52,997 INFO L226 Difference]: Without dead ends: 17069 [2019-10-13 21:00:53,050 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:53,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17069 states. [2019-10-13 21:00:53,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17069 to 17030. [2019-10-13 21:00:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17030 states. [2019-10-13 21:00:54,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17030 states to 17030 states and 24086 transitions. [2019-10-13 21:00:54,014 INFO L78 Accepts]: Start accepts. Automaton has 17030 states and 24086 transitions. Word has length 218 [2019-10-13 21:00:54,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:54,015 INFO L462 AbstractCegarLoop]: Abstraction has 17030 states and 24086 transitions. [2019-10-13 21:00:54,015 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:54,015 INFO L276 IsEmpty]: Start isEmpty. Operand 17030 states and 24086 transitions. [2019-10-13 21:00:54,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-10-13 21:00:54,032 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:54,033 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-10-13 21:00:54,033 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:54,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:54,033 INFO L82 PathProgramCache]: Analyzing trace with hash -606930404, now seen corresponding path program 1 times [2019-10-13 21:00:54,034 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:54,034 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647564890] [2019-10-13 21:00:54,034 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:54,034 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:54,034 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:54,553 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-13 21:00:54,554 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647564890] [2019-10-13 21:00:54,554 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:54,554 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:54,554 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081100467] [2019-10-13 21:00:54,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:54,555 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:54,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:54,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:54,556 INFO L87 Difference]: Start difference. First operand 17030 states and 24086 transitions. Second operand 5 states. [2019-10-13 21:00:55,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:55,792 INFO L93 Difference]: Finished difference Result 50570 states and 71734 transitions. [2019-10-13 21:00:55,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:55,793 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 219 [2019-10-13 21:00:55,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:56,018 INFO L225 Difference]: With dead ends: 50570 [2019-10-13 21:00:56,018 INFO L226 Difference]: Without dead ends: 33572 [2019-10-13 21:00:56,100 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:56,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33572 states.