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 0.1.24-13a467a-m [2019-10-15 00:59:25,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:59:25,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:59:25,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:59:25,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:59:25,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:59:25,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:59:25,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:59:25,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:59:25,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:59:25,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:59:25,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:59:25,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:59:25,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:59:25,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:59:25,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:59:25,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:59:25,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:59:25,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:59:25,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:59:25,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:59:25,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:59:25,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:59:25,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:59:25,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:59:25,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:59:25,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:59:25,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:59:25,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:59:25,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:59:25,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:59:25,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:59:25,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:59:25,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:59:25,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:59:25,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:59:25,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:59:25,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:59:25,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:59:25,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:59:25,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:59:25,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 00:59:25,192 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:59:25,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:59:25,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:59:25,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:59:25,194 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:59:25,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:59:25,194 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:59:25,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:59:25,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:59:25,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:59:25,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:59:25,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:59:25,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:59:25,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:59:25,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:59:25,196 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:59:25,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:59:25,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:59:25,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:59:25,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:59:25,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:59:25,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:59:25,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:59:25,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:59:25,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:59:25,200 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:59:25,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:59:25,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:59:25,200 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 [2019-10-15 00:59:25,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:59:25,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:59:25,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:59:25,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:59:25,508 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:59:25,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--via-ircc.ko-entry_point.cil.out.i [2019-10-15 00:59:25,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e1e7ef6/585ab262ac024315873d17accd79121d/FLAGc6bfb632c [2019-10-15 00:59:26,566 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:59:26,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--via-ircc.ko-entry_point.cil.out.i [2019-10-15 00:59:26,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e1e7ef6/585ab262ac024315873d17accd79121d/FLAGc6bfb632c [2019-10-15 00:59:26,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e1e7ef6/585ab262ac024315873d17accd79121d [2019-10-15 00:59:26,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:59:26,930 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:59:26,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:59:26,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:59:26,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:59:26,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:59:26" (1/1) ... [2019-10-15 00:59:26,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153574b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:26, skipping insertion in model container [2019-10-15 00:59:26,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:59:26" (1/1) ... [2019-10-15 00:59:26,946 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:59:27,133 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:59:29,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:59:29,837 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:59:30,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:59:30,756 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:59:30,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30 WrapperNode [2019-10-15 00:59:30,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:59:30,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:59:30,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:59:30,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:59:30,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30" (1/1) ... [2019-10-15 00:59:30,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30" (1/1) ... [2019-10-15 00:59:30,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30" (1/1) ... [2019-10-15 00:59:30,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30" (1/1) ... [2019-10-15 00:59:31,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30" (1/1) ... [2019-10-15 00:59:31,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30" (1/1) ... [2019-10-15 00:59:31,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30" (1/1) ... [2019-10-15 00:59:31,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:59:31,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:59:31,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:59:31,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:59:31,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:59:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:59:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:59:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-15 00:59:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-15 00:59:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-15 00:59:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 00:59:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 00:59:31,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 00:59:31,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 00:59:31,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 00:59:31,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 00:59:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 00:59:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 00:59:31,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 00:59:31,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-10-15 00:59:31,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-10-15 00:59:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 00:59:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-15 00:59:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-15 00:59:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-15 00:59:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-10-15 00:59:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-10-15 00:59:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-10-15 00:59:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-10-15 00:59:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-10-15 00:59:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-10-15 00:59:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-15 00:59:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-15 00:59:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 00:59:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 00:59:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-15 00:59:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-15 00:59:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-15 00:59:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-15 00:59:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-15 00:59:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-10-15 00:59:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-15 00:59:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-15 00:59:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-15 00:59:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-15 00:59:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-15 00:59:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-15 00:59:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-15 00:59:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-15 00:59:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-15 00:59:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-10-15 00:59:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-15 00:59:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-15 00:59:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_all_tx_empty [2019-10-15 00:59:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2019-10-15 00:59:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2019-10-15 00:59:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure DisableDmaChannel [2019-10-15 00:59:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2019-10-15 00:59:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2019-10-15 00:59:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2019-10-15 00:59:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2019-10-15 00:59:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2019-10-15 00:59:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2019-10-15 00:59:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2019-10-15 00:59:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIFO [2019-10-15 00:59:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2019-10-15 00:59:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2019-10-15 00:59:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2019-10-15 00:59:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2019-10-15 00:59:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2019-10-15 00:59:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2019-10-15 00:59:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2019-10-15 00:59:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2019-10-15 00:59:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2019-10-15 00:59:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2019-10-15 00:59:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2019-10-15 00:59:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure Rd_Indx [2019-10-15 00:59:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2019-10-15 00:59:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetDongle [2019-10-15 00:59:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSITmode [2019-10-15 00:59:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure SI_SetMode [2019-10-15 00:59:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2019-10-15 00:59:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2019-10-15 00:59:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2019-10-15 00:59:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2019-10-15 00:59:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2019-10-15 00:59:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure SetVFIR [2019-10-15 00:59:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIR [2019-10-15 00:59:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMIR [2019-10-15 00:59:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2019-10-15 00:59:31,282 INFO L138 BoogieDeclarations]: Found implementation of procedure iodelay [2019-10-15 00:59:31,282 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_init [2019-10-15 00:59:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure via_init_one [2019-10-15 00:59:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_cleanup [2019-10-15 00:59:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2019-10-15 00:59:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2019-10-15 00:59:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure via_hw_init [2019-10-15 00:59:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_read_dongle_id [2019-10-15 00:59:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2019-10-15 00:59:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2019-10-15 00:59:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_sir [2019-10-15 00:59:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_fir [2019-10-15 00:59:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2019-10-15 00:59:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit_complete [2019-10-15 00:59:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2019-10-15 00:59:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive_complete [2019-10-15 00:59:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure upload_rxdata [2019-10-15 00:59:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure RxTimerHandler [2019-10-15 00:59:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_interrupt [2019-10-15 00:59:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2019-10-15 00:59:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_is_receiving [2019-10-15 00:59:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2019-10-15 00:59:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2019-10-15 00:59:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_ioctl [2019-10-15 00:59:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-15 00:59:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-15 00:59:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-15 00:59:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-15 00:59:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_3 [2019-10-15 00:59:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_4 [2019-10-15 00:59:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-15 00:59:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2019-10-15 00:59:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:59:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-15 00:59:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-15 00:59:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 00:59:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-15 00:59:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2019-10-15 00:59:31,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-15 00:59:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-15 00:59:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-15 00:59:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-15 00:59:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-15 00:59:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-15 00:59:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-15 00:59:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-15 00:59:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-15 00:59:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_37 [2019-10-15 00:59:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_38 [2019-10-15 00:59:31,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_39 [2019-10-15 00:59:31,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2019-10-15 00:59:31,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_41 [2019-10-15 00:59:31,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_42 [2019-10-15 00:59:31,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_43 [2019-10-15 00:59:31,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_44 [2019-10-15 00:59:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_45 [2019-10-15 00:59:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_46 [2019-10-15 00:59:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 00:59:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 00:59:31,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 00:59:31,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 00:59:31,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 00:59:31,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-15 00:59:31,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 00:59:31,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-15 00:59:31,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-15 00:59:31,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-15 00:59:31,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-15 00:59:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-15 00:59:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-15 00:59:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-15 00:59:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 00:59:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-10-15 00:59:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-10-15 00:59:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-15 00:59:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-15 00:59:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:59:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_irdadev [2019-10-15 00:59:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure async_wrap_skb [2019-10-15 00:59:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-15 00:59:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-15 00:59:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-15 00:59:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-15 00:59:31,311 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2019-10-15 00:59:31,311 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-15 00:59:31,311 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-15 00:59:31,311 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_set_media_busy [2019-10-15 00:59:31,311 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_init_max_qos_capabilies [2019-10-15 00:59:31,311 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_qos_bits_to_value [2019-10-15 00:59:31,311 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2019-10-15 00:59:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_close [2019-10-15 00:59:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_open [2019-10-15 00:59:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-15 00:59:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:59:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:59:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2019-10-15 00:59:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_3 [2019-10-15 00:59:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2019-10-15 00:59:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_3 [2019-10-15 00:59:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_4 [2019-10-15 00:59:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-15 00:59:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-10-15 00:59:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-10-15 00:59:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-10-15 00:59:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-10-15 00:59:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-15 00:59:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-15 00:59:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-15 00:59:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-10-15 00:59:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-15 00:59:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-15 00:59:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-15 00:59:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 00:59:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-10-15 00:59:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-10-15 00:59:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-15 00:59:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2019-10-15 00:59:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-15 00:59:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-15 00:59:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-15 00:59:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:59:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:59:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 00:59:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 00:59:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 00:59:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:59:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:59:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 00:59:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-15 00:59:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 00:59:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:59:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:59:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-15 00:59:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-15 00:59:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 00:59:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-15 00:59:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-15 00:59:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-15 00:59:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-15 00:59:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 00:59:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 00:59:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 00:59:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:59:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:59:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:59:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 00:59:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 00:59:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 00:59:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 00:59:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 00:59:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 00:59:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 00:59:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 00:59:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 00:59:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 00:59:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 00:59:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 00:59:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-15 00:59:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 00:59:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-10-15 00:59:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-10-15 00:59:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-10-15 00:59:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-10-15 00:59:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-10-15 00:59:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 00:59:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-15 00:59:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-15 00:59:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:59:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 00:59:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-15 00:59:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-15 00:59:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-15 00:59:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-15 00:59:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-15 00:59:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 00:59:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-10-15 00:59:31,325 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-10-15 00:59:31,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-10-15 00:59:31,326 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-10-15 00:59:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-10-15 00:59:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-15 00:59:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-10-15 00:59:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-10-15 00:59:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-10-15 00:59:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-10-15 00:59:31,332 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-10-15 00:59:31,332 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-15 00:59:31,335 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-15 00:59:31,335 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-15 00:59:31,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-15 00:59:31,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-15 00:59:31,336 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-15 00:59:31,336 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-15 00:59:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-15 00:59:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-15 00:59:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_3 [2019-10-15 00:59:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_4 [2019-10-15 00:59:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-15 00:59:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2019-10-15 00:59:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-10-15 00:59:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 00:59:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:59:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 00:59:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:59:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-15 00:59:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2019-10-15 00:59:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-15 00:59:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-15 00:59:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-15 00:59:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-15 00:59:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-15 00:59:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-15 00:59:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-15 00:59:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-15 00:59:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-15 00:59:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-15 00:59:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-15 00:59:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-15 00:59:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-15 00:59:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-15 00:59:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-15 00:59:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-15 00:59:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-15 00:59:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-10-15 00:59:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-15 00:59:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-15 00:59:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-15 00:59:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_43 [2019-10-15 00:59:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-15 00:59:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_44 [2019-10-15 00:59:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_45 [2019-10-15 00:59:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_46 [2019-10-15 00:59:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-15 00:59:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-15 00:59:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-15 00:59:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2019-10-15 00:59:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_42 [2019-10-15 00:59:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-15 00:59:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-15 00:59:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-15 00:59:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-15 00:59:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-15 00:59:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-15 00:59:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-15 00:59:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-15 00:59:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_39 [2019-10-15 00:59:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-15 00:59:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_41 [2019-10-15 00:59:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-15 00:59:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-10-15 00:59:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-15 00:59:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-10-15 00:59:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-15 00:59:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-15 00:59:31,345 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-15 00:59:31,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_37 [2019-10-15 00:59:31,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-15 00:59:31,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_38 [2019-10-15 00:59:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-15 00:59:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-15 00:59:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2019-10-15 00:59:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2019-10-15 00:59:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_all_tx_empty [2019-10-15 00:59:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:59:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure irda_init_max_qos_capabilies [2019-10-15 00:59:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure irda_qos_bits_to_value [2019-10-15 00:59:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_open [2019-10-15 00:59:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_close [2019-10-15 00:59:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_set_media_busy [2019-10-15 00:59:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2019-10-15 00:59:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_irdadev [2019-10-15 00:59:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2019-10-15 00:59:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2019-10-15 00:59:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure async_wrap_skb [2019-10-15 00:59:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure DisableDmaChannel [2019-10-15 00:59:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2019-10-15 00:59:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2019-10-15 00:59:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2019-10-15 00:59:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2019-10-15 00:59:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2019-10-15 00:59:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2019-10-15 00:59:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2019-10-15 00:59:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIFO [2019-10-15 00:59:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2019-10-15 00:59:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2019-10-15 00:59:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2019-10-15 00:59:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2019-10-15 00:59:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2019-10-15 00:59:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2019-10-15 00:59:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2019-10-15 00:59:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2019-10-15 00:59:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2019-10-15 00:59:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2019-10-15 00:59:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2019-10-15 00:59:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure Rd_Indx [2019-10-15 00:59:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2019-10-15 00:59:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure ResetDongle [2019-10-15 00:59:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure SetSITmode [2019-10-15 00:59:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure SI_SetMode [2019-10-15 00:59:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2019-10-15 00:59:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2019-10-15 00:59:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2019-10-15 00:59:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2019-10-15 00:59:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2019-10-15 00:59:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure SetVFIR [2019-10-15 00:59:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIR [2019-10-15 00:59:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure SetMIR [2019-10-15 00:59:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2019-10-15 00:59:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2019-10-15 00:59:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2019-10-15 00:59:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive_complete [2019-10-15 00:59:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_sir [2019-10-15 00:59:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_fir [2019-10-15 00:59:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure via_hw_init [2019-10-15 00:59:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2019-10-15 00:59:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_interrupt [2019-10-15 00:59:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_is_receiving [2019-10-15 00:59:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_read_dongle_id [2019-10-15 00:59:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2019-10-15 00:59:31,358 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2019-10-15 00:59:31,358 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_ioctl [2019-10-15 00:59:31,358 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2019-10-15 00:59:31,358 INFO L130 BoogieDeclarations]: Found specification of procedure RxTimerHandler [2019-10-15 00:59:31,358 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2019-10-15 00:59:31,358 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2019-10-15 00:59:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure upload_rxdata [2019-10-15 00:59:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure via_init_one [2019-10-15 00:59:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2019-10-15 00:59:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure iodelay [2019-10-15 00:59:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_init [2019-10-15 00:59:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_cleanup [2019-10-15 00:59:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit_complete [2019-10-15 00:59:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_3 [2019-10-15 00:59:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2019-10-15 00:59:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2019-10-15 00:59:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:59:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:59:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_3 [2019-10-15 00:59:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_4 [2019-10-15 00:59:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:59:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 00:59:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 00:59:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 00:59:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 00:59:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 00:59:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-15 00:59:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-15 00:59:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-15 00:59:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-15 00:59:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:59:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 00:59:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:59:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:59:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:59:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:59:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:59:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:59:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 00:59:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 00:59:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 00:59:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 00:59:32,998 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 00:59:47,836 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:59:47,837 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 00:59:47,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:59:47 BoogieIcfgContainer [2019-10-15 00:59:47,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:59:47,841 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:59:47,841 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:59:47,848 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:59:47,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:59:26" (1/3) ... [2019-10-15 00:59:47,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e655804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:59:47, skipping insertion in model container [2019-10-15 00:59:47,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:59:30" (2/3) ... [2019-10-15 00:59:47,850 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e655804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:59:47, skipping insertion in model container [2019-10-15 00:59:47,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:59:47" (3/3) ... [2019-10-15 00:59:47,851 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--irda--via-ircc.ko-entry_point.cil.out.i [2019-10-15 00:59:47,859 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:59:47,866 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:59:47,876 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:59:47,917 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:59:47,918 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:59:47,918 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:59:47,918 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:59:47,918 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:59:47,918 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:59:47,918 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:59:47,918 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:59:47,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states. [2019-10-15 00:59:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-10-15 00:59:48,016 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:59:48,018 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] [2019-10-15 00:59:48,020 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:59:48,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:59:48,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1216176871, now seen corresponding path program 1 times [2019-10-15 00:59:48,033 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:59:48,034 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353517667] [2019-10-15 00:59:48,034 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:59:48,034 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:59:48,034 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:59:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:59:49,548 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-15 00:59:49,549 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353517667] [2019-10-15 00:59:49,550 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:59:49,550 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:59:49,550 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969337894] [2019-10-15 00:59:49,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:59:49,557 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:59:49,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:59:49,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:59:49,575 INFO L87 Difference]: Start difference. First operand 2243 states. Second operand 5 states. [2019-10-15 00:59:50,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:59:50,225 INFO L93 Difference]: Finished difference Result 6511 states and 9215 transitions. [2019-10-15 00:59:50,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 00:59:50,227 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2019-10-15 00:59:50,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:59:50,316 INFO L225 Difference]: With dead ends: 6511 [2019-10-15 00:59:50,316 INFO L226 Difference]: Without dead ends: 4294 [2019-10-15 00:59:50,341 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-15 00:59:50,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4294 states. [2019-10-15 00:59:50,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4294 to 4281. [2019-10-15 00:59:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2019-10-15 00:59:50,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 6028 transitions. [2019-10-15 00:59:50,794 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 6028 transitions. Word has length 216 [2019-10-15 00:59:50,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:59:50,798 INFO L462 AbstractCegarLoop]: Abstraction has 4281 states and 6028 transitions. [2019-10-15 00:59:50,798 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:59:50,798 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 6028 transitions. [2019-10-15 00:59:50,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-10-15 00:59:50,829 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:59:50,830 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] [2019-10-15 00:59:50,830 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:59:50,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:59:50,831 INFO L82 PathProgramCache]: Analyzing trace with hash 41801209, now seen corresponding path program 1 times [2019-10-15 00:59:50,831 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:59:50,831 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634196142] [2019-10-15 00:59:50,831 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:59:50,832 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:59:50,832 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:59:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:59:51,481 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-15 00:59:51,481 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634196142] [2019-10-15 00:59:51,481 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:59:51,482 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:59:51,482 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895755145] [2019-10-15 00:59:51,484 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:59:51,484 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:59:51,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:59:51,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:59:51,485 INFO L87 Difference]: Start difference. First operand 4281 states and 6028 transitions. Second operand 5 states. [2019-10-15 00:59:52,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:59:52,800 INFO L93 Difference]: Finished difference Result 12799 states and 18090 transitions. [2019-10-15 00:59:52,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 00:59:52,802 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 217 [2019-10-15 00:59:52,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:59:52,880 INFO L225 Difference]: With dead ends: 12799 [2019-10-15 00:59:52,880 INFO L226 Difference]: Without dead ends: 8550 [2019-10-15 00:59:52,907 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-15 00:59:52,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8550 states. [2019-10-15 00:59:53,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8550 to 8529. [2019-10-15 00:59:53,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8529 states. [2019-10-15 00:59:53,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8529 states to 8529 states and 12038 transitions. [2019-10-15 00:59:53,534 INFO L78 Accepts]: Start accepts. Automaton has 8529 states and 12038 transitions. Word has length 217 [2019-10-15 00:59:53,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:59:53,537 INFO L462 AbstractCegarLoop]: Abstraction has 8529 states and 12038 transitions. [2019-10-15 00:59:53,537 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:59:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 8529 states and 12038 transitions. [2019-10-15 00:59:53,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-10-15 00:59:53,554 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:59:53,555 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] [2019-10-15 00:59:53,555 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:59:53,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:59:53,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1724481756, now seen corresponding path program 1 times [2019-10-15 00:59:53,556 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:59:53,556 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013348300] [2019-10-15 00:59:53,556 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:59:53,556 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:59:53,556 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:59:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:59:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-15 00:59:54,186 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013348300] [2019-10-15 00:59:54,187 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:59:54,187 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:59:54,187 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217115471] [2019-10-15 00:59:54,188 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:59:54,189 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:59:54,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:59:54,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:59:54,189 INFO L87 Difference]: Start difference. First operand 8529 states and 12038 transitions. Second operand 5 states. [2019-10-15 00:59:55,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:59:55,046 INFO L93 Difference]: Finished difference Result 25566 states and 36204 transitions. [2019-10-15 00:59:55,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 00:59:55,047 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 218 [2019-10-15 00:59:55,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:59:55,230 INFO L225 Difference]: With dead ends: 25566 [2019-10-15 00:59:55,230 INFO L226 Difference]: Without dead ends: 17069 [2019-10-15 00:59:55,306 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-15 00:59:55,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17069 states. [2019-10-15 00:59:56,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17069 to 17030. [2019-10-15 00:59:56,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17030 states. [2019-10-15 00:59:56,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17030 states to 17030 states and 24086 transitions. [2019-10-15 00:59:56,616 INFO L78 Accepts]: Start accepts. Automaton has 17030 states and 24086 transitions. Word has length 218 [2019-10-15 00:59:56,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:59:56,616 INFO L462 AbstractCegarLoop]: Abstraction has 17030 states and 24086 transitions. [2019-10-15 00:59:56,617 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:59:56,617 INFO L276 IsEmpty]: Start isEmpty. Operand 17030 states and 24086 transitions. [2019-10-15 00:59:56,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-10-15 00:59:56,633 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:59:56,634 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] [2019-10-15 00:59:56,634 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:59:56,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:59:56,634 INFO L82 PathProgramCache]: Analyzing trace with hash -606930404, now seen corresponding path program 1 times [2019-10-15 00:59:56,635 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:59:56,635 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580074719] [2019-10-15 00:59:56,635 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:59:56,635 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:59:56,635 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:59:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:59:57,190 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-10-15 00:59:57,190 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580074719] [2019-10-15 00:59:57,190 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:59:57,191 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:59:57,191 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909648928] [2019-10-15 00:59:57,192 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:59:57,192 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:59:57,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:59:57,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:59:57,193 INFO L87 Difference]: Start difference. First operand 17030 states and 24086 transitions. Second operand 5 states.