java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 23:03:33,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 23:03:33,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 23:03:33,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 23:03:33,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 23:03:33,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 23:03:33,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 23:03:33,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 23:03:33,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 23:03:33,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 23:03:33,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 23:03:33,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 23:03:33,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 23:03:33,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 23:03:33,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 23:03:33,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 23:03:33,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 23:03:33,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 23:03:33,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 23:03:33,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 23:03:33,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 23:03:33,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 23:03:33,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 23:03:33,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 23:03:33,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 23:03:33,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 23:03:33,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 23:03:33,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 23:03:33,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 23:03:33,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 23:03:33,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 23:03:33,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 23:03:33,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 23:03:33,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 23:03:33,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 23:03:33,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 23:03:33,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 23:03:33,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 23:03:33,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 23:03:33,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 23:03:33,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 23:03:33,335 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 [2019-09-08 23:03:33,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 23:03:33,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 23:03:33,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 23:03:33,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 23:03:33,352 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 23:03:33,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 23:03:33,353 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 23:03:33,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 23:03:33,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 23:03:33,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 23:03:33,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 23:03:33,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 23:03:33,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 23:03:33,354 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 23:03:33,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 23:03:33,354 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 23:03:33,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 23:03:33,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 23:03:33,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 23:03:33,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 23:03:33,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 23:03:33,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 23:03:33,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 23:03:33,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 23:03:33,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 23:03:33,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 23:03:33,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 23:03:33,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 23:03:33,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 23:03:33,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 23:03:33,400 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 23:03:33,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 23:03:33,405 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 23:03:33,406 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 23:03:33,406 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2019-09-08 23:03:33,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc9e7b38a/800b1bc508c142f696e9649316546d98/FLAG5212baa99 [2019-09-08 23:03:34,462 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 23:03:34,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2019-09-08 23:03:34,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc9e7b38a/800b1bc508c142f696e9649316546d98/FLAG5212baa99 [2019-09-08 23:03:34,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc9e7b38a/800b1bc508c142f696e9649316546d98 [2019-09-08 23:03:34,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 23:03:34,796 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 23:03:34,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 23:03:34,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 23:03:34,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 23:03:34,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:03:34" (1/1) ... [2019-09-08 23:03:34,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7542e1aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:34, skipping insertion in model container [2019-09-08 23:03:34,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:03:34" (1/1) ... [2019-09-08 23:03:34,814 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 23:03:35,011 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 23:03:38,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 23:03:38,470 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 23:03:39,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 23:03:39,729 INFO L192 MainTranslator]: Completed translation [2019-09-08 23:03:39,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39 WrapperNode [2019-09-08 23:03:39,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 23:03:39,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 23:03:39,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 23:03:39,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 23:03:39,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39" (1/1) ... [2019-09-08 23:03:39,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39" (1/1) ... [2019-09-08 23:03:39,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39" (1/1) ... [2019-09-08 23:03:39,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39" (1/1) ... [2019-09-08 23:03:39,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39" (1/1) ... [2019-09-08 23:03:40,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39" (1/1) ... [2019-09-08 23:03:40,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39" (1/1) ... [2019-09-08 23:03:40,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 23:03:40,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 23:03:40,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 23:03:40,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 23:03:40,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39" (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 [2019-09-08 23:03:40,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 23:03:40,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 23:03:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 23:03:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 23:03:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 23:03:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 23:03:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 23:03:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 23:03:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-08 23:03:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 23:03:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-08 23:03:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-08 23:03:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-08 23:03:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 23:03:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 23:03:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 23:03:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 23:03:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-08 23:03:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-08 23:03:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-08 23:03:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 23:03:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-08 23:03:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-08 23:03:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 23:03:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 23:03:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2019-09-08 23:03:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-09-08 23:03:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-08 23:03:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-09-08 23:03:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-08 23:03:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-09-08 23:03:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-09-08 23:03:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-08 23:03:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 23:03:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-08 23:03:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-08 23:03:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-08 23:03:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-08 23:03:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-08 23:03:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-08 23:03:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-09-08 23:03:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-09-08 23:03:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 23:03:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 23:03:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 23:03:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_all_tx_empty [2019-09-08 23:03:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2019-09-08 23:03:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2019-09-08 23:03:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure DisableDmaChannel [2019-09-08 23:03:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2019-09-08 23:03:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2019-09-08 23:03:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2019-09-08 23:03:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2019-09-08 23:03:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2019-09-08 23:03:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2019-09-08 23:03:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2019-09-08 23:03:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIFO [2019-09-08 23:03:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2019-09-08 23:03:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2019-09-08 23:03:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2019-09-08 23:03:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2019-09-08 23:03:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2019-09-08 23:03:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2019-09-08 23:03:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2019-09-08 23:03:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2019-09-08 23:03:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2019-09-08 23:03:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2019-09-08 23:03:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2019-09-08 23:03:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure Rd_Indx [2019-09-08 23:03:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2019-09-08 23:03:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetDongle [2019-09-08 23:03:40,226 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSITmode [2019-09-08 23:03:40,226 INFO L138 BoogieDeclarations]: Found implementation of procedure SI_SetMode [2019-09-08 23:03:40,226 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2019-09-08 23:03:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2019-09-08 23:03:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2019-09-08 23:03:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2019-09-08 23:03:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2019-09-08 23:03:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure SetVFIR [2019-09-08 23:03:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIR [2019-09-08 23:03:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMIR [2019-09-08 23:03:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2019-09-08 23:03:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure iodelay [2019-09-08 23:03:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_init [2019-09-08 23:03:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure via_init_one [2019-09-08 23:03:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_cleanup [2019-09-08 23:03:40,229 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2019-09-08 23:03:40,229 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2019-09-08 23:03:40,230 INFO L138 BoogieDeclarations]: Found implementation of procedure via_hw_init [2019-09-08 23:03:40,230 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_read_dongle_id [2019-09-08 23:03:40,230 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2019-09-08 23:03:40,231 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2019-09-08 23:03:40,231 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_sir [2019-09-08 23:03:40,231 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_fir [2019-09-08 23:03:40,231 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2019-09-08 23:03:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit_complete [2019-09-08 23:03:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2019-09-08 23:03:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive_complete [2019-09-08 23:03:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure upload_rxdata [2019-09-08 23:03:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure RxTimerHandler [2019-09-08 23:03:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_interrupt [2019-09-08 23:03:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2019-09-08 23:03:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_is_receiving [2019-09-08 23:03:40,233 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2019-09-08 23:03:40,233 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2019-09-08 23:03:40,233 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_ioctl [2019-09-08 23:03:40,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_via_ircc_cleanup_10_2 [2019-09-08 23:03:40,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_via_ircc_init_10_7 [2019-09-08 23:03:40,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-09-08 23:03:40,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-08 23:03:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_7_1 [2019-09-08 23:03:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-09-08 23:03:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_3_1 [2019-09-08 23:03:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_6_2 [2019-09-08 23:03:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_5_4 [2019-09-08 23:03:40,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2019-09-08 23:03:40,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 23:03:40,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-08 23:03:40,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_10 [2019-09-08 23:03:40,235 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 23:03:40,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-09-08 23:03:40,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-09-08 23:03:40,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-08 23:03:40,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 23:03:40,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 23:03:40,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 23:03:40,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 23:03:40,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-09-08 23:03:40,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-09-08 23:03:40,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-09-08 23:03:40,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 23:03:40,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 23:03:40,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 23:03:40,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 23:03:40,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-09-08 23:03:40,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-09-08 23:03:40,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-09-08 23:03:40,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_5_6 [2019-09-08 23:03:40,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-09-08 23:03:40,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-08 23:03:40,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-08 23:03:40,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-09-08 23:03:40,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-08 23:03:40,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-08 23:03:40,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-09-08 23:03:40,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-09-08 23:03:40,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-09-08 23:03:40,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_7_2 [2019-09-08 23:03:40,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-09-08 23:03:40,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-09-08 23:03:40,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_66 [2019-09-08 23:03:40,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_67 [2019-09-08 23:03:40,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_68 [2019-09-08 23:03:40,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_69 [2019-09-08 23:03:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_70 [2019-09-08 23:03:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_71 [2019-09-08 23:03:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_72 [2019-09-08 23:03:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_73 [2019-09-08 23:03:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_74 [2019-09-08 23:03:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_76 [2019-09-08 23:03:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_77 [2019-09-08 23:03:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_78 [2019-09-08 23:03:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_79 [2019-09-08 23:03:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_80 [2019-09-08 23:03:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_81 [2019-09-08 23:03:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_82 [2019-09-08 23:03:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-08 23:03:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-08 23:03:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-08 23:03:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 23:03:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 23:03:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 23:03:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 23:03:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-08 23:03:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-08 23:03:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-08 23:03:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-08 23:03:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-08 23:03:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-08 23:03:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 23:03:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 23:03:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 23:03:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 23:03:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-08 23:03:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 23:03:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-08 23:03:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-08 23:03:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-08 23:03:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-08 23:03:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-08 23:03:40,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-08 23:03:40,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-08 23:03:40,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 23:03:40,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 23:03:40,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 23:03:40,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 23:03:40,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-08 23:03:40,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-08 23:03:40,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-08 23:03:40,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-08 23:03:40,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-08 23:03:40,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2019-09-08 23:03:40,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2019-09-08 23:03:40,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_NOT_ARG_SIGN [2019-09-08 23:03:40,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_NOT_ARG_SIGN [2019-09-08 23:03:40,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_NOT_ARG_SIGN [2019-09-08 23:03:40,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_NOT_ARG_SIGN [2019-09-08 23:03:40,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_NOT_ARG_SIGN [2019-09-08 23:03:40,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_NOT_ARG_SIGN [2019-09-08 23:03:40,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 23:03:40,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 23:03:40,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 23:03:40,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 23:03:40,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 23:03:40,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 23:03:40,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 23:03:40,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 23:03:40,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 23:03:40,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 23:03:40,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 23:03:40,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 23:03:40,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 23:03:40,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 23:03:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 23:03:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 23:03:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dma_spin_lock [2019-09-08 23:03:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_dma_spin_lock [2019-09-08 23:03:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_dma_spin_lock [2019-09-08 23:03:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-09-08 23:03:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_dma_spin_lock [2019-09-08 23:03:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_dma_spin_lock [2019-09-08 23:03:40,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_dma_spin_lock [2019-09-08 23:03:40,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-09-08 23:03:40,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 23:03:40,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 23:03:40,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 23:03:40,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 23:03:40,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 23:03:40,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 23:03:40,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 23:03:40,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 23:03:40,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-09-08 23:03:40,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-09-08 23:03:40,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-09-08 23:03:40,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-09-08 23:03:40,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-09-08 23:03:40,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-09-08 23:03:40,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-09-08 23:03:40,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 23:03:40,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_via_ircc_cb [2019-09-08 23:03:40,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2019-09-08 23:03:40,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_via_ircc_cb [2019-09-08 23:03:40,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_via_ircc_cb [2019-09-08 23:03:40,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_via_ircc_cb [2019-09-08 23:03:40,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_via_ircc_cb [2019-09-08 23:03:40,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_via_ircc_cb [2019-09-08 23:03:40,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_via_ircc_cb [2019-09-08 23:03:40,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 23:03:40,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 23:03:40,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 23:03:40,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 23:03:40,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 23:03:40,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 23:03:40,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 23:03:40,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 23:03:40,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 23:03:40,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 23:03:40,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 23:03:40,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-09-08 23:03:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-09-08 23:03:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-09-08 23:03:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-09-08 23:03:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-09-08 23:03:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-09-08 23:03:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-09-08 23:03:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 23:03:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 23:03:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 23:03:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 23:03:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 23:03:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 23:03:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 23:03:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 23:03:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 23:03:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 23:03:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 23:03:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 23:03:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 23:03:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 23:03:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 23:03:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 23:03:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 23:03:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 23:03:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-08 23:03:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 23:03:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 23:03:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 23:03:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 23:03:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 23:03:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-09-08 23:03:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-08 23:03:40,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-08 23:03:40,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 23:03:40,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 23:03:40,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-09-08 23:03:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-08 23:03:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 23:03:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 23:03:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 23:03:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_irdadev [2019-09-08 23:03:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure async_wrap_skb [2019-09-08 23:03:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-08 23:03:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-08 23:03:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-08 23:03:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-08 23:03:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-08 23:03:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2019-09-08 23:03:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 23:03:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-08 23:03:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_set_media_busy [2019-09-08 23:03:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_init_max_qos_capabilies [2019-09-08 23:03:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_qos_bits_to_value [2019-09-08 23:03:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2019-09-08 23:03:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_close [2019-09-08 23:03:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_open [2019-09-08 23:03:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-09-08 23:03:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-08 23:03:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-08 23:03:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 23:03:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 23:03:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-08 23:03:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-08 23:03:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-08 23:03:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-08 23:03:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-09-08 23:03:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-08 23:03:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-08 23:03:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-09-08 23:03:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-09-08 23:03:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-08 23:03:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 23:03:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 23:03:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 23:03:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-08 23:03:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2019-09-08 23:03:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 23:03:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 23:03:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-08 23:03:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 23:03:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 23:03:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 23:03:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 23:03:40,360 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 23:03:40,360 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 23:03:40,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 23:03:40,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 23:03:40,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-08 23:03:40,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-08 23:03:40,360 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-08 23:03:40,360 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 23:03:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-08 23:03:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 23:03:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-08 23:03:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 23:03:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 23:03:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-08 23:03:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 23:03:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-08 23:03:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-09-08 23:03:40,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_72 [2019-09-08 23:03:40,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_74 [2019-09-08 23:03:40,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_82 [2019-09-08 23:03:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_via_ircc_cb [2019-09-08 23:03:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2019-09-08 23:03:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 23:03:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-08 23:03:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-08 23:03:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-08 23:03:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-08 23:03:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-08 23:03:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 23:03:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-08 23:03:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-08 23:03:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-08 23:03:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 23:03:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 23:03:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-08 23:03:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-08 23:03:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-08 23:03:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 23:03:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 23:03:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 23:03:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 23:03:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 23:03:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 23:03:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_76 [2019-09-08 23:03:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 23:03:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_77 [2019-09-08 23:03:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 23:03:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_73 [2019-09-08 23:03:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-08 23:03:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-09-08 23:03:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-08 23:03:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-08 23:03:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-09-08 23:03:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-09-08 23:03:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 23:03:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-08 23:03:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-09-08 23:03:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-08 23:03:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 23:03:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-08 23:03:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-08 23:03:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 23:03:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-08 23:03:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-08 23:03:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 23:03:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 23:03:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 23:03:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 23:03:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2019-09-08 23:03:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-09-08 23:03:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-08 23:03:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 23:03:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-09-08 23:03:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 23:03:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 23:03:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-08 23:03:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-08 23:03:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-09-08 23:03:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-08 23:03:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-09-08 23:03:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 23:03:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-09-08 23:03:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-08 23:03:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 23:03:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-08 23:03:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_69 [2019-09-08 23:03:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_71 [2019-09-08 23:03:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-08 23:03:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-08 23:03:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-08 23:03:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-08 23:03:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-08 23:03:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-08 23:03:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-08 23:03:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-08 23:03:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-08 23:03:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-08 23:03:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_68 [2019-09-08 23:03:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-08 23:03:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_70 [2019-09-08 23:03:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-09-08 23:03:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-09-08 23:03:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-09-08 23:03:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-09-08 23:03:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 23:03:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-08 23:03:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 23:03:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_66 [2019-09-08 23:03:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 23:03:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_67 [2019-09-08 23:03:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 23:03:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 23:03:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 23:03:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 23:03:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_78 [2019-09-08 23:03:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 23:03:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_79 [2019-09-08 23:03:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_80 [2019-09-08 23:03:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_81 [2019-09-08 23:03:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2019-09-08 23:03:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2019-09-08 23:03:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_all_tx_empty [2019-09-08 23:03:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure irda_init_max_qos_capabilies [2019-09-08 23:03:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure irda_qos_bits_to_value [2019-09-08 23:03:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_open [2019-09-08 23:03:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_close [2019-09-08 23:03:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_set_media_busy [2019-09-08 23:03:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2019-09-08 23:03:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_irdadev [2019-09-08 23:03:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2019-09-08 23:03:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2019-09-08 23:03:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure async_wrap_skb [2019-09-08 23:03:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure DisableDmaChannel [2019-09-08 23:03:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2019-09-08 23:03:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2019-09-08 23:03:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2019-09-08 23:03:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2019-09-08 23:03:40,377 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2019-09-08 23:03:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2019-09-08 23:03:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2019-09-08 23:03:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIFO [2019-09-08 23:03:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2019-09-08 23:03:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2019-09-08 23:03:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2019-09-08 23:03:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2019-09-08 23:03:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2019-09-08 23:03:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2019-09-08 23:03:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2019-09-08 23:03:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2019-09-08 23:03:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2019-09-08 23:03:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2019-09-08 23:03:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2019-09-08 23:03:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure Rd_Indx [2019-09-08 23:03:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2019-09-08 23:03:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure ResetDongle [2019-09-08 23:03:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure SetSITmode [2019-09-08 23:03:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure SI_SetMode [2019-09-08 23:03:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2019-09-08 23:03:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2019-09-08 23:03:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2019-09-08 23:03:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2019-09-08 23:03:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2019-09-08 23:03:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure SetVFIR [2019-09-08 23:03:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIR [2019-09-08 23:03:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure SetMIR [2019-09-08 23:03:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2019-09-08 23:03:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2019-09-08 23:03:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2019-09-08 23:03:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive_complete [2019-09-08 23:03:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_sir [2019-09-08 23:03:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_fir [2019-09-08 23:03:40,384 INFO L130 BoogieDeclarations]: Found specification of procedure via_hw_init [2019-09-08 23:03:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2019-09-08 23:03:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_interrupt [2019-09-08 23:03:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_is_receiving [2019-09-08 23:03:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_read_dongle_id [2019-09-08 23:03:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2019-09-08 23:03:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2019-09-08 23:03:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_ioctl [2019-09-08 23:03:40,385 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2019-09-08 23:03:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure RxTimerHandler [2019-09-08 23:03:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2019-09-08 23:03:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2019-09-08 23:03:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure upload_rxdata [2019-09-08 23:03:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure via_init_one [2019-09-08 23:03:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2019-09-08 23:03:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure iodelay [2019-09-08 23:03:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_init [2019-09-08 23:03:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 23:03:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_cleanup [2019-09-08 23:03:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit_complete [2019-09-08 23:03:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_via_ircc_cleanup_10_2 [2019-09-08 23:03:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_via_ircc_init_10_7 [2019-09-08 23:03:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-09-08 23:03:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-08 23:03:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_7_1 [2019-09-08 23:03:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-09-08 23:03:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_3_1 [2019-09-08 23:03:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_6_2 [2019-09-08 23:03:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_5_4 [2019-09-08 23:03:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2019-09-08 23:03:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 23:03:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-08 23:03:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_10 [2019-09-08 23:03:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 23:03:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-09-08 23:03:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-09-08 23:03:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-08 23:03:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 23:03:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 23:03:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 23:03:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 23:03:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-09-08 23:03:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-09-08 23:03:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-09-08 23:03:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 23:03:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 23:03:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 23:03:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 23:03:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-09-08 23:03:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-09-08 23:03:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-09-08 23:03:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_5_6 [2019-09-08 23:03:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-09-08 23:03:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-08 23:03:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-08 23:03:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-09-08 23:03:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-08 23:03:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-08 23:03:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-09-08 23:03:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-09-08 23:03:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-09-08 23:03:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_7_2 [2019-09-08 23:03:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 23:03:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 23:03:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 23:03:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 23:03:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-08 23:03:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 23:03:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-08 23:03:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 23:03:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 23:03:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 23:03:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 23:03:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-08 23:03:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 23:03:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-08 23:03:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-08 23:03:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-08 23:03:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 23:03:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 23:03:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-08 23:03:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-08 23:03:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-08 23:03:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-08 23:03:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-08 23:03:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 23:03:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 23:03:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 23:03:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 23:03:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 23:03:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 23:03:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 23:03:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 23:03:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 23:03:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 23:03:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-08 23:03:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 23:03:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 23:03:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 23:03:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-08 23:03:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-08 23:03:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-08 23:03:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-08 23:03:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 23:03:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 23:03:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 23:03:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 23:03:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2019-09-08 23:03:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2019-09-08 23:03:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_NOT_ARG_SIGN [2019-09-08 23:03:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_NOT_ARG_SIGN [2019-09-08 23:03:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_NOT_ARG_SIGN [2019-09-08 23:03:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_NOT_ARG_SIGN [2019-09-08 23:03:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_NOT_ARG_SIGN [2019-09-08 23:03:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_NOT_ARG_SIGN [2019-09-08 23:03:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 23:03:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 23:03:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 23:03:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 23:03:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 23:03:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 23:03:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 23:03:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 23:03:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 23:03:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 23:03:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 23:03:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 23:03:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 23:03:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 23:03:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 23:03:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 23:03:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 23:03:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dma_spin_lock [2019-09-08 23:03:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_dma_spin_lock [2019-09-08 23:03:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_dma_spin_lock [2019-09-08 23:03:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-09-08 23:03:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_dma_spin_lock [2019-09-08 23:03:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_dma_spin_lock [2019-09-08 23:03:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_dma_spin_lock [2019-09-08 23:03:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-09-08 23:03:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 23:03:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 23:03:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 23:03:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 23:03:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 23:03:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 23:03:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 23:03:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 23:03:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-09-08 23:03:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-09-08 23:03:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-09-08 23:03:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-09-08 23:03:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-09-08 23:03:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-09-08 23:03:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-09-08 23:03:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 23:03:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:03:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_via_ircc_cb [2019-09-08 23:03:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_via_ircc_cb [2019-09-08 23:03:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_via_ircc_cb [2019-09-08 23:03:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_via_ircc_cb [2019-09-08 23:03:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_via_ircc_cb [2019-09-08 23:03:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_via_ircc_cb [2019-09-08 23:03:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 23:03:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 23:03:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 23:03:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 23:03:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 23:03:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 23:03:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 23:03:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 23:03:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 23:03:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 23:03:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 23:03:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 23:03:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-09-08 23:03:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-09-08 23:03:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-09-08 23:03:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-09-08 23:03:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-09-08 23:03:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-09-08 23:03:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-09-08 23:03:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 23:03:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 23:03:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 23:03:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 23:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 23:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 23:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 23:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 23:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 23:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 23:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 23:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 23:03:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 23:03:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 23:03:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 23:03:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 23:03:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 23:03:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-08 23:03:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 23:03:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 23:03:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-08 23:03:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 23:03:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 23:03:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 23:03:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 23:03:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 23:03:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 23:03:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 23:03:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 23:03:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 23:03:44,015 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-08 23:03:44,706 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 23:03:51,845 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 23:03:51,846 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 23:03:51,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:03:51 BoogieIcfgContainer [2019-09-08 23:03:51,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 23:03:51,851 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 23:03:51,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 23:03:51,855 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 23:03:51,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 11:03:34" (1/3) ... [2019-09-08 23:03:51,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28202452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 11:03:51, skipping insertion in model container [2019-09-08 23:03:51,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:03:39" (2/3) ... [2019-09-08 23:03:51,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28202452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 11:03:51, skipping insertion in model container [2019-09-08 23:03:51,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:03:51" (3/3) ... [2019-09-08 23:03:51,861 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2019-09-08 23:03:51,872 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 23:03:51,887 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-08 23:03:51,904 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-08 23:03:51,960 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 23:03:51,960 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 23:03:51,961 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 23:03:51,961 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 23:03:51,961 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 23:03:51,961 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 23:03:51,961 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 23:03:51,961 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 23:03:51,961 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 23:03:52,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states. [2019-09-08 23:03:52,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-09-08 23:03:52,075 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:03:52,076 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:03:52,079 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:03:52,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:03:52,086 INFO L82 PathProgramCache]: Analyzing trace with hash -539090208, now seen corresponding path program 1 times [2019-09-08 23:03:52,088 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:03:52,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:03:52,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:52,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:03:52,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:03:53,029 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2019-09-08 23:03:53,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:03:53,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:03:53,036 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:03:53,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:03:53,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:03:53,054 INFO L87 Difference]: Start difference. First operand 2944 states. Second operand 3 states. [2019-09-08 23:03:55,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:03:55,951 INFO L93 Difference]: Finished difference Result 6932 states and 9568 transitions. [2019-09-08 23:03:55,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:03:55,953 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2019-09-08 23:03:55,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:03:56,024 INFO L225 Difference]: With dead ends: 6932 [2019-09-08 23:03:56,025 INFO L226 Difference]: Without dead ends: 4582 [2019-09-08 23:03:56,051 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:03:56,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4582 states. [2019-09-08 23:03:56,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4582 to 4578. [2019-09-08 23:03:56,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4578 states. [2019-09-08 23:03:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4578 states to 4578 states and 6252 transitions. [2019-09-08 23:03:56,657 INFO L78 Accepts]: Start accepts. Automaton has 4578 states and 6252 transitions. Word has length 91 [2019-09-08 23:03:56,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:03:56,658 INFO L475 AbstractCegarLoop]: Abstraction has 4578 states and 6252 transitions. [2019-09-08 23:03:56,658 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:03:56,658 INFO L276 IsEmpty]: Start isEmpty. Operand 4578 states and 6252 transitions. [2019-09-08 23:03:56,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-09-08 23:03:56,679 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:03:56,679 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:03:56,680 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:03:56,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:03:56,681 INFO L82 PathProgramCache]: Analyzing trace with hash 1117682846, now seen corresponding path program 1 times [2019-09-08 23:03:56,681 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:03:56,681 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:03:56,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:56,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:03:56,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:03:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:03:57,168 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2019-09-08 23:03:57,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:03:57,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:03:57,170 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:03:57,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:03:57,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:03:57,171 INFO L87 Difference]: Start difference. First operand 4578 states and 6252 transitions. Second operand 3 states. [2019-09-08 23:04:00,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:04:00,247 INFO L93 Difference]: Finished difference Result 12696 states and 17416 transitions. [2019-09-08 23:04:00,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:04:00,248 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2019-09-08 23:04:00,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:04:00,338 INFO L225 Difference]: With dead ends: 12696 [2019-09-08 23:04:00,338 INFO L226 Difference]: Without dead ends: 8151 [2019-09-08 23:04:00,374 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:04:00,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8151 states. [2019-09-08 23:04:00,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8151 to 8109. [2019-09-08 23:04:00,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8109 states. [2019-09-08 23:04:01,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8109 states to 8109 states and 11133 transitions. [2019-09-08 23:04:01,049 INFO L78 Accepts]: Start accepts. Automaton has 8109 states and 11133 transitions. Word has length 102 [2019-09-08 23:04:01,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:04:01,050 INFO L475 AbstractCegarLoop]: Abstraction has 8109 states and 11133 transitions. [2019-09-08 23:04:01,050 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:04:01,050 INFO L276 IsEmpty]: Start isEmpty. Operand 8109 states and 11133 transitions. [2019-09-08 23:04:01,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-09-08 23:04:01,052 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:04:01,053 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:04:01,053 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:04:01,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:04:01,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1073364051, now seen corresponding path program 1 times [2019-09-08 23:04:01,054 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:04:01,054 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:04:01,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:01,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:04:01,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:04:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2019-09-08 23:04:01,362 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:04:01,363 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:04:01,363 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:04:01,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:04:01,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:04:01,364 INFO L87 Difference]: Start difference. First operand 8109 states and 11133 transitions. Second operand 3 states. [2019-09-08 23:04:02,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:04:02,696 INFO L93 Difference]: Finished difference Result 23431 states and 32289 transitions. [2019-09-08 23:04:02,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:04:02,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2019-09-08 23:04:02,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:04:02,895 INFO L225 Difference]: With dead ends: 23431 [2019-09-08 23:04:02,896 INFO L226 Difference]: Without dead ends: 15355 [2019-09-08 23:04:02,968 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:04:02,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15355 states. [2019-09-08 23:04:04,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15355 to 15297. [2019-09-08 23:04:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15297 states. [2019-09-08 23:04:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15297 states to 15297 states and 21103 transitions. [2019-09-08 23:04:04,427 INFO L78 Accepts]: Start accepts. Automaton has 15297 states and 21103 transitions. Word has length 103 [2019-09-08 23:04:04,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:04:04,429 INFO L475 AbstractCegarLoop]: Abstraction has 15297 states and 21103 transitions. [2019-09-08 23:04:04,429 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:04:04,429 INFO L276 IsEmpty]: Start isEmpty. Operand 15297 states and 21103 transitions. [2019-09-08 23:04:04,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-09-08 23:04:04,440 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:04:04,440 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:04:04,440 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:04:04,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:04:04,441 INFO L82 PathProgramCache]: Analyzing trace with hash -1115578140, now seen corresponding path program 1 times [2019-09-08 23:04:04,441 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:04:04,441 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:04:04,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:04,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:04:04,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:04:04,819 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-09-08 23:04:04,819 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:04:04,820 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:04:04,820 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:04:04,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:04:04,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:04:04,821 INFO L87 Difference]: Start difference. First operand 15297 states and 21103 transitions. Second operand 5 states. [2019-09-08 23:04:25,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:04:25,382 INFO L93 Difference]: Finished difference Result 37659 states and 52071 transitions. [2019-09-08 23:04:25,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:04:25,383 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2019-09-08 23:04:25,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:04:25,614 INFO L225 Difference]: With dead ends: 37659 [2019-09-08 23:04:25,614 INFO L226 Difference]: Without dead ends: 22395 [2019-09-08 23:04:25,741 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:04:25,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22395 states. [2019-09-08 23:04:28,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22395 to 22329. [2019-09-08 23:04:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22329 states. [2019-09-08 23:04:28,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22329 states to 22329 states and 30887 transitions. [2019-09-08 23:04:28,693 INFO L78 Accepts]: Start accepts. Automaton has 22329 states and 30887 transitions. Word has length 127 [2019-09-08 23:04:28,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:04:28,693 INFO L475 AbstractCegarLoop]: Abstraction has 22329 states and 30887 transitions. [2019-09-08 23:04:28,694 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:04:28,694 INFO L276 IsEmpty]: Start isEmpty. Operand 22329 states and 30887 transitions. [2019-09-08 23:04:28,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-09-08 23:04:28,701 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:04:28,701 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-09-08 23:04:28,702 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:04:28,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:04:28,702 INFO L82 PathProgramCache]: Analyzing trace with hash -65642771, now seen corresponding path program 1 times [2019-09-08 23:04:28,702 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:04:28,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:04:28,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:28,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:04:28,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:04:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:04:28,982 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2019-09-08 23:04:28,983 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:04:28,983 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:04:29,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:04:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:04:30,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 4226 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:04:30,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:04:30,607 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-09-08 23:04:30,629 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 23:04:30,629 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-08 23:04:30,631 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:04:30,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:04:30,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:04:30,632 INFO L87 Difference]: Start difference. First operand 22329 states and 30887 transitions. Second operand 8 states. [2019-09-08 23:05:06,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:05:06,834 INFO L93 Difference]: Finished difference Result 58445 states and 81041 transitions. [2019-09-08 23:05:06,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-08 23:05:06,834 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 147 [2019-09-08 23:05:06,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:05:07,163 INFO L225 Difference]: With dead ends: 58445 [2019-09-08 23:05:07,163 INFO L226 Difference]: Without dead ends: 36149 [2019-09-08 23:05:07,283 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2019-09-08 23:05:07,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36149 states. [2019-09-08 23:05:09,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36149 to 36017. [2019-09-08 23:05:09,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36017 states. [2019-09-08 23:05:09,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36017 states to 36017 states and 49929 transitions. [2019-09-08 23:05:09,986 INFO L78 Accepts]: Start accepts. Automaton has 36017 states and 49929 transitions. Word has length 147 [2019-09-08 23:05:09,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:05:09,987 INFO L475 AbstractCegarLoop]: Abstraction has 36017 states and 49929 transitions. [2019-09-08 23:05:09,987 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:05:09,987 INFO L276 IsEmpty]: Start isEmpty. Operand 36017 states and 49929 transitions. [2019-09-08 23:05:10,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-09-08 23:05:10,003 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:10,003 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:05:10,004 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:05:10,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:10,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1609775829, now seen corresponding path program 1 times [2019-09-08 23:05:10,004 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:10,004 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:10,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:10,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:10,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:10,406 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-09-08 23:05:10,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:05:10,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:05:10,407 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:05:10,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:05:10,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:05:10,408 INFO L87 Difference]: Start difference. First operand 36017 states and 49929 transitions. Second operand 5 states. [2019-09-08 23:05:11,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:05:11,500 INFO L93 Difference]: Finished difference Result 36023 states and 49934 transitions. [2019-09-08 23:05:11,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:05:11,500 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 170 [2019-09-08 23:05:11,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:05:11,785 INFO L225 Difference]: With dead ends: 36023 [2019-09-08 23:05:11,785 INFO L226 Difference]: Without dead ends: 36021 [2019-09-08 23:05:11,814 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:05:11,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36021 states. [2019-09-08 23:05:13,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36021 to 36021. [2019-09-08 23:05:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36021 states. [2019-09-08 23:05:14,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36021 states to 36021 states and 49932 transitions. [2019-09-08 23:05:14,132 INFO L78 Accepts]: Start accepts. Automaton has 36021 states and 49932 transitions. Word has length 170 [2019-09-08 23:05:14,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:05:14,133 INFO L475 AbstractCegarLoop]: Abstraction has 36021 states and 49932 transitions. [2019-09-08 23:05:14,133 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:05:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 36021 states and 49932 transitions. [2019-09-08 23:05:14,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-09-08 23:05:14,143 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:14,144 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:05:14,144 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:05:14,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:14,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1430312743, now seen corresponding path program 1 times [2019-09-08 23:05:14,144 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:14,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:14,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:14,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:14,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:14,436 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-09-08 23:05:14,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:05:14,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:05:14,438 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:05:14,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:05:14,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:05:14,439 INFO L87 Difference]: Start difference. First operand 36021 states and 49932 transitions. Second operand 5 states. [2019-09-08 23:05:16,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:05:16,871 INFO L93 Difference]: Finished difference Result 36027 states and 49937 transitions. [2019-09-08 23:05:16,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:05:16,872 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 175 [2019-09-08 23:05:16,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:05:17,084 INFO L225 Difference]: With dead ends: 36027 [2019-09-08 23:05:17,084 INFO L226 Difference]: Without dead ends: 36025 [2019-09-08 23:05:17,109 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:05:17,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36025 states. [2019-09-08 23:05:18,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36025 to 36025. [2019-09-08 23:05:18,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36025 states. [2019-09-08 23:05:18,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36025 states to 36025 states and 49935 transitions. [2019-09-08 23:05:18,809 INFO L78 Accepts]: Start accepts. Automaton has 36025 states and 49935 transitions. Word has length 175 [2019-09-08 23:05:18,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:05:18,810 INFO L475 AbstractCegarLoop]: Abstraction has 36025 states and 49935 transitions. [2019-09-08 23:05:18,810 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:05:18,810 INFO L276 IsEmpty]: Start isEmpty. Operand 36025 states and 49935 transitions. [2019-09-08 23:05:18,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-09-08 23:05:18,821 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:18,821 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:05:18,822 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:05:18,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:18,822 INFO L82 PathProgramCache]: Analyzing trace with hash 1896987243, now seen corresponding path program 1 times [2019-09-08 23:05:18,822 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:18,822 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:18,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:18,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:18,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:19,084 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2019-09-08 23:05:19,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:05:19,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:05:19,085 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:05:19,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:05:19,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:05:19,086 INFO L87 Difference]: Start difference. First operand 36025 states and 49935 transitions. Second operand 5 states. [2019-09-08 23:05:20,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:05:20,508 INFO L93 Difference]: Finished difference Result 36031 states and 49940 transitions. [2019-09-08 23:05:20,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:05:20,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 180 [2019-09-08 23:05:20,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:05:20,737 INFO L225 Difference]: With dead ends: 36031 [2019-09-08 23:05:20,737 INFO L226 Difference]: Without dead ends: 36029 [2019-09-08 23:05:20,761 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:05:20,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36029 states. [2019-09-08 23:05:22,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36029 to 36029. [2019-09-08 23:05:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36029 states. [2019-09-08 23:05:22,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36029 states to 36029 states and 49938 transitions. [2019-09-08 23:05:22,478 INFO L78 Accepts]: Start accepts. Automaton has 36029 states and 49938 transitions. Word has length 180 [2019-09-08 23:05:22,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:05:22,479 INFO L475 AbstractCegarLoop]: Abstraction has 36029 states and 49938 transitions. [2019-09-08 23:05:22,479 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:05:22,479 INFO L276 IsEmpty]: Start isEmpty. Operand 36029 states and 49938 transitions. [2019-09-08 23:05:22,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-09-08 23:05:22,491 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:22,491 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2019-09-08 23:05:22,491 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:05:22,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:22,492 INFO L82 PathProgramCache]: Analyzing trace with hash 125655399, now seen corresponding path program 1 times [2019-09-08 23:05:22,492 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:22,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:22,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:22,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:22,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-09-08 23:05:24,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:05:24,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:05:24,268 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:05:24,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:05:24,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:05:24,269 INFO L87 Difference]: Start difference. First operand 36029 states and 49938 transitions. Second operand 5 states. [2019-09-08 23:05:25,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:05:25,794 INFO L93 Difference]: Finished difference Result 36035 states and 49943 transitions. [2019-09-08 23:05:25,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:05:25,795 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 185 [2019-09-08 23:05:25,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:05:25,992 INFO L225 Difference]: With dead ends: 36035 [2019-09-08 23:05:25,992 INFO L226 Difference]: Without dead ends: 36033 [2019-09-08 23:05:26,014 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:05:26,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36033 states. [2019-09-08 23:05:27,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36033 to 36033. [2019-09-08 23:05:27,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36033 states. [2019-09-08 23:05:27,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36033 states to 36033 states and 49941 transitions. [2019-09-08 23:05:27,655 INFO L78 Accepts]: Start accepts. Automaton has 36033 states and 49941 transitions. Word has length 185 [2019-09-08 23:05:27,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:05:27,656 INFO L475 AbstractCegarLoop]: Abstraction has 36033 states and 49941 transitions. [2019-09-08 23:05:27,656 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:05:27,656 INFO L276 IsEmpty]: Start isEmpty. Operand 36033 states and 49941 transitions. [2019-09-08 23:05:27,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-09-08 23:05:27,668 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:05:27,669 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2019-09-08 23:05:27,669 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:05:27,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:05:27,669 INFO L82 PathProgramCache]: Analyzing trace with hash -1671243851, now seen corresponding path program 1 times [2019-09-08 23:05:27,669 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:05:27,670 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:05:27,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:27,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:27,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:05:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:27,929 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 29 proven. 14 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2019-09-08 23:05:27,930 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:05:27,930 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:05:27,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:05:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:05:28,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 4378 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:05:28,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:05:29,004 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-09-08 23:05:29,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:05:29,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-09-08 23:05:29,025 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:05:29,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:05:29,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:05:29,026 INFO L87 Difference]: Start difference. First operand 36033 states and 49941 transitions. Second operand 8 states. [2019-09-08 23:06:04,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:04,880 INFO L93 Difference]: Finished difference Result 88325 states and 122627 transitions. [2019-09-08 23:06:04,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 23:06:04,881 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 182 [2019-09-08 23:06:04,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:05,136 INFO L225 Difference]: With dead ends: 88325 [2019-09-08 23:06:05,136 INFO L226 Difference]: Without dead ends: 52325 [2019-09-08 23:06:05,282 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2019-09-08 23:06:05,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52325 states. [2019-09-08 23:06:07,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52325 to 52165. [2019-09-08 23:06:07,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52165 states. [2019-09-08 23:06:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52165 states to 52165 states and 72479 transitions. [2019-09-08 23:06:07,544 INFO L78 Accepts]: Start accepts. Automaton has 52165 states and 72479 transitions. Word has length 182 [2019-09-08 23:06:07,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:07,544 INFO L475 AbstractCegarLoop]: Abstraction has 52165 states and 72479 transitions. [2019-09-08 23:06:07,544 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:06:07,544 INFO L276 IsEmpty]: Start isEmpty. Operand 52165 states and 72479 transitions. [2019-09-08 23:06:07,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-09-08 23:06:07,553 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:07,553 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 23:06:07,554 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:06:07,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:07,554 INFO L82 PathProgramCache]: Analyzing trace with hash 130469803, now seen corresponding path program 1 times [2019-09-08 23:06:07,555 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:07,555 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:07,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:07,558 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:07,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:07,841 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2019-09-08 23:06:07,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:07,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:07,843 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:07,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:07,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:07,843 INFO L87 Difference]: Start difference. First operand 52165 states and 72479 transitions. Second operand 5 states. [2019-09-08 23:06:10,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:10,321 INFO L93 Difference]: Finished difference Result 52171 states and 72484 transitions. [2019-09-08 23:06:10,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:06:10,322 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 190 [2019-09-08 23:06:10,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:10,508 INFO L225 Difference]: With dead ends: 52171 [2019-09-08 23:06:10,509 INFO L226 Difference]: Without dead ends: 52169 [2019-09-08 23:06:10,527 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:06:10,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52169 states. [2019-09-08 23:06:12,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52169 to 52169. [2019-09-08 23:06:12,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52169 states. [2019-09-08 23:06:12,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52169 states to 52169 states and 72482 transitions. [2019-09-08 23:06:12,660 INFO L78 Accepts]: Start accepts. Automaton has 52169 states and 72482 transitions. Word has length 190 [2019-09-08 23:06:12,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:12,661 INFO L475 AbstractCegarLoop]: Abstraction has 52169 states and 72482 transitions. [2019-09-08 23:06:12,661 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:06:12,662 INFO L276 IsEmpty]: Start isEmpty. Operand 52169 states and 72482 transitions. [2019-09-08 23:06:12,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-09-08 23:06:12,665 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:12,665 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 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] [2019-09-08 23:06:12,666 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:06:12,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:12,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1658995801, now seen corresponding path program 1 times [2019-09-08 23:06:12,666 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:12,666 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:12,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:12,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:12,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:12,945 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-09-08 23:06:12,946 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:12,946 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:12,947 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:12,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:12,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:12,948 INFO L87 Difference]: Start difference. First operand 52169 states and 72482 transitions. Second operand 5 states. [2019-09-08 23:06:15,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:15,406 INFO L93 Difference]: Finished difference Result 52175 states and 72487 transitions. [2019-09-08 23:06:15,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:06:15,407 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 195 [2019-09-08 23:06:15,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:15,677 INFO L225 Difference]: With dead ends: 52175 [2019-09-08 23:06:15,677 INFO L226 Difference]: Without dead ends: 52173 [2019-09-08 23:06:15,713 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:06:15,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52173 states. [2019-09-08 23:06:19,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52173 to 52173. [2019-09-08 23:06:19,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52173 states. [2019-09-08 23:06:20,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52173 states to 52173 states and 72485 transitions. [2019-09-08 23:06:20,042 INFO L78 Accepts]: Start accepts. Automaton has 52173 states and 72485 transitions. Word has length 195 [2019-09-08 23:06:20,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:20,043 INFO L475 AbstractCegarLoop]: Abstraction has 52173 states and 72485 transitions. [2019-09-08 23:06:20,043 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:06:20,043 INFO L276 IsEmpty]: Start isEmpty. Operand 52173 states and 72485 transitions. [2019-09-08 23:06:20,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-09-08 23:06:20,046 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:20,046 INFO L399 BasicCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:06:20,047 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:06:20,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:20,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1635515157, now seen corresponding path program 1 times [2019-09-08 23:06:20,047 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:20,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:20,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:20,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:20,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2019-09-08 23:06:20,295 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:20,295 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:20,295 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:20,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:20,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:20,296 INFO L87 Difference]: Start difference. First operand 52173 states and 72485 transitions. Second operand 5 states. [2019-09-08 23:06:22,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:22,318 INFO L93 Difference]: Finished difference Result 52179 states and 72490 transitions. [2019-09-08 23:06:22,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:06:22,318 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 200 [2019-09-08 23:06:22,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:22,531 INFO L225 Difference]: With dead ends: 52179 [2019-09-08 23:06:22,531 INFO L226 Difference]: Without dead ends: 52177 [2019-09-08 23:06:22,556 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:06:22,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52177 states. [2019-09-08 23:06:26,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52177 to 52177. [2019-09-08 23:06:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52177 states. [2019-09-08 23:06:26,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52177 states to 52177 states and 72488 transitions. [2019-09-08 23:06:26,852 INFO L78 Accepts]: Start accepts. Automaton has 52177 states and 72488 transitions. Word has length 200 [2019-09-08 23:06:26,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:26,852 INFO L475 AbstractCegarLoop]: Abstraction has 52177 states and 72488 transitions. [2019-09-08 23:06:26,852 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:06:26,852 INFO L276 IsEmpty]: Start isEmpty. Operand 52177 states and 72488 transitions. [2019-09-08 23:06:26,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-09-08 23:06:26,856 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:26,856 INFO L399 BasicCegarLoop]: trace histogram [8, 7, 7, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:06:26,857 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:06:26,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:26,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1832256025, now seen corresponding path program 1 times [2019-09-08 23:06:26,857 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:26,857 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:26,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:26,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:26,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:27,090 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2019-09-08 23:06:27,091 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:27,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:27,091 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:27,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:27,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:27,092 INFO L87 Difference]: Start difference. First operand 52177 states and 72488 transitions. Second operand 5 states. [2019-09-08 23:06:28,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:28,649 INFO L93 Difference]: Finished difference Result 52183 states and 72493 transitions. [2019-09-08 23:06:28,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:06:28,650 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 205 [2019-09-08 23:06:28,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:29,210 INFO L225 Difference]: With dead ends: 52183 [2019-09-08 23:06:29,210 INFO L226 Difference]: Without dead ends: 52181 [2019-09-08 23:06:29,226 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:06:29,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52181 states. [2019-09-08 23:06:31,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52181 to 52181. [2019-09-08 23:06:31,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52181 states. [2019-09-08 23:06:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52181 states to 52181 states and 72491 transitions. [2019-09-08 23:06:31,882 INFO L78 Accepts]: Start accepts. Automaton has 52181 states and 72491 transitions. Word has length 205 [2019-09-08 23:06:31,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:31,883 INFO L475 AbstractCegarLoop]: Abstraction has 52181 states and 72491 transitions. [2019-09-08 23:06:31,883 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:06:31,883 INFO L276 IsEmpty]: Start isEmpty. Operand 52181 states and 72491 transitions. [2019-09-08 23:06:31,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-09-08 23:06:31,887 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:31,888 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:06:31,888 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:06:31,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:31,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1532351280, now seen corresponding path program 1 times [2019-09-08 23:06:31,888 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:31,888 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:31,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:31,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:31,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:32,145 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2019-09-08 23:06:32,147 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:32,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:32,148 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:32,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:32,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:32,149 INFO L87 Difference]: Start difference. First operand 52181 states and 72491 transitions. Second operand 5 states. [2019-09-08 23:06:54,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:06:54,234 INFO L93 Difference]: Finished difference Result 135654 states and 188498 transitions. [2019-09-08 23:06:54,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:06:54,234 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 202 [2019-09-08 23:06:54,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:06:54,642 INFO L225 Difference]: With dead ends: 135654 [2019-09-08 23:06:54,642 INFO L226 Difference]: Without dead ends: 83506 [2019-09-08 23:06:54,781 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:06:54,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83506 states. [2019-09-08 23:06:58,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83506 to 83337. [2019-09-08 23:06:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83337 states. [2019-09-08 23:06:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83337 states to 83337 states and 115735 transitions. [2019-09-08 23:06:59,640 INFO L78 Accepts]: Start accepts. Automaton has 83337 states and 115735 transitions. Word has length 202 [2019-09-08 23:06:59,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:06:59,641 INFO L475 AbstractCegarLoop]: Abstraction has 83337 states and 115735 transitions. [2019-09-08 23:06:59,641 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:06:59,641 INFO L276 IsEmpty]: Start isEmpty. Operand 83337 states and 115735 transitions. [2019-09-08 23:06:59,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-09-08 23:06:59,649 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:06:59,649 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:06:59,650 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:06:59,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:06:59,650 INFO L82 PathProgramCache]: Analyzing trace with hash 333588535, now seen corresponding path program 1 times [2019-09-08 23:06:59,650 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:06:59,651 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:06:59,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:59,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:06:59,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:06:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:06:59,962 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2019-09-08 23:06:59,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:06:59,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:06:59,964 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:06:59,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:06:59,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:06:59,965 INFO L87 Difference]: Start difference. First operand 83337 states and 115735 transitions. Second operand 5 states. [2019-09-08 23:07:24,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:07:24,937 INFO L93 Difference]: Finished difference Result 220204 states and 307114 transitions. [2019-09-08 23:07:24,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:07:24,937 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 203 [2019-09-08 23:07:24,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:07:25,572 INFO L225 Difference]: With dead ends: 220204 [2019-09-08 23:07:25,572 INFO L226 Difference]: Without dead ends: 136900 [2019-09-08 23:07:25,778 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:07:25,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136900 states. [2019-09-08 23:07:35,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136900 to 136491. [2019-09-08 23:07:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136491 states. [2019-09-08 23:07:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136491 states to 136491 states and 190715 transitions. [2019-09-08 23:07:36,724 INFO L78 Accepts]: Start accepts. Automaton has 136491 states and 190715 transitions. Word has length 203 [2019-09-08 23:07:36,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:07:36,725 INFO L475 AbstractCegarLoop]: Abstraction has 136491 states and 190715 transitions. [2019-09-08 23:07:36,725 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:07:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 136491 states and 190715 transitions. [2019-09-08 23:07:36,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-09-08 23:07:36,733 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:07:36,734 INFO L399 BasicCegarLoop]: trace histogram [9, 8, 8, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:07:36,734 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:07:36,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:07:36,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1637964331, now seen corresponding path program 1 times [2019-09-08 23:07:36,735 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:07:36,735 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:07:36,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:36,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:07:36,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:07:37,025 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-09-08 23:07:37,025 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:07:37,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:07:37,026 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:07:37,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:07:37,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:07:37,027 INFO L87 Difference]: Start difference. First operand 136491 states and 190715 transitions. Second operand 5 states. [2019-09-08 23:07:46,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:07:46,168 INFO L93 Difference]: Finished difference Result 145607 states and 203620 transitions. [2019-09-08 23:07:46,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:07:46,169 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 210 [2019-09-08 23:07:46,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:07:46,860 INFO L225 Difference]: With dead ends: 145607 [2019-09-08 23:07:46,861 INFO L226 Difference]: Without dead ends: 145605 [2019-09-08 23:07:46,908 INFO L628 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 [2019-09-08 23:07:47,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145605 states. [2019-09-08 23:07:54,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145605 to 145605. [2019-09-08 23:07:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145605 states. [2019-09-08 23:07:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145605 states to 145605 states and 203618 transitions. [2019-09-08 23:07:54,731 INFO L78 Accepts]: Start accepts. Automaton has 145605 states and 203618 transitions. Word has length 210 [2019-09-08 23:07:54,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:07:54,732 INFO L475 AbstractCegarLoop]: Abstraction has 145605 states and 203618 transitions. [2019-09-08 23:07:54,732 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:07:54,732 INFO L276 IsEmpty]: Start isEmpty. Operand 145605 states and 203618 transitions. [2019-09-08 23:07:54,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-09-08 23:07:54,738 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:07:54,738 INFO L399 BasicCegarLoop]: trace histogram [10, 9, 9, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:07:54,738 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:07:54,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:07:54,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1289084889, now seen corresponding path program 1 times [2019-09-08 23:07:54,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:07:54,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:07:54,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:54,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:07:54,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:07:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:07:55,019 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-09-08 23:07:55,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:07:55,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:07:55,021 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:07:55,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:07:55,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:07:55,021 INFO L87 Difference]: Start difference. First operand 145605 states and 203618 transitions. Second operand 5 states. [2019-09-08 23:08:01,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:08:01,216 INFO L93 Difference]: Finished difference Result 145611 states and 203623 transitions. [2019-09-08 23:08:01,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:08:01,216 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 215 [2019-09-08 23:08:01,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:08:01,902 INFO L225 Difference]: With dead ends: 145611 [2019-09-08 23:08:01,902 INFO L226 Difference]: Without dead ends: 145609 [2019-09-08 23:08:01,970 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:08:02,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145609 states. [2019-09-08 23:08:13,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145609 to 145609. [2019-09-08 23:08:13,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145609 states. [2019-09-08 23:08:13,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145609 states to 145609 states and 203621 transitions. [2019-09-08 23:08:13,914 INFO L78 Accepts]: Start accepts. Automaton has 145609 states and 203621 transitions. Word has length 215 [2019-09-08 23:08:13,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:08:13,914 INFO L475 AbstractCegarLoop]: Abstraction has 145609 states and 203621 transitions. [2019-09-08 23:08:13,914 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:08:13,915 INFO L276 IsEmpty]: Start isEmpty. Operand 145609 states and 203621 transitions. [2019-09-08 23:08:13,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-09-08 23:08:13,921 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:08:13,921 INFO L399 BasicCegarLoop]: trace histogram [11, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:08:13,921 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:08:13,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:08:13,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1779558558, now seen corresponding path program 1 times [2019-09-08 23:08:13,922 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:08:13,922 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:08:13,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:13,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:08:13,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:08:14,152 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-09-08 23:08:14,153 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:08:14,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:08:14,155 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:08:14,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:08:14,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:08:14,156 INFO L87 Difference]: Start difference. First operand 145609 states and 203621 transitions. Second operand 3 states. [2019-09-08 23:08:30,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:08:30,007 INFO L93 Difference]: Finished difference Result 291747 states and 407931 transitions. [2019-09-08 23:08:30,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:08:30,007 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 257 [2019-09-08 23:08:30,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:08:31,134 INFO L225 Difference]: With dead ends: 291747 [2019-09-08 23:08:31,134 INFO L226 Difference]: Without dead ends: 216372 [2019-09-08 23:08:31,365 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:08:31,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216372 states. [2019-09-08 23:08:49,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216372 to 216215. [2019-09-08 23:08:49,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216215 states. [2019-09-08 23:08:50,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216215 states to 216215 states and 302639 transitions. [2019-09-08 23:08:50,129 INFO L78 Accepts]: Start accepts. Automaton has 216215 states and 302639 transitions. Word has length 257 [2019-09-08 23:08:50,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:08:50,129 INFO L475 AbstractCegarLoop]: Abstraction has 216215 states and 302639 transitions. [2019-09-08 23:08:50,129 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:08:50,129 INFO L276 IsEmpty]: Start isEmpty. Operand 216215 states and 302639 transitions. [2019-09-08 23:08:50,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-09-08 23:08:50,136 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:08:50,137 INFO L399 BasicCegarLoop]: trace histogram [11, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:08:50,137 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:08:50,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:08:50,137 INFO L82 PathProgramCache]: Analyzing trace with hash -384058016, now seen corresponding path program 1 times [2019-09-08 23:08:50,137 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:08:50,137 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:08:50,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:50,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:08:50,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:08:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:08:50,368 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2019-09-08 23:08:50,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:08:50,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:08:50,369 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:08:50,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:08:50,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:08:50,370 INFO L87 Difference]: Start difference. First operand 216215 states and 302639 transitions. Second operand 5 states. [2019-09-08 23:08:59,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:08:59,951 INFO L93 Difference]: Finished difference Result 216221 states and 302644 transitions. [2019-09-08 23:08:59,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:08:59,951 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 257 [2019-09-08 23:08:59,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:09:00,963 INFO L225 Difference]: With dead ends: 216221 [2019-09-08 23:09:00,963 INFO L226 Difference]: Without dead ends: 216219 [2019-09-08 23:09:01,049 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:09:01,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216219 states. [2019-09-08 23:09:17,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216219 to 216219. [2019-09-08 23:09:17,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216219 states. [2019-09-08 23:09:18,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216219 states to 216219 states and 302642 transitions. [2019-09-08 23:09:18,846 INFO L78 Accepts]: Start accepts. Automaton has 216219 states and 302642 transitions. Word has length 257 [2019-09-08 23:09:18,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:09:18,847 INFO L475 AbstractCegarLoop]: Abstraction has 216219 states and 302642 transitions. [2019-09-08 23:09:18,847 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:09:18,847 INFO L276 IsEmpty]: Start isEmpty. Operand 216219 states and 302642 transitions. [2019-09-08 23:09:18,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-09-08 23:09:18,855 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:09:18,855 INFO L399 BasicCegarLoop]: trace histogram [12, 11, 11, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:09:18,855 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:09:18,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:09:18,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1692630825, now seen corresponding path program 1 times [2019-09-08 23:09:18,856 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:09:18,856 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:09:18,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:18,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:09:18,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:09:19,068 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2019-09-08 23:09:19,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:09:19,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:09:19,070 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:09:19,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:09:19,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:19,070 INFO L87 Difference]: Start difference. First operand 216219 states and 302642 transitions. Second operand 3 states. [2019-09-08 23:09:38,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:09:38,223 INFO L93 Difference]: Finished difference Result 362163 states and 506307 transitions. [2019-09-08 23:09:38,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:09:38,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 225 [2019-09-08 23:09:38,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:09:39,307 INFO L225 Difference]: With dead ends: 362163 [2019-09-08 23:09:39,307 INFO L226 Difference]: Without dead ends: 216178 [2019-09-08 23:09:39,661 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:39,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216178 states. [2019-09-08 23:09:59,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216178 to 216074. [2019-09-08 23:09:59,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216074 states. [2019-09-08 23:10:00,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216074 states to 216074 states and 302104 transitions. [2019-09-08 23:10:00,100 INFO L78 Accepts]: Start accepts. Automaton has 216074 states and 302104 transitions. Word has length 225 [2019-09-08 23:10:00,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:00,100 INFO L475 AbstractCegarLoop]: Abstraction has 216074 states and 302104 transitions. [2019-09-08 23:10:00,100 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:10:00,101 INFO L276 IsEmpty]: Start isEmpty. Operand 216074 states and 302104 transitions. [2019-09-08 23:10:00,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-09-08 23:10:00,108 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:00,108 INFO L399 BasicCegarLoop]: trace histogram [12, 11, 11, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:10:00,108 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:00,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:00,109 INFO L82 PathProgramCache]: Analyzing trace with hash -1763302809, now seen corresponding path program 1 times [2019-09-08 23:10:00,109 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:00,109 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:00,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:00,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:00,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:00,329 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2019-09-08 23:10:00,330 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:00,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:00,331 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:00,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:00,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:00,331 INFO L87 Difference]: Start difference. First operand 216074 states and 302104 transitions. Second operand 5 states. [2019-09-08 23:10:11,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:11,746 INFO L93 Difference]: Finished difference Result 216080 states and 302109 transitions. [2019-09-08 23:10:11,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:11,748 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 225 [2019-09-08 23:10:11,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:12,787 INFO L225 Difference]: With dead ends: 216080 [2019-09-08 23:10:12,788 INFO L226 Difference]: Without dead ends: 216078 [2019-09-08 23:10:12,876 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:13,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216078 states. [2019-09-08 23:10:31,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216078 to 216078. [2019-09-08 23:10:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216078 states. [2019-09-08 23:10:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216078 states to 216078 states and 302107 transitions. [2019-09-08 23:10:32,674 INFO L78 Accepts]: Start accepts. Automaton has 216078 states and 302107 transitions. Word has length 225 [2019-09-08 23:10:32,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:32,675 INFO L475 AbstractCegarLoop]: Abstraction has 216078 states and 302107 transitions. [2019-09-08 23:10:32,675 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:32,675 INFO L276 IsEmpty]: Start isEmpty. Operand 216078 states and 302107 transitions. [2019-09-08 23:10:32,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-09-08 23:10:32,683 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:32,684 INFO L399 BasicCegarLoop]: trace histogram [13, 12, 12, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:10:32,684 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:32,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:32,684 INFO L82 PathProgramCache]: Analyzing trace with hash -665033557, now seen corresponding path program 1 times [2019-09-08 23:10:32,684 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:32,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:32,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:32,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:32,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:32,887 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2019-09-08 23:10:32,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:32,889 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:32,890 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:32,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:32,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:32,891 INFO L87 Difference]: Start difference. First operand 216078 states and 302107 transitions. Second operand 5 states. [2019-09-08 23:10:48,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:48,927 INFO L93 Difference]: Finished difference Result 216084 states and 302112 transitions. [2019-09-08 23:10:48,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:48,928 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 230 [2019-09-08 23:10:48,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:49,931 INFO L225 Difference]: With dead ends: 216084 [2019-09-08 23:10:49,931 INFO L226 Difference]: Without dead ends: 216080 [2019-09-08 23:10:50,011 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:50,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216080 states. [2019-09-08 23:11:03,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216080 to 216080. [2019-09-08 23:11:03,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216080 states. [2019-09-08 23:11:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216080 states to 216080 states and 302108 transitions. [2019-09-08 23:11:04,153 INFO L78 Accepts]: Start accepts. Automaton has 216080 states and 302108 transitions. Word has length 230 [2019-09-08 23:11:04,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:11:04,154 INFO L475 AbstractCegarLoop]: Abstraction has 216080 states and 302108 transitions. [2019-09-08 23:11:04,154 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:11:04,154 INFO L276 IsEmpty]: Start isEmpty. Operand 216080 states and 302108 transitions. [2019-09-08 23:11:04,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2019-09-08 23:11:04,162 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:11:04,162 INFO L399 BasicCegarLoop]: trace histogram [14, 13, 13, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:11:04,162 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:11:04,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:11:04,162 INFO L82 PathProgramCache]: Analyzing trace with hash 614859943, now seen corresponding path program 1 times [2019-09-08 23:11:04,162 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:11:04,162 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:11:04,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:04,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:11:04,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:11:04,378 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 463 trivial. 0 not checked. [2019-09-08 23:11:04,379 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:11:04,379 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:11:04,379 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:11:04,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:11:04,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:11:04,380 INFO L87 Difference]: Start difference. First operand 216080 states and 302108 transitions. Second operand 5 states. [2019-09-08 23:11:19,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:11:19,773 INFO L93 Difference]: Finished difference Result 216080 states and 302108 transitions. [2019-09-08 23:11:19,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:11:19,773 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 235 [2019-09-08 23:11:19,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:11:20,847 INFO L225 Difference]: With dead ends: 216080 [2019-09-08 23:11:20,847 INFO L226 Difference]: Without dead ends: 214769 [2019-09-08 23:11:20,938 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:11:21,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214769 states. [2019-09-08 23:11:31,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214769 to 144318. [2019-09-08 23:11:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144318 states. [2019-09-08 23:11:32,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144318 states to 144318 states and 201657 transitions. [2019-09-08 23:11:32,227 INFO L78 Accepts]: Start accepts. Automaton has 144318 states and 201657 transitions. Word has length 235 [2019-09-08 23:11:32,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:11:32,228 INFO L475 AbstractCegarLoop]: Abstraction has 144318 states and 201657 transitions. [2019-09-08 23:11:32,228 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:11:32,228 INFO L276 IsEmpty]: Start isEmpty. Operand 144318 states and 201657 transitions. [2019-09-08 23:11:32,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-09-08 23:11:32,233 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:11:32,233 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:11:32,233 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:11:32,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:11:32,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1990758177, now seen corresponding path program 1 times [2019-09-08 23:11:32,234 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:11:32,234 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:11:32,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:32,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:11:32,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:11:32,435 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-09-08 23:11:32,435 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:11:32,435 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:11:32,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:11:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:11:33,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 5111 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:11:33,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:11:34,429 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 56 proven. 3 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2019-09-08 23:11:34,451 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 23:11:34,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-08 23:11:34,452 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:11:34,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:11:34,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:11:34,452 INFO L87 Difference]: Start difference. First operand 144318 states and 201657 transitions. Second operand 8 states. [2019-09-08 23:12:11,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:12:11,204 INFO L93 Difference]: Finished difference Result 238172 states and 333628 transitions. [2019-09-08 23:12:11,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-09-08 23:12:11,204 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 253 [2019-09-08 23:12:11,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:12:12,458 INFO L225 Difference]: With dead ends: 238172 [2019-09-08 23:12:12,458 INFO L226 Difference]: Without dead ends: 93724 [2019-09-08 23:12:12,739 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2019-09-08 23:12:12,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93724 states. [2019-09-08 23:12:25,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93724 to 91880. [2019-09-08 23:12:25,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91880 states. [2019-09-08 23:12:25,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91880 states to 91880 states and 128961 transitions. [2019-09-08 23:12:25,935 INFO L78 Accepts]: Start accepts. Automaton has 91880 states and 128961 transitions. Word has length 253 [2019-09-08 23:12:25,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:12:25,935 INFO L475 AbstractCegarLoop]: Abstraction has 91880 states and 128961 transitions. [2019-09-08 23:12:25,935 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:12:25,936 INFO L276 IsEmpty]: Start isEmpty. Operand 91880 states and 128961 transitions. [2019-09-08 23:12:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2019-09-08 23:12:25,940 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:12:25,940 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:12:25,941 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:12:25,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:12:25,941 INFO L82 PathProgramCache]: Analyzing trace with hash 31324201, now seen corresponding path program 1 times [2019-09-08 23:12:25,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:12:25,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:12:25,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:25,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:12:25,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:12:26,244 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2019-09-08 23:12:26,245 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:12:26,245 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:12:26,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:12:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:12:27,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 5501 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:12:27,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:12:27,624 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 163 proven. 6 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-08 23:12:27,650 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 23:12:27,650 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-08 23:12:27,652 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:12:27,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:12:27,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:12:27,653 INFO L87 Difference]: Start difference. First operand 91880 states and 128961 transitions. Second operand 8 states. [2019-09-08 23:13:02,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:13:02,706 INFO L93 Difference]: Finished difference Result 184220 states and 258570 transitions. [2019-09-08 23:13:02,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-09-08 23:13:02,706 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 351 [2019-09-08 23:13:02,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:13:03,128 INFO L225 Difference]: With dead ends: 184220 [2019-09-08 23:13:03,128 INFO L226 Difference]: Without dead ends: 92500 [2019-09-08 23:13:03,333 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-09-08 23:13:03,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92500 states. [2019-09-08 23:13:11,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92500 to 92384. [2019-09-08 23:13:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92384 states. [2019-09-08 23:13:11,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92384 states to 92384 states and 129428 transitions. [2019-09-08 23:13:11,730 INFO L78 Accepts]: Start accepts. Automaton has 92384 states and 129428 transitions. Word has length 351 [2019-09-08 23:13:11,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:13:11,731 INFO L475 AbstractCegarLoop]: Abstraction has 92384 states and 129428 transitions. [2019-09-08 23:13:11,731 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:13:11,731 INFO L276 IsEmpty]: Start isEmpty. Operand 92384 states and 129428 transitions. [2019-09-08 23:13:11,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2019-09-08 23:13:11,735 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:13:11,736 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:13:11,736 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:13:11,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:13:11,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1168106524, now seen corresponding path program 1 times [2019-09-08 23:13:11,737 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:13:11,737 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:13:11,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:11,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:13:11,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 65 proven. 23 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-09-08 23:13:12,067 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:13:12,067 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 23:13:12,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:13:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:14,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 5805 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:13:14,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:13:14,200 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 262 proven. 5 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2019-09-08 23:13:14,221 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 23:13:14,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-08 23:13:14,222 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:13:14,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:13:14,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:13:14,223 INFO L87 Difference]: Start difference. First operand 92384 states and 129428 transitions. Second operand 8 states. [2019-09-08 23:13:56,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:13:56,970 INFO L93 Difference]: Finished difference Result 206984 states and 291128 transitions. [2019-09-08 23:13:56,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-09-08 23:13:56,970 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 427 [2019-09-08 23:13:56,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:13:57,505 INFO L225 Difference]: With dead ends: 206984 [2019-09-08 23:13:57,505 INFO L226 Difference]: Without dead ends: 114684 [2019-09-08 23:13:57,684 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2019-09-08 23:13:57,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114684 states. [2019-09-08 23:14:11,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114684 to 114620. [2019-09-08 23:14:11,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114620 states. [2019-09-08 23:14:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114620 states to 114620 states and 161159 transitions. [2019-09-08 23:14:12,529 INFO L78 Accepts]: Start accepts. Automaton has 114620 states and 161159 transitions. Word has length 427 [2019-09-08 23:14:12,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:14:12,529 INFO L475 AbstractCegarLoop]: Abstraction has 114620 states and 161159 transitions. [2019-09-08 23:14:12,529 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:14:12,529 INFO L276 IsEmpty]: Start isEmpty. Operand 114620 states and 161159 transitions. [2019-09-08 23:14:12,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2019-09-08 23:14:12,534 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:14:12,534 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:14:12,534 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:14:12,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:14:12,535 INFO L82 PathProgramCache]: Analyzing trace with hash -945475781, now seen corresponding path program 1 times [2019-09-08 23:14:12,535 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:14:12,535 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:14:12,537 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:14:12,537 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:14:12,537 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:14:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:14:12,938 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 69 proven. 23 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2019-09-08 23:14:12,939 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:14:12,939 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 23:14:12,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:14:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:14:14,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 5819 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:14:14,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:14:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 274 proven. 5 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2019-09-08 23:14:14,300 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 23:14:14,301 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-08 23:14:14,301 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:14:14,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:14:14,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:14:14,302 INFO L87 Difference]: Start difference. First operand 114620 states and 161159 transitions. Second operand 8 states.