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 0.1.24-673a906-m [2019-10-02 05:42:40,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 05:42:40,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 05:42:40,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 05:42:40,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 05:42:40,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 05:42:40,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 05:42:40,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 05:42:40,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 05:42:40,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 05:42:40,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 05:42:40,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 05:42:40,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 05:42:40,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 05:42:40,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 05:42:40,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 05:42:40,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 05:42:40,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 05:42:40,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 05:42:40,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 05:42:40,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 05:42:40,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 05:42:40,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 05:42:40,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 05:42:40,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 05:42:40,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 05:42:40,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 05:42:40,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 05:42:40,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 05:42:40,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 05:42:40,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 05:42:40,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 05:42:40,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 05:42:40,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 05:42:40,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 05:42:40,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 05:42:40,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 05:42:40,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 05:42:40,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 05:42:40,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 05:42:40,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 05:42:40,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 05:42:40,739 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 05:42:40,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 05:42:40,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 05:42:40,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 05:42:40,741 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 05:42:40,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 05:42:40,742 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 05:42:40,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 05:42:40,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 05:42:40,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 05:42:40,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 05:42:40,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 05:42:40,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 05:42:40,743 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 05:42:40,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 05:42:40,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 05:42:40,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 05:42:40,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 05:42:40,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 05:42:40,744 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 05:42:40,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 05:42:40,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 05:42:40,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 05:42:40,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 05:42:40,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 05:42:40,746 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 05:42:40,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 05:42:40,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 05:42:40,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 05:42:40,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 05:42:40,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 05:42:40,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 05:42:40,790 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 05:42:40,791 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 05:42:40,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2019-10-02 05:42:40,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d8ffffee/a2053e8b7bf947efbdebee5eae979035/FLAGe257e8298 [2019-10-02 05:42:41,698 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 05:42:41,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2019-10-02 05:42:41,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d8ffffee/a2053e8b7bf947efbdebee5eae979035/FLAGe257e8298 [2019-10-02 05:42:42,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d8ffffee/a2053e8b7bf947efbdebee5eae979035 [2019-10-02 05:42:42,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 05:42:42,191 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 05:42:42,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 05:42:42,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 05:42:42,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 05:42:42,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 05:42:42" (1/1) ... [2019-10-02 05:42:42,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2938aed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:42, skipping insertion in model container [2019-10-02 05:42:42,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 05:42:42" (1/1) ... [2019-10-02 05:42:42,208 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 05:42:42,382 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 05:42:45,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 05:42:45,875 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 05:42:46,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 05:42:47,119 INFO L192 MainTranslator]: Completed translation [2019-10-02 05:42:47,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47 WrapperNode [2019-10-02 05:42:47,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 05:42:47,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 05:42:47,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 05:42:47,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 05:42:47,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47" (1/1) ... [2019-10-02 05:42:47,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47" (1/1) ... [2019-10-02 05:42:47,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47" (1/1) ... [2019-10-02 05:42:47,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47" (1/1) ... [2019-10-02 05:42:47,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47" (1/1) ... [2019-10-02 05:42:47,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47" (1/1) ... [2019-10-02 05:42:47,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47" (1/1) ... [2019-10-02 05:42:47,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 05:42:47,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 05:42:47,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 05:42:47,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 05:42:47,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 05:42:47,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 05:42:47,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 05:42:47,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:42:47,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 05:42:47,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 05:42:47,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 05:42:47,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 05:42:47,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-02 05:42:47,637 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 05:42:47,637 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 05:42:47,637 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-02 05:42:47,638 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-02 05:42:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-02 05:42:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 05:42:47,640 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-02 05:42:47,640 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-02 05:42:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 05:42:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-02 05:42:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-02 05:42:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-02 05:42:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 05:42:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-02 05:42:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-02 05:42:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-02 05:42:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 05:42:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2019-10-02 05:42:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-02 05:42:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-02 05:42:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-02 05:42:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-02 05:42:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-02 05:42:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-10-02 05:42:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-02 05:42:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-02 05:42:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-02 05:42:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-02 05:42:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-02 05:42:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-02 05:42:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-02 05:42:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-02 05:42:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-02 05:42:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-10-02 05:42:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 05:42:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 05:42:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 05:42:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_all_tx_empty [2019-10-02 05:42:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2019-10-02 05:42:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2019-10-02 05:42:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure DisableDmaChannel [2019-10-02 05:42:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2019-10-02 05:42:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2019-10-02 05:42:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2019-10-02 05:42:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2019-10-02 05:42:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2019-10-02 05:42:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2019-10-02 05:42:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2019-10-02 05:42:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIFO [2019-10-02 05:42:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2019-10-02 05:42:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2019-10-02 05:42:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2019-10-02 05:42:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2019-10-02 05:42:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2019-10-02 05:42:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2019-10-02 05:42:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2019-10-02 05:42:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2019-10-02 05:42:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2019-10-02 05:42:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2019-10-02 05:42:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2019-10-02 05:42:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure Rd_Indx [2019-10-02 05:42:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2019-10-02 05:42:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetDongle [2019-10-02 05:42:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSITmode [2019-10-02 05:42:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure SI_SetMode [2019-10-02 05:42:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2019-10-02 05:42:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2019-10-02 05:42:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2019-10-02 05:42:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2019-10-02 05:42:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2019-10-02 05:42:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure SetVFIR [2019-10-02 05:42:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure SetFIR [2019-10-02 05:42:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMIR [2019-10-02 05:42:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2019-10-02 05:42:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure iodelay [2019-10-02 05:42:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_init [2019-10-02 05:42:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure via_init_one [2019-10-02 05:42:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_cleanup [2019-10-02 05:42:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2019-10-02 05:42:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2019-10-02 05:42:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure via_hw_init [2019-10-02 05:42:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_read_dongle_id [2019-10-02 05:42:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2019-10-02 05:42:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2019-10-02 05:42:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_sir [2019-10-02 05:42:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_hard_xmit_fir [2019-10-02 05:42:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2019-10-02 05:42:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit_complete [2019-10-02 05:42:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2019-10-02 05:42:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive_complete [2019-10-02 05:42:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure upload_rxdata [2019-10-02 05:42:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure RxTimerHandler [2019-10-02 05:42:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_interrupt [2019-10-02 05:42:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2019-10-02 05:42:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_is_receiving [2019-10-02 05:42:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2019-10-02 05:42:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2019-10-02 05:42:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_ioctl [2019-10-02 05:42:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_via_ircc_cleanup_10_2 [2019-10-02 05:42:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_via_ircc_init_10_7 [2019-10-02 05:42:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-10-02 05:42:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-02 05:42:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_7_1 [2019-10-02 05:42:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-10-02 05:42:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_3_1 [2019-10-02 05:42:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_6_2 [2019-10-02 05:42:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_5_4 [2019-10-02 05:42:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2019-10-02 05:42:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-02 05:42:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-02 05:42:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_10 [2019-10-02 05:42:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 05:42:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-02 05:42:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-02 05:42:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-02 05:42:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-10-02 05:42:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-10-02 05:42:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-10-02 05:42:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-02 05:42:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-10-02 05:42:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-10-02 05:42:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-10-02 05:42:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-10-02 05:42:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-10-02 05:42:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-10-02 05:42:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-02 05:42:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-10-02 05:42:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-10-02 05:42:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-02 05:42:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_5_6 [2019-10-02 05:42:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-02 05:42:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-02 05:42:47,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-10-02 05:42:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-02 05:42:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-02 05:42:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-02 05:42:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-10-02 05:42:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-10-02 05:42:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-02 05:42:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_7_2 [2019-10-02 05:42:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-10-02 05:42:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-10-02 05:42:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_66 [2019-10-02 05:42:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_67 [2019-10-02 05:42:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_68 [2019-10-02 05:42:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_69 [2019-10-02 05:42:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_70 [2019-10-02 05:42:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_71 [2019-10-02 05:42:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_72 [2019-10-02 05:42:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_73 [2019-10-02 05:42:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_74 [2019-10-02 05:42:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_76 [2019-10-02 05:42:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_77 [2019-10-02 05:42:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_78 [2019-10-02 05:42:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_79 [2019-10-02 05:42:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_80 [2019-10-02 05:42:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_81 [2019-10-02 05:42:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_82 [2019-10-02 05:42:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-02 05:42:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-02 05:42:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-02 05:42:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 05:42:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 05:42:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 05:42:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 05:42:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-02 05:42:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-02 05:42:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-02 05:42:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-02 05:42:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-02 05:42:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-02 05:42:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 05:42:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 05:42:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 05:42:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 05:42:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-02 05:42:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 05:42:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-02 05:42:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-02 05:42:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-02 05:42:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-02 05:42:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-02 05:42:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-02 05:42:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-02 05:42:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 05:42:47,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 05:42:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 05:42:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-02 05:42:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-02 05:42:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-02 05:42:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-02 05:42:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-02 05:42:47,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-02 05:42:47,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2019-10-02 05:42:47,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2019-10-02 05:42:47,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_NOT_ARG_SIGN [2019-10-02 05:42:47,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_NOT_ARG_SIGN [2019-10-02 05:42:47,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_NOT_ARG_SIGN [2019-10-02 05:42:47,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_NOT_ARG_SIGN [2019-10-02 05:42:47,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_NOT_ARG_SIGN [2019-10-02 05:42:47,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_NOT_ARG_SIGN [2019-10-02 05:42:47,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-02 05:42:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-02 05:42:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-02 05:42:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-02 05:42:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-02 05:42:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-02 05:42:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-02 05:42:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-02 05:42:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-02 05:42:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-02 05:42:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-02 05:42:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-02 05:42:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-02 05:42:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-02 05:42:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-02 05:42:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-02 05:42:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dma_spin_lock [2019-10-02 05:42:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_dma_spin_lock [2019-10-02 05:42:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_dma_spin_lock [2019-10-02 05:42:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-10-02 05:42:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_dma_spin_lock [2019-10-02 05:42:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_dma_spin_lock [2019-10-02 05:42:47,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_dma_spin_lock [2019-10-02 05:42:47,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-10-02 05:42:47,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-02 05:42:47,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-02 05:42:47,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-02 05:42:47,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-02 05:42:47,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-02 05:42:47,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-02 05:42:47,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-02 05:42:47,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-02 05:42:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-02 05:42:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-02 05:42:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-02 05:42:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-02 05:42:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-02 05:42:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-02 05:42:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-02 05:42:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-02 05:42:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_via_ircc_cb [2019-10-02 05:42:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2019-10-02 05:42:47,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_via_ircc_cb [2019-10-02 05:42:47,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_via_ircc_cb [2019-10-02 05:42:47,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_via_ircc_cb [2019-10-02 05:42:47,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_via_ircc_cb [2019-10-02 05:42:47,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_via_ircc_cb [2019-10-02 05:42:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_via_ircc_cb [2019-10-02 05:42:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-02 05:42:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-02 05:42:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-02 05:42:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-02 05:42:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-02 05:42:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-02 05:42:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-02 05:42:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-02 05:42:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-02 05:42:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-02 05:42:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-02 05:42:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-02 05:42:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-02 05:42:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-02 05:42:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-02 05:42:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-02 05:42:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-02 05:42:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-02 05:42:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-02 05:42:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-02 05:42:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-02 05:42:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-02 05:42:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-02 05:42:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-02 05:42:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-02 05:42:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-02 05:42:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-02 05:42:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-02 05:42:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-02 05:42:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-02 05:42:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-02 05:42:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-02 05:42:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-02 05:42:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-02 05:42:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-02 05:42:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 05:42:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-02 05:42:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-02 05:42:47,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-02 05:42:47,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-02 05:42:47,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-02 05:42:47,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 05:42:47,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-10-02 05:42:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-02 05:42:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-02 05:42:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 05:42:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 05:42:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-10-02 05:42:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-10-02 05:42:47,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-02 05:42:47,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-02 05:42:47,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 05:42:47,799 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_irdadev [2019-10-02 05:42:47,799 INFO L138 BoogieDeclarations]: Found implementation of procedure async_wrap_skb [2019-10-02 05:42:47,799 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-02 05:42:47,799 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-02 05:42:47,799 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-02 05:42:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-02 05:42:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-02 05:42:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2019-10-02 05:42:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 05:42:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-02 05:42:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_set_media_busy [2019-10-02 05:42:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_init_max_qos_capabilies [2019-10-02 05:42:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_qos_bits_to_value [2019-10-02 05:42:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2019-10-02 05:42:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_close [2019-10-02 05:42:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure irlap_open [2019-10-02 05:42:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-02 05:42:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-02 05:42:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-02 05:42:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 05:42:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 05:42:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-02 05:42:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-02 05:42:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-02 05:42:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-02 05:42:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-10-02 05:42:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-02 05:42:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-02 05:42:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-02 05:42:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-10-02 05:42:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-02 05:42:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 05:42:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 05:42:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 05:42:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-02 05:42:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2019-10-02 05:42:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 05:42:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 05:42:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-02 05:42:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 05:42:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 05:42:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 05:42:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 05:42:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 05:42:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 05:42:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 05:42:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 05:42:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-02 05:42:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-02 05:42:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 05:42:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 05:42:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-02 05:42:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 05:42:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-02 05:42:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 05:42:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 05:42:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-02 05:42:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 05:42:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-02 05:42:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-10-02 05:42:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_72 [2019-10-02 05:42:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_74 [2019-10-02 05:42:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_82 [2019-10-02 05:42:47,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_via_ircc_cb [2019-10-02 05:42:47,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2019-10-02 05:42:47,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 05:42:47,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-02 05:42:47,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-02 05:42:47,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-02 05:42:47,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-02 05:42:47,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-02 05:42:47,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 05:42:47,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-02 05:42:47,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-02 05:42:47,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-02 05:42:47,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 05:42:47,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 05:42:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-02 05:42:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-02 05:42:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-02 05:42:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 05:42:47,813 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-02 05:42:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-02 05:42:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 05:42:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 05:42:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-02 05:42:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_76 [2019-10-02 05:42:47,814 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-02 05:42:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_77 [2019-10-02 05:42:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 05:42:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_73 [2019-10-02 05:42:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-10-02 05:42:47,815 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-10-02 05:42:47,816 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-02 05:42:47,816 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-02 05:42:47,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-10-02 05:42:47,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-10-02 05:42:47,816 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 05:42:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-02 05:42:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-10-02 05:42:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-02 05:42:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 05:42:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-02 05:42:47,817 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-02 05:42:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 05:42:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-02 05:42:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-02 05:42:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-02 05:42:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 05:42:47,818 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 05:42:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 05:42:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2019-10-02 05:42:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-02 05:42:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-02 05:42:47,819 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 05:42:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-02 05:42:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 05:42:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 05:42:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-02 05:42:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-02 05:42:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-02 05:42:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-02 05:42:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-02 05:42:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 05:42:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-10-02 05:42:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-02 05:42:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-02 05:42:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-02 05:42:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_69 [2019-10-02 05:42:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_71 [2019-10-02 05:42:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-02 05:42:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-02 05:42:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-02 05:42:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-02 05:42:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-02 05:42:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-02 05:42:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-02 05:42:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-02 05:42:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-02 05:42:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-02 05:42:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_68 [2019-10-02 05:42:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-02 05:42:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_70 [2019-10-02 05:42:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-02 05:42:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-10-02 05:42:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-02 05:42:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-10-02 05:42:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 05:42:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-02 05:42:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 05:42:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_66 [2019-10-02 05:42:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 05:42:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_67 [2019-10-02 05:42:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 05:42:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 05:42:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 05:42:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 05:42:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_78 [2019-10-02 05:42:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 05:42:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_79 [2019-10-02 05:42:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_80 [2019-10-02 05:42:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_81 [2019-10-02 05:42:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2019-10-02 05:42:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2019-10-02 05:42:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_all_tx_empty [2019-10-02 05:42:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure irda_init_max_qos_capabilies [2019-10-02 05:42:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure irda_qos_bits_to_value [2019-10-02 05:42:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_open [2019-10-02 05:42:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure irlap_close [2019-10-02 05:42:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_set_media_busy [2019-10-02 05:42:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2019-10-02 05:42:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_irdadev [2019-10-02 05:42:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2019-10-02 05:42:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2019-10-02 05:42:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure async_wrap_skb [2019-10-02 05:42:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure DisableDmaChannel [2019-10-02 05:42:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2019-10-02 05:42:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2019-10-02 05:42:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2019-10-02 05:42:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2019-10-02 05:42:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2019-10-02 05:42:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2019-10-02 05:42:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2019-10-02 05:42:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIFO [2019-10-02 05:42:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2019-10-02 05:42:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2019-10-02 05:42:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2019-10-02 05:42:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2019-10-02 05:42:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2019-10-02 05:42:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2019-10-02 05:42:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2019-10-02 05:42:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2019-10-02 05:42:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2019-10-02 05:42:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2019-10-02 05:42:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2019-10-02 05:42:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure Rd_Indx [2019-10-02 05:42:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2019-10-02 05:42:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure ResetDongle [2019-10-02 05:42:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure SetSITmode [2019-10-02 05:42:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure SI_SetMode [2019-10-02 05:42:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2019-10-02 05:42:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2019-10-02 05:42:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2019-10-02 05:42:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2019-10-02 05:42:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2019-10-02 05:42:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure SetVFIR [2019-10-02 05:42:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure SetFIR [2019-10-02 05:42:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure SetMIR [2019-10-02 05:42:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2019-10-02 05:42:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2019-10-02 05:42:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2019-10-02 05:42:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive_complete [2019-10-02 05:42:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_sir [2019-10-02 05:42:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_hard_xmit_fir [2019-10-02 05:42:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure via_hw_init [2019-10-02 05:42:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2019-10-02 05:42:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_interrupt [2019-10-02 05:42:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_is_receiving [2019-10-02 05:42:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_read_dongle_id [2019-10-02 05:42:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2019-10-02 05:42:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2019-10-02 05:42:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_ioctl [2019-10-02 05:42:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2019-10-02 05:42:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure RxTimerHandler [2019-10-02 05:42:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2019-10-02 05:42:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2019-10-02 05:42:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure upload_rxdata [2019-10-02 05:42:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure via_init_one [2019-10-02 05:42:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2019-10-02 05:42:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure iodelay [2019-10-02 05:42:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_init [2019-10-02 05:42:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 05:42:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_cleanup [2019-10-02 05:42:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit_complete [2019-10-02 05:42:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_via_ircc_cleanup_10_2 [2019-10-02 05:42:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_via_ircc_init_10_7 [2019-10-02 05:42:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-10-02 05:42:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-02 05:42:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_7_1 [2019-10-02 05:42:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-10-02 05:42:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_3_1 [2019-10-02 05:42:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_6_2 [2019-10-02 05:42:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_5_4 [2019-10-02 05:42:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2019-10-02 05:42:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-02 05:42:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-02 05:42:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_10 [2019-10-02 05:42:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 05:42:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-02 05:42:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-02 05:42:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-02 05:42:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-10-02 05:42:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-10-02 05:42:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-10-02 05:42:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-02 05:42:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-10-02 05:42:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-10-02 05:42:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-10-02 05:42:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-10-02 05:42:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-10-02 05:42:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-10-02 05:42:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-02 05:42:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-10-02 05:42:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-10-02 05:42:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-02 05:42:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_5_6 [2019-10-02 05:42:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-02 05:42:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-02 05:42:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-10-02 05:42:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-02 05:42:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-02 05:42:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-02 05:42:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-10-02 05:42:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-10-02 05:42:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-02 05:42:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_7_2 [2019-10-02 05:42:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 05:42:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 05:42:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 05:42:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-02 05:42:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-02 05:42:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 05:42:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-02 05:42:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 05:42:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 05:42:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 05:42:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 05:42:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-02 05:42:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 05:42:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-02 05:42:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-02 05:42:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-02 05:42:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 05:42:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 05:42:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-02 05:42:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-02 05:42:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-02 05:42:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-02 05:42:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-02 05:42:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 05:42:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 05:42:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 05:42:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 05:42:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 05:42:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 05:42:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 05:42:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 05:42:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 05:42:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-02 05:42:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-02 05:42:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 05:42:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 05:42:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 05:42:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-02 05:42:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-02 05:42:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-02 05:42:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-02 05:42:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-02 05:42:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-02 05:42:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-02 05:42:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-02 05:42:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2019-10-02 05:42:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2019-10-02 05:42:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_NOT_ARG_SIGN [2019-10-02 05:42:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_NOT_ARG_SIGN [2019-10-02 05:42:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_NOT_ARG_SIGN [2019-10-02 05:42:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_NOT_ARG_SIGN [2019-10-02 05:42:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_NOT_ARG_SIGN [2019-10-02 05:42:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_NOT_ARG_SIGN [2019-10-02 05:42:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-02 05:42:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-02 05:42:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-02 05:42:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-02 05:42:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-02 05:42:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-02 05:42:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-02 05:42:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-02 05:42:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-02 05:42:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-02 05:42:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-02 05:42:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-02 05:42:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-02 05:42:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-02 05:42:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-02 05:42:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-02 05:42:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-02 05:42:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dma_spin_lock [2019-10-02 05:42:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_dma_spin_lock [2019-10-02 05:42:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_dma_spin_lock [2019-10-02 05:42:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-10-02 05:42:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_dma_spin_lock [2019-10-02 05:42:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_dma_spin_lock [2019-10-02 05:42:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_dma_spin_lock [2019-10-02 05:42:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-10-02 05:42:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-02 05:42:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-02 05:42:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-02 05:42:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-02 05:42:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-02 05:42:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-02 05:42:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-02 05:42:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-02 05:42:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-02 05:42:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-02 05:42:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-02 05:42:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-02 05:42:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-02 05:42:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-02 05:42:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-02 05:42:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-02 05:42:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-02 05:42:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_via_ircc_cb [2019-10-02 05:42:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_via_ircc_cb [2019-10-02 05:42:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_via_ircc_cb [2019-10-02 05:42:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_via_ircc_cb [2019-10-02 05:42:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_via_ircc_cb [2019-10-02 05:42:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_via_ircc_cb [2019-10-02 05:42:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-02 05:42:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-02 05:42:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-02 05:42:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-02 05:42:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-02 05:42:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-02 05:42:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-02 05:42:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-02 05:42:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-02 05:42:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-02 05:42:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-02 05:42:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-02 05:42:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-02 05:42:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-02 05:42:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-02 05:42:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-02 05:42:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-02 05:42:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-02 05:42:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-02 05:42:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-02 05:42:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-02 05:42:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-02 05:42:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-02 05:42:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-02 05:42:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-02 05:42:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-02 05:42:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-02 05:42:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-02 05:42:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-02 05:42:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-02 05:42:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-02 05:42:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-02 05:42:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-02 05:42:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-02 05:42:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-02 05:42:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-02 05:42:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-02 05:42:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 05:42:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 05:42:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-02 05:42:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 05:42:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 05:42:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 05:42:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 05:42:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 05:42:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 05:42:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 05:42:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 05:42:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 05:42:51,904 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-02 05:42:52,628 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 05:42:59,501 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 05:42:59,502 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-02 05:42:59,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 05:42:59 BoogieIcfgContainer [2019-10-02 05:42:59,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 05:42:59,507 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 05:42:59,507 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 05:42:59,510 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 05:42:59,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 05:42:42" (1/3) ... [2019-10-02 05:42:59,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66df9bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 05:42:59, skipping insertion in model container [2019-10-02 05:42:59,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:42:47" (2/3) ... [2019-10-02 05:42:59,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66df9bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 05:42:59, skipping insertion in model container [2019-10-02 05:42:59,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 05:42:59" (3/3) ... [2019-10-02 05:42:59,517 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2019-10-02 05:42:59,530 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 05:42:59,544 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-02 05:42:59,563 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-02 05:42:59,621 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 05:42:59,622 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 05:42:59,622 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 05:42:59,622 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 05:42:59,622 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 05:42:59,622 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 05:42:59,622 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 05:42:59,622 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 05:42:59,623 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 05:42:59,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states. [2019-10-02 05:42:59,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-10-02 05:42:59,728 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:42:59,729 INFO L411 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] [2019-10-02 05:42:59,731 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]=== [2019-10-02 05:42:59,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:42:59,738 INFO L82 PathProgramCache]: Analyzing trace with hash -539090208, now seen corresponding path program 1 times [2019-10-02 05:42:59,740 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:42:59,741 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:42:59,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:42:59,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:42:59,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:43:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:43:01,303 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2019-10-02 05:43:01,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:43:01,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:43:01,310 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:43:01,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:43:01,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:43:01,328 INFO L87 Difference]: Start difference. First operand 2944 states. Second operand 3 states. [2019-10-02 05:43:04,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:43:04,166 INFO L93 Difference]: Finished difference Result 6932 states and 9568 transitions. [2019-10-02 05:43:04,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:43:04,168 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2019-10-02 05:43:04,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:43:04,256 INFO L225 Difference]: With dead ends: 6932 [2019-10-02 05:43:04,256 INFO L226 Difference]: Without dead ends: 4582 [2019-10-02 05:43:04,284 INFO L640 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 [2019-10-02 05:43:04,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4582 states. [2019-10-02 05:43:04,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4582 to 4578. [2019-10-02 05:43:04,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4578 states. [2019-10-02 05:43:04,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4578 states to 4578 states and 6252 transitions. [2019-10-02 05:43:04,808 INFO L78 Accepts]: Start accepts. Automaton has 4578 states and 6252 transitions. Word has length 91 [2019-10-02 05:43:04,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:43:04,810 INFO L475 AbstractCegarLoop]: Abstraction has 4578 states and 6252 transitions. [2019-10-02 05:43:04,810 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:43:04,811 INFO L276 IsEmpty]: Start isEmpty. Operand 4578 states and 6252 transitions. [2019-10-02 05:43:04,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-10-02 05:43:04,825 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:43:04,825 INFO L411 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] [2019-10-02 05:43:04,826 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]=== [2019-10-02 05:43:04,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:43:04,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1117682846, now seen corresponding path program 1 times [2019-10-02 05:43:04,827 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:43:04,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:43:04,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:43:04,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:43:04,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:43:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:43:05,253 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2019-10-02 05:43:05,254 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:43:05,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:43:05,256 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:43:05,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:43:05,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:43:05,257 INFO L87 Difference]: Start difference. First operand 4578 states and 6252 transitions. Second operand 3 states. [2019-10-02 05:43:08,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:43:08,211 INFO L93 Difference]: Finished difference Result 12696 states and 17416 transitions. [2019-10-02 05:43:08,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:43:08,212 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2019-10-02 05:43:08,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:43:08,289 INFO L225 Difference]: With dead ends: 12696 [2019-10-02 05:43:08,289 INFO L226 Difference]: Without dead ends: 8151 [2019-10-02 05:43:08,321 INFO L640 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 [2019-10-02 05:43:08,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8151 states. [2019-10-02 05:43:08,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8151 to 8109. [2019-10-02 05:43:08,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8109 states. [2019-10-02 05:43:08,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8109 states to 8109 states and 11133 transitions. [2019-10-02 05:43:09,059 INFO L78 Accepts]: Start accepts. Automaton has 8109 states and 11133 transitions. Word has length 102 [2019-10-02 05:43:09,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:43:09,060 INFO L475 AbstractCegarLoop]: Abstraction has 8109 states and 11133 transitions. [2019-10-02 05:43:09,060 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:43:09,060 INFO L276 IsEmpty]: Start isEmpty. Operand 8109 states and 11133 transitions. [2019-10-02 05:43:09,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-10-02 05:43:09,062 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:43:09,062 INFO L411 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] [2019-10-02 05:43:09,063 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]=== [2019-10-02 05:43:09,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:43:09,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1073364051, now seen corresponding path program 1 times [2019-10-02 05:43:09,063 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:43:09,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:43:09,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:43:09,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:43:09,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:43:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:43:09,357 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2019-10-02 05:43:09,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:43:09,358 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:43:09,358 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:43:09,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:43:09,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:43:09,359 INFO L87 Difference]: Start difference. First operand 8109 states and 11133 transitions. Second operand 3 states. [2019-10-02 05:43:10,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:43:10,359 INFO L93 Difference]: Finished difference Result 23431 states and 32289 transitions. [2019-10-02 05:43:10,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:43:10,359 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2019-10-02 05:43:10,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:43:10,547 INFO L225 Difference]: With dead ends: 23431 [2019-10-02 05:43:10,547 INFO L226 Difference]: Without dead ends: 15355 [2019-10-02 05:43:10,629 INFO L640 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 [2019-10-02 05:43:10,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15355 states. [2019-10-02 05:43:11,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15355 to 15297. [2019-10-02 05:43:11,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15297 states. [2019-10-02 05:43:11,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15297 states to 15297 states and 21103 transitions. [2019-10-02 05:43:11,830 INFO L78 Accepts]: Start accepts. Automaton has 15297 states and 21103 transitions. Word has length 103 [2019-10-02 05:43:11,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:43:11,831 INFO L475 AbstractCegarLoop]: Abstraction has 15297 states and 21103 transitions. [2019-10-02 05:43:11,831 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:43:11,831 INFO L276 IsEmpty]: Start isEmpty. Operand 15297 states and 21103 transitions. [2019-10-02 05:43:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-10-02 05:43:11,834 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:43:11,835 INFO L411 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] [2019-10-02 05:43:11,835 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]=== [2019-10-02 05:43:11,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:43:11,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1115578140, now seen corresponding path program 1 times [2019-10-02 05:43:11,836 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:43:11,836 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:43:11,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:43:11,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:43:11,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:43:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:43:12,167 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-10-02 05:43:12,167 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:43:12,167 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:43:12,168 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:43:12,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:43:12,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:43:12,169 INFO L87 Difference]: Start difference. First operand 15297 states and 21103 transitions. Second operand 5 states. [2019-10-02 05:43:32,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:43:32,451 INFO L93 Difference]: Finished difference Result 37659 states and 52071 transitions. [2019-10-02 05:43:32,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 05:43:32,451 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2019-10-02 05:43:32,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:43:32,580 INFO L225 Difference]: With dead ends: 37659 [2019-10-02 05:43:32,580 INFO L226 Difference]: Without dead ends: 22395 [2019-10-02 05:43:32,654 INFO L640 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 [2019-10-02 05:43:32,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22395 states. [2019-10-02 05:43:33,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22395 to 22329. [2019-10-02 05:43:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22329 states. [2019-10-02 05:43:33,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22329 states to 22329 states and 30887 transitions. [2019-10-02 05:43:33,925 INFO L78 Accepts]: Start accepts. Automaton has 22329 states and 30887 transitions. Word has length 127 [2019-10-02 05:43:33,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:43:33,926 INFO L475 AbstractCegarLoop]: Abstraction has 22329 states and 30887 transitions. [2019-10-02 05:43:33,926 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:43:33,926 INFO L276 IsEmpty]: Start isEmpty. Operand 22329 states and 30887 transitions. [2019-10-02 05:43:33,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-10-02 05:43:33,944 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:43:33,944 INFO L411 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] [2019-10-02 05:43:33,944 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]=== [2019-10-02 05:43:33,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:43:33,945 INFO L82 PathProgramCache]: Analyzing trace with hash -65642771, now seen corresponding path program 1 times [2019-10-02 05:43:33,945 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:43:33,945 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:43:33,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:43:33,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:43:33,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:43:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:43:34,253 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2019-10-02 05:43:34,254 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:43:34,254 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:43:34,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:43:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:43:35,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 4226 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:43:35,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:43:36,236 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-10-02 05:43:36,259 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:43:36,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 05:43:36,260 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:43:36,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:43:36,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:43:36,261 INFO L87 Difference]: Start difference. First operand 22329 states and 30887 transitions. Second operand 8 states. [2019-10-02 05:44:11,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:44:11,619 INFO L93 Difference]: Finished difference Result 58445 states and 81041 transitions. [2019-10-02 05:44:11,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 05:44:11,619 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 147 [2019-10-02 05:44:11,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:44:11,923 INFO L225 Difference]: With dead ends: 58445 [2019-10-02 05:44:11,923 INFO L226 Difference]: Without dead ends: 36149 [2019-10-02 05:44:12,062 INFO L640 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 [2019-10-02 05:44:12,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36149 states. [2019-10-02 05:44:14,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36149 to 36017. [2019-10-02 05:44:14,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36017 states. [2019-10-02 05:44:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36017 states to 36017 states and 49929 transitions. [2019-10-02 05:44:14,914 INFO L78 Accepts]: Start accepts. Automaton has 36017 states and 49929 transitions. Word has length 147 [2019-10-02 05:44:14,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:44:14,914 INFO L475 AbstractCegarLoop]: Abstraction has 36017 states and 49929 transitions. [2019-10-02 05:44:14,914 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:44:14,914 INFO L276 IsEmpty]: Start isEmpty. Operand 36017 states and 49929 transitions. [2019-10-02 05:44:14,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-10-02 05:44:14,925 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:44:14,926 INFO L411 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] [2019-10-02 05:44:14,926 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]=== [2019-10-02 05:44:14,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:44:14,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1609775829, now seen corresponding path program 1 times [2019-10-02 05:44:14,927 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:44:14,927 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:44:14,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:14,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:44:14,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:44:15,283 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-10-02 05:44:15,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:44:15,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:44:15,284 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:44:15,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:44:15,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:44:15,285 INFO L87 Difference]: Start difference. First operand 36017 states and 49929 transitions. Second operand 5 states. [2019-10-02 05:44:16,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:44:16,676 INFO L93 Difference]: Finished difference Result 36023 states and 49934 transitions. [2019-10-02 05:44:16,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:44:16,677 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 170 [2019-10-02 05:44:16,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:44:16,872 INFO L225 Difference]: With dead ends: 36023 [2019-10-02 05:44:16,873 INFO L226 Difference]: Without dead ends: 36021 [2019-10-02 05:44:16,892 INFO L640 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 [2019-10-02 05:44:16,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36021 states. [2019-10-02 05:44:18,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36021 to 36021. [2019-10-02 05:44:18,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36021 states. [2019-10-02 05:44:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36021 states to 36021 states and 49932 transitions. [2019-10-02 05:44:18,624 INFO L78 Accepts]: Start accepts. Automaton has 36021 states and 49932 transitions. Word has length 170 [2019-10-02 05:44:18,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:44:18,625 INFO L475 AbstractCegarLoop]: Abstraction has 36021 states and 49932 transitions. [2019-10-02 05:44:18,625 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:44:18,626 INFO L276 IsEmpty]: Start isEmpty. Operand 36021 states and 49932 transitions. [2019-10-02 05:44:18,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-10-02 05:44:18,635 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:44:18,635 INFO L411 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] [2019-10-02 05:44:18,636 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]=== [2019-10-02 05:44:18,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:44:18,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1430312743, now seen corresponding path program 1 times [2019-10-02 05:44:18,636 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:44:18,636 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:44:18,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:18,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:44:18,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:44:18,922 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-10-02 05:44:18,923 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:44:18,923 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:44:18,924 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:44:18,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:44:18,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:44:18,925 INFO L87 Difference]: Start difference. First operand 36021 states and 49932 transitions. Second operand 5 states. [2019-10-02 05:44:20,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:44:20,299 INFO L93 Difference]: Finished difference Result 36027 states and 49937 transitions. [2019-10-02 05:44:20,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:44:20,299 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 175 [2019-10-02 05:44:20,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:44:20,530 INFO L225 Difference]: With dead ends: 36027 [2019-10-02 05:44:20,531 INFO L226 Difference]: Without dead ends: 36025 [2019-10-02 05:44:20,560 INFO L640 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 [2019-10-02 05:44:20,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36025 states. [2019-10-02 05:44:22,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36025 to 36025. [2019-10-02 05:44:22,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36025 states. [2019-10-02 05:44:22,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36025 states to 36025 states and 49935 transitions. [2019-10-02 05:44:22,987 INFO L78 Accepts]: Start accepts. Automaton has 36025 states and 49935 transitions. Word has length 175 [2019-10-02 05:44:22,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:44:22,988 INFO L475 AbstractCegarLoop]: Abstraction has 36025 states and 49935 transitions. [2019-10-02 05:44:22,988 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:44:22,988 INFO L276 IsEmpty]: Start isEmpty. Operand 36025 states and 49935 transitions. [2019-10-02 05:44:23,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-10-02 05:44:23,001 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:44:23,002 INFO L411 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] [2019-10-02 05:44:23,002 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]=== [2019-10-02 05:44:23,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:44:23,002 INFO L82 PathProgramCache]: Analyzing trace with hash 1896987243, now seen corresponding path program 1 times [2019-10-02 05:44:23,002 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:44:23,003 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:44:23,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:23,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:44:23,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:44:23,312 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2019-10-02 05:44:23,313 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:44:23,313 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:44:23,313 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:44:23,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:44:23,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:44:23,314 INFO L87 Difference]: Start difference. First operand 36025 states and 49935 transitions. Second operand 5 states. [2019-10-02 05:44:24,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:44:24,665 INFO L93 Difference]: Finished difference Result 36031 states and 49940 transitions. [2019-10-02 05:44:24,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:44:24,665 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 180 [2019-10-02 05:44:24,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:44:24,878 INFO L225 Difference]: With dead ends: 36031 [2019-10-02 05:44:24,878 INFO L226 Difference]: Without dead ends: 36029 [2019-10-02 05:44:24,911 INFO L640 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 [2019-10-02 05:44:24,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36029 states. [2019-10-02 05:44:26,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36029 to 36029. [2019-10-02 05:44:26,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36029 states. [2019-10-02 05:44:27,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36029 states to 36029 states and 49938 transitions. [2019-10-02 05:44:27,051 INFO L78 Accepts]: Start accepts. Automaton has 36029 states and 49938 transitions. Word has length 180 [2019-10-02 05:44:27,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:44:27,052 INFO L475 AbstractCegarLoop]: Abstraction has 36029 states and 49938 transitions. [2019-10-02 05:44:27,052 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:44:27,052 INFO L276 IsEmpty]: Start isEmpty. Operand 36029 states and 49938 transitions. [2019-10-02 05:44:27,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-10-02 05:44:27,064 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:44:27,065 INFO L411 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] [2019-10-02 05:44:27,065 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]=== [2019-10-02 05:44:27,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:44:27,065 INFO L82 PathProgramCache]: Analyzing trace with hash 125655399, now seen corresponding path program 1 times [2019-10-02 05:44:27,065 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:44:27,066 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:44:27,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:27,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:44:27,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:44:27,372 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-10-02 05:44:27,372 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:44:27,372 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:44:27,373 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:44:27,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:44:27,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:44:27,374 INFO L87 Difference]: Start difference. First operand 36029 states and 49938 transitions. Second operand 5 states. [2019-10-02 05:44:28,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:44:28,729 INFO L93 Difference]: Finished difference Result 36035 states and 49943 transitions. [2019-10-02 05:44:28,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:44:28,729 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 185 [2019-10-02 05:44:28,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:44:28,953 INFO L225 Difference]: With dead ends: 36035 [2019-10-02 05:44:28,953 INFO L226 Difference]: Without dead ends: 36033 [2019-10-02 05:44:28,980 INFO L640 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 [2019-10-02 05:44:29,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36033 states. [2019-10-02 05:44:31,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36033 to 36033. [2019-10-02 05:44:31,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36033 states. [2019-10-02 05:44:31,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36033 states to 36033 states and 49941 transitions. [2019-10-02 05:44:31,750 INFO L78 Accepts]: Start accepts. Automaton has 36033 states and 49941 transitions. Word has length 185 [2019-10-02 05:44:31,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:44:31,751 INFO L475 AbstractCegarLoop]: Abstraction has 36033 states and 49941 transitions. [2019-10-02 05:44:31,751 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:44:31,751 INFO L276 IsEmpty]: Start isEmpty. Operand 36033 states and 49941 transitions. [2019-10-02 05:44:31,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-10-02 05:44:31,761 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:44:31,761 INFO L411 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] [2019-10-02 05:44:31,762 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]=== [2019-10-02 05:44:31,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:44:31,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1671243851, now seen corresponding path program 1 times [2019-10-02 05:44:31,762 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:44:31,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:44:31,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:31,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:44:31,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:44:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:44:32,011 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 29 proven. 14 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2019-10-02 05:44:32,011 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:44:32,011 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:44:32,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:44:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:44:33,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 4378 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:44:33,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:44:33,553 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-10-02 05:44:33,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 05:44:33,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-10-02 05:44:33,577 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:44:33,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:44:33,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:44:33,578 INFO L87 Difference]: Start difference. First operand 36033 states and 49941 transitions. Second operand 8 states. [2019-10-02 05:45:07,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:45:07,340 INFO L93 Difference]: Finished difference Result 88325 states and 122627 transitions. [2019-10-02 05:45:07,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 05:45:07,340 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 182 [2019-10-02 05:45:07,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:45:07,536 INFO L225 Difference]: With dead ends: 88325 [2019-10-02 05:45:07,537 INFO L226 Difference]: Without dead ends: 52325 [2019-10-02 05:45:07,628 INFO L640 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 [2019-10-02 05:45:07,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52325 states. [2019-10-02 05:45:09,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52325 to 52165. [2019-10-02 05:45:09,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52165 states. [2019-10-02 05:45:09,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52165 states to 52165 states and 72479 transitions. [2019-10-02 05:45:09,972 INFO L78 Accepts]: Start accepts. Automaton has 52165 states and 72479 transitions. Word has length 182 [2019-10-02 05:45:09,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:45:09,973 INFO L475 AbstractCegarLoop]: Abstraction has 52165 states and 72479 transitions. [2019-10-02 05:45:09,973 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:45:09,973 INFO L276 IsEmpty]: Start isEmpty. Operand 52165 states and 72479 transitions. [2019-10-02 05:45:09,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-10-02 05:45:09,977 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:45:09,978 INFO L411 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] [2019-10-02 05:45:09,978 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]=== [2019-10-02 05:45:09,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:45:09,978 INFO L82 PathProgramCache]: Analyzing trace with hash 130469803, now seen corresponding path program 1 times [2019-10-02 05:45:09,979 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:45:09,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:45:09,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:09,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:45:09,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:45:10,226 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2019-10-02 05:45:10,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:45:10,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:45:10,227 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:45:10,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:45:10,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:45:10,227 INFO L87 Difference]: Start difference. First operand 52165 states and 72479 transitions. Second operand 5 states. [2019-10-02 05:45:11,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:45:11,558 INFO L93 Difference]: Finished difference Result 52171 states and 72484 transitions. [2019-10-02 05:45:11,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:45:11,558 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 190 [2019-10-02 05:45:11,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:45:11,792 INFO L225 Difference]: With dead ends: 52171 [2019-10-02 05:45:11,792 INFO L226 Difference]: Without dead ends: 52169 [2019-10-02 05:45:11,826 INFO L640 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 [2019-10-02 05:45:11,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52169 states. [2019-10-02 05:45:15,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52169 to 52169. [2019-10-02 05:45:15,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52169 states. [2019-10-02 05:45:15,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52169 states to 52169 states and 72482 transitions. [2019-10-02 05:45:15,737 INFO L78 Accepts]: Start accepts. Automaton has 52169 states and 72482 transitions. Word has length 190 [2019-10-02 05:45:15,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:45:15,738 INFO L475 AbstractCegarLoop]: Abstraction has 52169 states and 72482 transitions. [2019-10-02 05:45:15,738 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:45:15,738 INFO L276 IsEmpty]: Start isEmpty. Operand 52169 states and 72482 transitions. [2019-10-02 05:45:15,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-10-02 05:45:15,741 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:45:15,742 INFO L411 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] [2019-10-02 05:45:15,742 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]=== [2019-10-02 05:45:15,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:45:15,742 INFO L82 PathProgramCache]: Analyzing trace with hash -1658995801, now seen corresponding path program 1 times [2019-10-02 05:45:15,742 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:45:15,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:45:15,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:15,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:45:15,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:45:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 05:45:15,973 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:45:15,973 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:45:15,974 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:45:15,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:45:15,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:45:15,975 INFO L87 Difference]: Start difference. First operand 52169 states and 72482 transitions. Second operand 5 states. [2019-10-02 05:45:17,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:45:17,671 INFO L93 Difference]: Finished difference Result 52175 states and 72487 transitions. [2019-10-02 05:45:17,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:45:17,671 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 195 [2019-10-02 05:45:17,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:45:17,871 INFO L225 Difference]: With dead ends: 52175 [2019-10-02 05:45:17,871 INFO L226 Difference]: Without dead ends: 52173 [2019-10-02 05:45:17,896 INFO L640 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 [2019-10-02 05:45:17,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52173 states. [2019-10-02 05:45:22,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52173 to 52173. [2019-10-02 05:45:22,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52173 states. [2019-10-02 05:45:22,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52173 states to 52173 states and 72485 transitions. [2019-10-02 05:45:22,216 INFO L78 Accepts]: Start accepts. Automaton has 52173 states and 72485 transitions. Word has length 195 [2019-10-02 05:45:22,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:45:22,217 INFO L475 AbstractCegarLoop]: Abstraction has 52173 states and 72485 transitions. [2019-10-02 05:45:22,217 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:45:22,217 INFO L276 IsEmpty]: Start isEmpty. Operand 52173 states and 72485 transitions. [2019-10-02 05:45:22,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-10-02 05:45:22,220 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:45:22,221 INFO L411 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] [2019-10-02 05:45:22,221 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]=== [2019-10-02 05:45:22,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:45:22,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1635515157, now seen corresponding path program 1 times [2019-10-02 05:45:22,221 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:45:22,222 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:45:22,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:22,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:45:22,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:45:22,491 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2019-10-02 05:45:22,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:45:22,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:45:22,492 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:45:22,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:45:22,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:45:22,493 INFO L87 Difference]: Start difference. First operand 52173 states and 72485 transitions. Second operand 5 states. [2019-10-02 05:45:24,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:45:24,324 INFO L93 Difference]: Finished difference Result 52179 states and 72490 transitions. [2019-10-02 05:45:24,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:45:24,325 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 200 [2019-10-02 05:45:24,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:45:24,578 INFO L225 Difference]: With dead ends: 52179 [2019-10-02 05:45:24,578 INFO L226 Difference]: Without dead ends: 52177 [2019-10-02 05:45:24,611 INFO L640 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 [2019-10-02 05:45:24,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52177 states. [2019-10-02 05:45:26,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52177 to 52177. [2019-10-02 05:45:26,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52177 states. [2019-10-02 05:45:27,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52177 states to 52177 states and 72488 transitions. [2019-10-02 05:45:27,004 INFO L78 Accepts]: Start accepts. Automaton has 52177 states and 72488 transitions. Word has length 200 [2019-10-02 05:45:27,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:45:27,005 INFO L475 AbstractCegarLoop]: Abstraction has 52177 states and 72488 transitions. [2019-10-02 05:45:27,005 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:45:27,005 INFO L276 IsEmpty]: Start isEmpty. Operand 52177 states and 72488 transitions. [2019-10-02 05:45:27,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-10-02 05:45:27,009 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:45:27,009 INFO L411 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] [2019-10-02 05:45:27,009 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]=== [2019-10-02 05:45:27,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:45:27,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1832256025, now seen corresponding path program 1 times [2019-10-02 05:45:27,010 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:45:27,010 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:45:27,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:27,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:45:27,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:45:27,260 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2019-10-02 05:45:27,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:45:27,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:45:27,261 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:45:27,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:45:27,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:45:27,262 INFO L87 Difference]: Start difference. First operand 52177 states and 72488 transitions. Second operand 5 states. [2019-10-02 05:45:29,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:45:29,133 INFO L93 Difference]: Finished difference Result 52183 states and 72493 transitions. [2019-10-02 05:45:29,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:45:29,133 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 205 [2019-10-02 05:45:29,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:45:29,357 INFO L225 Difference]: With dead ends: 52183 [2019-10-02 05:45:29,357 INFO L226 Difference]: Without dead ends: 52181 [2019-10-02 05:45:29,385 INFO L640 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 [2019-10-02 05:45:29,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52181 states. [2019-10-02 05:45:33,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52181 to 52181. [2019-10-02 05:45:33,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52181 states. [2019-10-02 05:45:33,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52181 states to 52181 states and 72491 transitions. [2019-10-02 05:45:33,554 INFO L78 Accepts]: Start accepts. Automaton has 52181 states and 72491 transitions. Word has length 205 [2019-10-02 05:45:33,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:45:33,555 INFO L475 AbstractCegarLoop]: Abstraction has 52181 states and 72491 transitions. [2019-10-02 05:45:33,555 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:45:33,555 INFO L276 IsEmpty]: Start isEmpty. Operand 52181 states and 72491 transitions. [2019-10-02 05:45:33,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-10-02 05:45:33,559 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:45:33,559 INFO L411 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] [2019-10-02 05:45:33,560 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]=== [2019-10-02 05:45:33,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:45:33,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1532351280, now seen corresponding path program 1 times [2019-10-02 05:45:33,560 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:45:33,560 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:45:33,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:33,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:45:33,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:45:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:45:33,856 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2019-10-02 05:45:33,859 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:45:33,859 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:45:33,860 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:45:33,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:45:33,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:45:33,861 INFO L87 Difference]: Start difference. First operand 52181 states and 72491 transitions. Second operand 5 states. [2019-10-02 05:45:54,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:45:54,428 INFO L93 Difference]: Finished difference Result 135654 states and 188498 transitions. [2019-10-02 05:45:54,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 05:45:54,429 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 202 [2019-10-02 05:45:54,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:45:54,822 INFO L225 Difference]: With dead ends: 135654 [2019-10-02 05:45:54,822 INFO L226 Difference]: Without dead ends: 83506 [2019-10-02 05:45:54,959 INFO L640 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 [2019-10-02 05:45:55,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83506 states. [2019-10-02 05:46:01,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83506 to 83337. [2019-10-02 05:46:01,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83337 states. [2019-10-02 05:46:02,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83337 states to 83337 states and 115735 transitions. [2019-10-02 05:46:02,198 INFO L78 Accepts]: Start accepts. Automaton has 83337 states and 115735 transitions. Word has length 202 [2019-10-02 05:46:02,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:46:02,198 INFO L475 AbstractCegarLoop]: Abstraction has 83337 states and 115735 transitions. [2019-10-02 05:46:02,198 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:46:02,199 INFO L276 IsEmpty]: Start isEmpty. Operand 83337 states and 115735 transitions. [2019-10-02 05:46:02,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-10-02 05:46:02,210 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:46:02,211 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 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] [2019-10-02 05:46:02,211 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]=== [2019-10-02 05:46:02,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:46:02,212 INFO L82 PathProgramCache]: Analyzing trace with hash -1695922049, now seen corresponding path program 1 times [2019-10-02 05:46:02,212 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:46:02,212 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:46:02,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:46:02,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:46:02,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:46:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:46:02,535 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 11 proven. 12 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 05:46:02,536 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:46:02,536 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:46:02,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:46:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:46:04,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 4963 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:46:04,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:46:04,190 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2019-10-02 05:46:04,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 05:46:04,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-10-02 05:46:04,218 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:46:04,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:46:04,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:46:04,219 INFO L87 Difference]: Start difference. First operand 83337 states and 115735 transitions. Second operand 8 states. [2019-10-02 05:46:39,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:46:39,994 INFO L93 Difference]: Finished difference Result 168164 states and 233975 transitions. [2019-10-02 05:46:39,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 05:46:39,994 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 225 [2019-10-02 05:46:39,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:46:40,477 INFO L225 Difference]: With dead ends: 168164 [2019-10-02 05:46:40,477 INFO L226 Difference]: Without dead ends: 84860 [2019-10-02 05:46:40,701 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2019-10-02 05:46:40,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84860 states. [2019-10-02 05:46:44,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84860 to 82298. [2019-10-02 05:46:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82298 states. [2019-10-02 05:46:44,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82298 states to 82298 states and 114464 transitions. [2019-10-02 05:46:44,754 INFO L78 Accepts]: Start accepts. Automaton has 82298 states and 114464 transitions. Word has length 225 [2019-10-02 05:46:44,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:46:44,755 INFO L475 AbstractCegarLoop]: Abstraction has 82298 states and 114464 transitions. [2019-10-02 05:46:44,755 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:46:44,755 INFO L276 IsEmpty]: Start isEmpty. Operand 82298 states and 114464 transitions. [2019-10-02 05:46:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-10-02 05:46:44,758 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:46:44,758 INFO L411 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] [2019-10-02 05:46:44,758 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]=== [2019-10-02 05:46:44,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:46:44,759 INFO L82 PathProgramCache]: Analyzing trace with hash 1637964331, now seen corresponding path program 1 times [2019-10-02 05:46:44,759 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:46:44,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:46:44,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:46:44,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:46:44,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:46:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:46:45,020 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-10-02 05:46:45,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:46:45,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:46:45,021 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:46:45,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:46:45,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:46:45,022 INFO L87 Difference]: Start difference. First operand 82298 states and 114464 transitions. Second operand 5 states. [2019-10-02 05:46:50,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:46:50,706 INFO L93 Difference]: Finished difference Result 87010 states and 121073 transitions. [2019-10-02 05:46:50,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:46:50,707 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 210 [2019-10-02 05:46:50,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:46:51,104 INFO L225 Difference]: With dead ends: 87010 [2019-10-02 05:46:51,104 INFO L226 Difference]: Without dead ends: 87008 [2019-10-02 05:46:51,147 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:46:51,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87008 states. [2019-10-02 05:46:55,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87008 to 87008. [2019-10-02 05:46:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87008 states. [2019-10-02 05:46:55,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87008 states to 87008 states and 121071 transitions. [2019-10-02 05:46:55,664 INFO L78 Accepts]: Start accepts. Automaton has 87008 states and 121071 transitions. Word has length 210 [2019-10-02 05:46:55,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:46:55,664 INFO L475 AbstractCegarLoop]: Abstraction has 87008 states and 121071 transitions. [2019-10-02 05:46:55,664 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:46:55,665 INFO L276 IsEmpty]: Start isEmpty. Operand 87008 states and 121071 transitions. [2019-10-02 05:46:55,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-10-02 05:46:55,666 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:46:55,667 INFO L411 BasicCegarLoop]: trace histogram [10, 9, 9, 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] [2019-10-02 05:46:55,667 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]=== [2019-10-02 05:46:55,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:46:55,667 INFO L82 PathProgramCache]: Analyzing trace with hash 295359252, now seen corresponding path program 1 times [2019-10-02 05:46:55,667 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:46:55,667 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:46:55,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:46:55,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:46:55,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:46:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:46:55,934 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2019-10-02 05:46:55,934 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:46:55,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:46:55,935 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:46:55,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:46:55,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:46:55,936 INFO L87 Difference]: Start difference. First operand 87008 states and 121071 transitions. Second operand 3 states. [2019-10-02 05:47:07,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:47:07,803 INFO L93 Difference]: Finished difference Result 255286 states and 356199 transitions. [2019-10-02 05:47:07,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:47:07,803 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2019-10-02 05:47:07,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:47:08,874 INFO L225 Difference]: With dead ends: 255286 [2019-10-02 05:47:08,874 INFO L226 Difference]: Without dead ends: 168364 [2019-10-02 05:47:09,056 INFO L640 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 [2019-10-02 05:47:09,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168364 states. [2019-10-02 05:47:20,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168364 to 168187. [2019-10-02 05:47:20,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168187 states. [2019-10-02 05:47:21,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168187 states to 168187 states and 234769 transitions. [2019-10-02 05:47:21,946 INFO L78 Accepts]: Start accepts. Automaton has 168187 states and 234769 transitions. Word has length 252 [2019-10-02 05:47:21,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:47:21,947 INFO L475 AbstractCegarLoop]: Abstraction has 168187 states and 234769 transitions. [2019-10-02 05:47:21,947 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:47:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 168187 states and 234769 transitions. [2019-10-02 05:47:21,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-10-02 05:47:21,950 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:47:21,950 INFO L411 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] [2019-10-02 05:47:21,950 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]=== [2019-10-02 05:47:21,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:47:21,950 INFO L82 PathProgramCache]: Analyzing trace with hash 2051942249, now seen corresponding path program 1 times [2019-10-02 05:47:21,951 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:47:21,951 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:47:21,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:47:21,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:47:21,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:47:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:47:22,176 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2019-10-02 05:47:22,176 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:47:22,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 05:47:22,177 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 05:47:22,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 05:47:22,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 05:47:22,178 INFO L87 Difference]: Start difference. First operand 168187 states and 234769 transitions. Second operand 3 states. [2019-10-02 05:47:36,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:47:36,037 INFO L93 Difference]: Finished difference Result 331544 states and 463819 transitions. [2019-10-02 05:47:36,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 05:47:36,037 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2019-10-02 05:47:36,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:47:36,755 INFO L225 Difference]: With dead ends: 331544 [2019-10-02 05:47:36,755 INFO L226 Difference]: Without dead ends: 163443 [2019-10-02 05:47:37,173 INFO L640 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 [2019-10-02 05:47:37,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163443 states. [2019-10-02 05:47:50,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163443 to 163329. [2019-10-02 05:47:50,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163329 states. [2019-10-02 05:47:51,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163329 states to 163329 states and 228686 transitions. [2019-10-02 05:47:51,347 INFO L78 Accepts]: Start accepts. Automaton has 163329 states and 228686 transitions. Word has length 215 [2019-10-02 05:47:51,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:47:51,347 INFO L475 AbstractCegarLoop]: Abstraction has 163329 states and 228686 transitions. [2019-10-02 05:47:51,348 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 05:47:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 163329 states and 228686 transitions. [2019-10-02 05:47:51,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-10-02 05:47:51,350 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:47:51,350 INFO L411 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] [2019-10-02 05:47:51,350 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]=== [2019-10-02 05:47:51,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:47:51,351 INFO L82 PathProgramCache]: Analyzing trace with hash -1289084889, now seen corresponding path program 1 times [2019-10-02 05:47:51,351 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:47:51,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:47:51,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:47:51,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:47:51,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:47:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:47:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-10-02 05:47:51,626 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:47:51,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:47:51,627 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:47:51,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:47:51,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:47:51,628 INFO L87 Difference]: Start difference. First operand 163329 states and 228686 transitions. Second operand 5 states. [2019-10-02 05:47:58,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:47:58,952 INFO L93 Difference]: Finished difference Result 163335 states and 228691 transitions. [2019-10-02 05:47:58,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:47:58,953 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 215 [2019-10-02 05:47:58,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:48:04,586 INFO L225 Difference]: With dead ends: 163335 [2019-10-02 05:48:04,586 INFO L226 Difference]: Without dead ends: 163333 [2019-10-02 05:48:04,639 INFO L640 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 [2019-10-02 05:48:04,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163333 states. [2019-10-02 05:48:12,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163333 to 163333. [2019-10-02 05:48:12,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163333 states. [2019-10-02 05:48:13,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163333 states to 163333 states and 228689 transitions. [2019-10-02 05:48:13,352 INFO L78 Accepts]: Start accepts. Automaton has 163333 states and 228689 transitions. Word has length 215 [2019-10-02 05:48:13,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:48:13,353 INFO L475 AbstractCegarLoop]: Abstraction has 163333 states and 228689 transitions. [2019-10-02 05:48:13,353 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:48:13,353 INFO L276 IsEmpty]: Start isEmpty. Operand 163333 states and 228689 transitions. [2019-10-02 05:48:13,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-10-02 05:48:13,356 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:48:13,356 INFO L411 BasicCegarLoop]: trace histogram [11, 10, 10, 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] [2019-10-02 05:48:13,356 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]=== [2019-10-02 05:48:13,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:48:13,356 INFO L82 PathProgramCache]: Analyzing trace with hash -277426325, now seen corresponding path program 1 times [2019-10-02 05:48:13,357 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:48:13,357 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:48:13,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:48:13,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:48:13,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:48:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:48:13,584 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2019-10-02 05:48:13,584 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:48:13,584 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:48:13,585 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:48:13,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:48:13,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:48:13,585 INFO L87 Difference]: Start difference. First operand 163333 states and 228689 transitions. Second operand 5 states. [2019-10-02 05:48:25,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:48:25,651 INFO L93 Difference]: Finished difference Result 163339 states and 228694 transitions. [2019-10-02 05:48:25,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:48:25,652 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 220 [2019-10-02 05:48:25,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:48:26,314 INFO L225 Difference]: With dead ends: 163339 [2019-10-02 05:48:26,315 INFO L226 Difference]: Without dead ends: 163337 [2019-10-02 05:48:26,386 INFO L640 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 [2019-10-02 05:48:26,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163337 states. [2019-10-02 05:48:34,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163337 to 163337. [2019-10-02 05:48:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163337 states. [2019-10-02 05:48:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163337 states to 163337 states and 228692 transitions. [2019-10-02 05:48:35,849 INFO L78 Accepts]: Start accepts. Automaton has 163337 states and 228692 transitions. Word has length 220 [2019-10-02 05:48:35,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:48:35,849 INFO L475 AbstractCegarLoop]: Abstraction has 163337 states and 228692 transitions. [2019-10-02 05:48:35,849 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:48:35,850 INFO L276 IsEmpty]: Start isEmpty. Operand 163337 states and 228692 transitions. [2019-10-02 05:48:35,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-10-02 05:48:35,852 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:48:35,852 INFO L411 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] [2019-10-02 05:48:35,853 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]=== [2019-10-02 05:48:35,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:48:35,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1763302809, now seen corresponding path program 1 times [2019-10-02 05:48:35,853 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:48:35,854 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:48:35,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:48:35,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:48:35,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:48:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:48:36,086 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2019-10-02 05:48:36,087 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:48:36,087 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:48:36,087 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:48:36,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:48:36,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:48:36,088 INFO L87 Difference]: Start difference. First operand 163337 states and 228692 transitions. Second operand 5 states. [2019-10-02 05:48:46,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:48:46,583 INFO L93 Difference]: Finished difference Result 163343 states and 228697 transitions. [2019-10-02 05:48:46,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:48:46,585 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 225 [2019-10-02 05:48:46,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:48:47,271 INFO L225 Difference]: With dead ends: 163343 [2019-10-02 05:48:47,271 INFO L226 Difference]: Without dead ends: 163341 [2019-10-02 05:48:47,325 INFO L640 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 [2019-10-02 05:48:47,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163341 states. [2019-10-02 05:48:56,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163341 to 163341. [2019-10-02 05:48:56,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163341 states. [2019-10-02 05:48:57,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163341 states to 163341 states and 228695 transitions. [2019-10-02 05:48:57,051 INFO L78 Accepts]: Start accepts. Automaton has 163341 states and 228695 transitions. Word has length 225 [2019-10-02 05:48:57,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:48:57,052 INFO L475 AbstractCegarLoop]: Abstraction has 163341 states and 228695 transitions. [2019-10-02 05:48:57,052 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:48:57,052 INFO L276 IsEmpty]: Start isEmpty. Operand 163341 states and 228695 transitions. [2019-10-02 05:48:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-10-02 05:48:57,055 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:48:57,056 INFO L411 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] [2019-10-02 05:48:57,056 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]=== [2019-10-02 05:48:57,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:48:57,056 INFO L82 PathProgramCache]: Analyzing trace with hash -665033557, now seen corresponding path program 1 times [2019-10-02 05:48:57,056 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:48:57,056 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:48:57,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:48:57,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:48:57,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:48:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:48:57,314 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2019-10-02 05:48:57,315 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:48:57,315 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:48:57,316 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:48:57,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:48:57,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:48:57,317 INFO L87 Difference]: Start difference. First operand 163341 states and 228695 transitions. Second operand 5 states. [2019-10-02 05:49:08,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:49:09,000 INFO L93 Difference]: Finished difference Result 163347 states and 228700 transitions. [2019-10-02 05:49:09,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:49:09,000 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 230 [2019-10-02 05:49:09,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:49:09,956 INFO L225 Difference]: With dead ends: 163347 [2019-10-02 05:49:09,956 INFO L226 Difference]: Without dead ends: 163343 [2019-10-02 05:49:10,008 INFO L640 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 [2019-10-02 05:49:10,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163343 states. [2019-10-02 05:49:18,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163343 to 163343. [2019-10-02 05:49:18,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163343 states. [2019-10-02 05:49:19,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163343 states to 163343 states and 228696 transitions. [2019-10-02 05:49:19,541 INFO L78 Accepts]: Start accepts. Automaton has 163343 states and 228696 transitions. Word has length 230 [2019-10-02 05:49:19,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:49:19,541 INFO L475 AbstractCegarLoop]: Abstraction has 163343 states and 228696 transitions. [2019-10-02 05:49:19,541 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:49:19,541 INFO L276 IsEmpty]: Start isEmpty. Operand 163343 states and 228696 transitions. [2019-10-02 05:49:19,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2019-10-02 05:49:19,545 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:49:19,545 INFO L411 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] [2019-10-02 05:49:19,545 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]=== [2019-10-02 05:49:19,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:49:19,545 INFO L82 PathProgramCache]: Analyzing trace with hash 614859943, now seen corresponding path program 1 times [2019-10-02 05:49:19,546 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:49:19,546 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:49:19,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:49:19,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:49:19,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:49:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:49:19,758 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 463 trivial. 0 not checked. [2019-10-02 05:49:19,758 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 05:49:19,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 05:49:19,759 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 05:49:19,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 05:49:19,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 05:49:19,759 INFO L87 Difference]: Start difference. First operand 163343 states and 228696 transitions. Second operand 5 states. [2019-10-02 05:49:31,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:49:31,505 INFO L93 Difference]: Finished difference Result 163343 states and 228696 transitions. [2019-10-02 05:49:31,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 05:49:31,505 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 235 [2019-10-02 05:49:31,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:49:32,158 INFO L225 Difference]: With dead ends: 163343 [2019-10-02 05:49:32,158 INFO L226 Difference]: Without dead ends: 161546 [2019-10-02 05:49:32,217 INFO L640 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 [2019-10-02 05:49:32,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161546 states. [2019-10-02 05:49:38,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161546 to 80854. [2019-10-02 05:49:38,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80854 states. [2019-10-02 05:49:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80854 states to 80854 states and 113208 transitions. [2019-10-02 05:49:38,902 INFO L78 Accepts]: Start accepts. Automaton has 80854 states and 113208 transitions. Word has length 235 [2019-10-02 05:49:38,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:49:38,903 INFO L475 AbstractCegarLoop]: Abstraction has 80854 states and 113208 transitions. [2019-10-02 05:49:38,903 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 05:49:38,903 INFO L276 IsEmpty]: Start isEmpty. Operand 80854 states and 113208 transitions. [2019-10-02 05:49:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2019-10-02 05:49:38,908 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:49:38,909 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 3, 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] [2019-10-02 05:49:38,909 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]=== [2019-10-02 05:49:38,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:49:38,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1876327622, now seen corresponding path program 1 times [2019-10-02 05:49:38,909 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:49:38,910 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:49:38,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:49:38,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:49:38,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:49:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:49:39,164 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2019-10-02 05:49:39,165 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:49:39,165 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:49:40,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:49:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:49:41,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 5368 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:49:41,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:49:41,303 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 128 proven. 6 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-10-02 05:49:41,327 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:49:41,328 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 05:49:41,329 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:49:41,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:49:41,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:49:41,330 INFO L87 Difference]: Start difference. First operand 80854 states and 113208 transitions. Second operand 8 states. [2019-10-02 05:50:14,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:50:14,770 INFO L93 Difference]: Finished difference Result 161860 states and 226645 transitions. [2019-10-02 05:50:14,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-02 05:50:14,771 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 324 [2019-10-02 05:50:14,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:50:15,045 INFO L225 Difference]: With dead ends: 161860 [2019-10-02 05:50:15,045 INFO L226 Difference]: Without dead ends: 81166 [2019-10-02 05:50:15,198 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-10-02 05:50:15,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81166 states. [2019-10-02 05:50:22,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81166 to 81078. [2019-10-02 05:50:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81078 states. [2019-10-02 05:50:22,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81078 states to 81078 states and 113381 transitions. [2019-10-02 05:50:22,396 INFO L78 Accepts]: Start accepts. Automaton has 81078 states and 113381 transitions. Word has length 324 [2019-10-02 05:50:22,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:50:22,397 INFO L475 AbstractCegarLoop]: Abstraction has 81078 states and 113381 transitions. [2019-10-02 05:50:22,397 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:50:22,397 INFO L276 IsEmpty]: Start isEmpty. Operand 81078 states and 113381 transitions. [2019-10-02 05:50:22,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2019-10-02 05:50:22,403 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:50:22,403 INFO L411 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, 3, 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, 1, 1, 1] [2019-10-02 05:50:22,403 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]=== [2019-10-02 05:50:22,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:50:22,404 INFO L82 PathProgramCache]: Analyzing trace with hash 301492835, now seen corresponding path program 1 times [2019-10-02 05:50:22,404 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:50:22,404 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:50:22,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:50:22,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:50:22,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:50:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:50:23,301 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 60 proven. 20 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-10-02 05:50:23,304 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:50:23,304 INFO L224 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) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:50:23,749 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:50:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:50:25,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 5800 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:50:25,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:50:25,160 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 254 proven. 5 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2019-10-02 05:50:25,186 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:50:25,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 05:50:25,187 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:50:25,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:50:25,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:50:25,188 INFO L87 Difference]: Start difference. First operand 81078 states and 113381 transitions. Second operand 8 states. [2019-10-02 05:51:10,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:51:10,534 INFO L93 Difference]: Finished difference Result 184620 states and 259248 transitions. [2019-10-02 05:51:10,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-02 05:51:10,534 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 422 [2019-10-02 05:51:10,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:51:10,918 INFO L225 Difference]: With dead ends: 184620 [2019-10-02 05:51:10,918 INFO L226 Difference]: Without dead ends: 103626 [2019-10-02 05:51:11,080 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 440 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2019-10-02 05:51:11,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103626 states. [2019-10-02 05:51:23,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103626 to 103562. [2019-10-02 05:51:23,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103562 states. [2019-10-02 05:51:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103562 states to 103562 states and 145330 transitions. [2019-10-02 05:51:23,441 INFO L78 Accepts]: Start accepts. Automaton has 103562 states and 145330 transitions. Word has length 422 [2019-10-02 05:51:23,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:51:23,442 INFO L475 AbstractCegarLoop]: Abstraction has 103562 states and 145330 transitions. [2019-10-02 05:51:23,442 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:51:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 103562 states and 145330 transitions. [2019-10-02 05:51:23,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2019-10-02 05:51:23,453 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:51:23,454 INFO L411 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2019-10-02 05:51:23,454 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]=== [2019-10-02 05:51:23,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:51:23,454 INFO L82 PathProgramCache]: Analyzing trace with hash 862077123, now seen corresponding path program 1 times [2019-10-02 05:51:23,455 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:51:23,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:51:23,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:51:23,465 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:51:23,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:51:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:51:23,855 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 52 proven. 12 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2019-10-02 05:51:23,855 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:51:23,856 INFO L224 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) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:51:24,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:51:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:51:25,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 5691 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:51:25,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:51:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 218 proven. 5 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2019-10-02 05:51:25,687 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:51:25,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 05:51:26,104 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:51:26,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:51:26,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:51:26,105 INFO L87 Difference]: Start difference. First operand 103562 states and 145330 transitions. Second operand 8 states. [2019-10-02 05:52:04,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:52:04,778 INFO L93 Difference]: Finished difference Result 218432 states and 306867 transitions. [2019-10-02 05:52:04,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 05:52:04,778 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 414 [2019-10-02 05:52:04,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:52:05,234 INFO L225 Difference]: With dead ends: 218432 [2019-10-02 05:52:05,234 INFO L226 Difference]: Without dead ends: 115072 [2019-10-02 05:52:05,421 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 418 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2019-10-02 05:52:05,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115072 states. [2019-10-02 05:52:18,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115072 to 114958. [2019-10-02 05:52:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114958 states. [2019-10-02 05:52:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114958 states to 114958 states and 161334 transitions. [2019-10-02 05:52:19,470 INFO L78 Accepts]: Start accepts. Automaton has 114958 states and 161334 transitions. Word has length 414 [2019-10-02 05:52:19,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:52:19,471 INFO L475 AbstractCegarLoop]: Abstraction has 114958 states and 161334 transitions. [2019-10-02 05:52:19,471 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:52:19,471 INFO L276 IsEmpty]: Start isEmpty. Operand 114958 states and 161334 transitions. [2019-10-02 05:52:19,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2019-10-02 05:52:19,477 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:52:19,478 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:52:19,478 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]=== [2019-10-02 05:52:19,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:52:19,478 INFO L82 PathProgramCache]: Analyzing trace with hash -1378598702, now seen corresponding path program 1 times [2019-10-02 05:52:19,478 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:52:19,478 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:52:19,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:52:19,486 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:52:19,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:52:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:52:20,154 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 112 proven. 23 refuted. 0 times theorem prover too weak. 751 trivial. 0 not checked. [2019-10-02 05:52:20,155 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:52:20,155 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:52:20,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:52:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:52:21,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 6253 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 05:52:21,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:52:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 380 proven. 5 refuted. 0 times theorem prover too weak. 501 trivial. 0 not checked. [2019-10-02 05:52:22,132 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:52:22,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 05:52:22,133 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 05:52:22,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 05:52:22,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 05:52:22,134 INFO L87 Difference]: Start difference. First operand 114958 states and 161334 transitions. Second operand 8 states. [2019-10-02 05:53:03,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 05:53:03,469 INFO L93 Difference]: Finished difference Result 252193 states and 355006 transitions. [2019-10-02 05:53:03,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 05:53:03,469 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 511 [2019-10-02 05:53:03,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 05:53:04,081 INFO L225 Difference]: With dead ends: 252193 [2019-10-02 05:53:04,082 INFO L226 Difference]: Without dead ends: 137437 [2019-10-02 05:53:04,319 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 535 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2019-10-02 05:53:04,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137437 states. [2019-10-02 05:53:21,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137437 to 137427. [2019-10-02 05:53:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137427 states. [2019-10-02 05:53:21,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137427 states to 137427 states and 193351 transitions. [2019-10-02 05:53:21,811 INFO L78 Accepts]: Start accepts. Automaton has 137427 states and 193351 transitions. Word has length 511 [2019-10-02 05:53:21,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 05:53:21,811 INFO L475 AbstractCegarLoop]: Abstraction has 137427 states and 193351 transitions. [2019-10-02 05:53:21,811 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 05:53:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand 137427 states and 193351 transitions. [2019-10-02 05:53:21,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2019-10-02 05:53:21,818 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 05:53:21,818 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 05:53:21,818 INFO L418 AbstractCegarLoop]: === Iteration 29 === [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]=== [2019-10-02 05:53:21,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 05:53:21,819 INFO L82 PathProgramCache]: Analyzing trace with hash -1094613164, now seen corresponding path program 1 times [2019-10-02 05:53:21,819 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 05:53:21,819 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 05:53:21,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:53:21,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:53:21,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 05:53:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:53:22,125 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 103 proven. 12 refuted. 0 times theorem prover too weak. 771 trivial. 0 not checked. [2019-10-02 05:53:22,125 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 05:53:22,125 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 05:53:22,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 05:53:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 05:53:23,873 INFO L256 TraceCheckSpWp]: Trace formula consists of 6254 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 05:53:23,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 05:53:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 340 proven. 2 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2019-10-02 05:53:24,411 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 05:53:24,411 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2019-10-02 05:53:24,412 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-02 05:53:24,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-02 05:53:24,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-10-02 05:53:24,413 INFO L87 Difference]: Start difference. First operand 137427 states and 193351 transitions. Second operand 12 states.