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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 07:16:48,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 07:16:48,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 07:16:48,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 07:16:48,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 07:16:48,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 07:16:48,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 07:16:48,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 07:16:48,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 07:16:48,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 07:16:48,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 07:16:48,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 07:16:48,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 07:16:48,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 07:16:48,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 07:16:48,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 07:16:48,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 07:16:48,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 07:16:48,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 07:16:48,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 07:16:48,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 07:16:48,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 07:16:48,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 07:16:48,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 07:16:48,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 07:16:48,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 07:16:48,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 07:16:48,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 07:16:48,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 07:16:48,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 07:16:48,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 07:16:48,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 07:16:48,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 07:16:48,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 07:16:48,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 07:16:48,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 07:16:48,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 07:16:48,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 07:16:48,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 07:16:48,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 07:16:48,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 07:16:48,876 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 [2019-10-07 07:16:48,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 07:16:48,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 07:16:48,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 07:16:48,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 07:16:48,915 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 07:16:48,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 07:16:48,916 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 07:16:48,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 07:16:48,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 07:16:48,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 07:16:48,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 07:16:48,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 07:16:48,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 07:16:48,920 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 07:16:48,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 07:16:48,921 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 07:16:48,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 07:16:48,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 07:16:48,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 07:16:48,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 07:16:48,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 07:16:48,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 07:16:48,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 07:16:48,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 07:16:48,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 07:16:48,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 07:16:48,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 07:16:48,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 07:16:48,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 07:16:49,210 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 07:16:49,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 07:16:49,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 07:16:49,237 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 07:16:49,238 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 07:16:49,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2019-10-07 07:16:49,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a3099b2/6d5b7644aa5a431f8caf2b1f91b64df0/FLAG504c1bf08 [2019-10-07 07:16:50,245 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 07:16:50,246 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2019-10-07 07:16:50,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a3099b2/6d5b7644aa5a431f8caf2b1f91b64df0/FLAG504c1bf08 [2019-10-07 07:16:50,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a3099b2/6d5b7644aa5a431f8caf2b1f91b64df0 [2019-10-07 07:16:50,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 07:16:50,683 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 07:16:50,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 07:16:50,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 07:16:50,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 07:16:50,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:16:50" (1/1) ... [2019-10-07 07:16:50,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ced84a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:50, skipping insertion in model container [2019-10-07 07:16:50,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:16:50" (1/1) ... [2019-10-07 07:16:50,698 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 07:16:50,887 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 07:16:54,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:16:54,324 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 07:16:54,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:16:55,585 INFO L192 MainTranslator]: Completed translation [2019-10-07 07:16:55,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55 WrapperNode [2019-10-07 07:16:55,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 07:16:55,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 07:16:55,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 07:16:55,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 07:16:55,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55" (1/1) ... [2019-10-07 07:16:55,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55" (1/1) ... [2019-10-07 07:16:55,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55" (1/1) ... [2019-10-07 07:16:55,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55" (1/1) ... [2019-10-07 07:16:55,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55" (1/1) ... [2019-10-07 07:16:55,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55" (1/1) ... [2019-10-07 07:16:55,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55" (1/1) ... [2019-10-07 07:16:55,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 07:16:55,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 07:16:55,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 07:16:55,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 07:16:55,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55" (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 [2019-10-07 07:16:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 07:16:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 07:16:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 07:16:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:16:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:16:56,031 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 07:16:56,032 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 07:16:56,033 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 07:16:56,033 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 07:16:56,033 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 07:16:56,033 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-07 07:16:56,035 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 07:16:56,035 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 07:16:56,035 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 07:16:56,036 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 07:16:56,036 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-07 07:16:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 07:16:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 07:16:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-10-07 07:16:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-07 07:16:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-07 07:16:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-07 07:16:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-07 07:16:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-07 07:16:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-07 07:16:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-07 07:16:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-07 07:16:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-07 07:16:56,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-07 07:16:56,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-07 07:16:56,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-07 07:16:56,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-07 07:16:56,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2019-10-07 07:16:56,043 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-07 07:16:56,043 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-07 07:16:56,043 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-07 07:16:56,044 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-07 07:16:56,044 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-10-07 07:16:56,044 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-07 07:16:56,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2019-10-07 07:16:56,045 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2019-10-07 07:16:56,045 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2019-10-07 07:16:56,045 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2019-10-07 07:16:56,045 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2019-10-07 07:16:56,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg16 [2019-10-07 07:16:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg8 [2019-10-07 07:16:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_1msg [2019-10-07 07:16:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg [2019-10-07 07:16:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg8 [2019-10-07 07:16:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg16 [2019-10-07 07:16:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg32 [2019-10-07 07:16:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_soft_reset [2019-10-07 07:16:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_powermode [2019-10-07 07:16:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_write_mac_addr [2019-10-07 07:16:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_read_mac_addr [2019-10-07 07:16:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_init_mac [2019-10-07 07:16:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdfifo [2019-10-07 07:16:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_dbg_dumpkkt [2019-10-07 07:16:56,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_pkts [2019-10-07 07:16:56,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_irq [2019-10-07 07:16:56,048 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_txlen [2019-10-07 07:16:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrpkt [2019-10-07 07:16:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_done_tx [2019-10-07 07:16:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_tx_work [2019-10-07 07:16:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_open [2019-10-07 07:16:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_stop [2019-10-07 07:16:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_start_xmit [2019-10-07 07:16:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rxctrl_work [2019-10-07 07:16:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_rx_mode [2019-10-07 07:16:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_mac_address [2019-10-07 07:16:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_ioctl [2019-10-07 07:16:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_drvinfo [2019-10-07 07:16:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_msglevel [2019-10-07 07:16:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_msglevel [2019-10-07 07:16:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_settings [2019-10-07 07:16:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_settings [2019-10-07 07:16:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_link [2019-10-07 07:16:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_nway_reset [2019-10-07 07:16:56,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_eeprom_regread [2019-10-07 07:16:56,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_eeprom_regwrite [2019-10-07 07:16:56,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_eeprom_claim [2019-10-07 07:16:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_eeprom_release [2019-10-07 07:16:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_eeprom [2019-10-07 07:16:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom [2019-10-07 07:16:56,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom_len [2019-10-07 07:16:56,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_phy_reg [2019-10-07 07:16:56,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_phy_read [2019-10-07 07:16:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_phy_write [2019-10-07 07:16:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_read_selftest [2019-10-07 07:16:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_suspend [2019-10-07 07:16:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_resume [2019-10-07 07:16:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_probe [2019-10-07 07:16:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_remove [2019-10-07 07:16:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_driver_init [2019-10-07 07:16:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_driver_exit [2019-10-07 07:16:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2019-10-07 07:16:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_ks8851_driver_init_14_11 [2019-10-07 07:16:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-10-07 07:16:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-07 07:16:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_driver_io_instance_0 [2019-10-07 07:16:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-10-07 07:16:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2019-10-07 07:16:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_platform_instance_13_14_4 [2019-10-07 07:16:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_rtc_class_instance_14_14_5 [2019-10-07 07:16:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_7_1 [2019-10-07 07:16:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2019-10-07 07:16:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_4_5 [2019-10-07 07:16:56,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_4_6 [2019-10-07 07:16:56,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2019-10-07 07:16:56,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2019-10-07 07:16:56,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_platform_instance_13_14_6 [2019-10-07 07:16:56,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_rtc_class_instance_14_14_7 [2019-10-07 07:16:56,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-10-07 07:16:56,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_11 [2019-10-07 07:16:56,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_12 [2019-10-07 07:16:56,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_13 [2019-10-07 07:16:56,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_14 [2019-10-07 07:16:56,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_17 [2019-10-07 07:16:56,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_20 [2019-10-07 07:16:56,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_21 [2019-10-07 07:16:56,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_22 [2019-10-07 07:16:56,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_23 [2019-10-07 07:16:56,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_24 [2019-10-07 07:16:56,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_25 [2019-10-07 07:16:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_28 [2019-10-07 07:16:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-07 07:16:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_31 [2019-10-07 07:16:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-10-07 07:16:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2019-10-07 07:16:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 07:16:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-07 07:16:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-07 07:16:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-07 07:16:56,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-10-07 07:16:56,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-10-07 07:16:56,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-10-07 07:16:56,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_0_11 [2019-10-07 07:16:56,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_0_2 [2019-10-07 07:16:56,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-07 07:16:56,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_4_14 [2019-10-07 07:16:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_4_3 [2019-10-07 07:16:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2019-10-07 07:16:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2019-10-07 07:16:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-10-07 07:16:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-10-07 07:16:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-10-07 07:16:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-10-07 07:16:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-10-07 07:16:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2019-10-07 07:16:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2019-10-07 07:16:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-10-07 07:16:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-10-07 07:16:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2019-10-07 07:16:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-10-07 07:16:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-10-07 07:16:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-10-07 07:16:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-10-07 07:16:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-10-07 07:16:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2019-10-07 07:16:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-10-07 07:16:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-10-07 07:16:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2019-10-07 07:16:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-10-07 07:16:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-10-07 07:16:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_platform_instance_4 [2019-10-07 07:16:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_pm_ops_instance_3 [2019-10-07 07:16:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-07 07:16:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-10-07 07:16:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2019-10-07 07:16:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_15 [2019-10-07 07:16:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_16 [2019-10-07 07:16:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_17 [2019-10-07 07:16:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_18 [2019-10-07 07:16:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_19 [2019-10-07 07:16:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_4 [2019-10-07 07:16:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_probe_5_10 [2019-10-07 07:16:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_release_5_2 [2019-10-07 07:16:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_rtc_class_instance_5 [2019-10-07 07:16:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver [2019-10-07 07:16:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver [2019-10-07 07:16:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-07 07:16:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-07 07:16:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-07 07:16:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2019-10-07 07:16:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2019-10-07 07:16:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_14 [2019-10-07 07:16:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2019-10-07 07:16:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-07 07:16:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2019-10-07 07:16:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-10-07 07:16:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2019-10-07 07:16:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-07 07:16:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_29 [2019-10-07 07:16:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_17 [2019-10-07 07:16:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_8 [2019-10-07 07:16:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_12 [2019-10-07 07:16:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_5 [2019-10-07 07:16:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-07 07:16:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2019-10-07 07:16:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 07:16:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 07:16:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_16 [2019-10-07 07:16:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_17 [2019-10-07 07:16:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-10-07 07:16:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-07 07:16:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-10-07 07:16:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-07 07:16:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-10-07 07:16:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-07 07:16:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2019-10-07 07:16:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-07 07:16:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_28 [2019-10-07 07:16:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2019-10-07 07:16:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_30 [2019-10-07 07:16:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2019-10-07 07:16:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_32 [2019-10-07 07:16:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2019-10-07 07:16:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_34 [2019-10-07 07:16:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_35 [2019-10-07 07:16:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_36 [2019-10-07 07:16:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_37 [2019-10-07 07:16:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_38 [2019-10-07 07:16:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_39 [2019-10-07 07:16:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_40 [2019-10-07 07:16:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_41 [2019-10-07 07:16:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_42 [2019-10-07 07:16:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_43 [2019-10-07 07:16:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_44 [2019-10-07 07:16:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_45 [2019-10-07 07:16:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_46 [2019-10-07 07:16:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_47 [2019-10-07 07:16:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_48 [2019-10-07 07:16:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_49 [2019-10-07 07:16:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_50 [2019-10-07 07:16:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_51 [2019-10-07 07:16:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver_52 [2019-10-07 07:16:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver_53 [2019-10-07 07:16:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 07:16:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 07:16:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 07:16:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 07:16:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 07:16:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 07:16:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 07:16:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 07:16:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 07:16:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 07:16:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 07:16:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 07:16:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 07:16:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 07:16:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 07:16:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 07:16:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 07:16:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 07:16:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 07:16:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 07:16:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 07:16:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 07:16:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 07:16:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 07:16:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 07:16:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 07:16:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 07:16:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 07:16:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 07:16:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 07:16:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 07:16:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 07:16:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 07:16:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 07:16:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 07:16:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 07:16:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 07:16:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_ks8851_net [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_ks8851_net [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_ks8851_net [2019-10-07 07:16:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_ks8851_net [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_ks8851_net [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_ks8851_net [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 07:16:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 07:16:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 07:16:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 07:16:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-07 07:16:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-07 07:16:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 07:16:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-07 07:16:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 07:16:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-07 07:16:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-07 07:16:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 07:16:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 07:16:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 07:16:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 07:16:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-07 07:16:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-10-07 07:16:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-07 07:16:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-07 07:16:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 07:16:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-07 07:16:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2019-10-07 07:16:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2019-10-07 07:16:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_wren [2019-10-07 07:16:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_write [2019-10-07 07:16:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-07 07:16:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-07 07:16:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-07 07:16:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 07:16:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2019-10-07 07:16:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-07 07:16:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-07 07:16:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-10-07 07:16:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-07 07:16:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 07:16:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 07:16:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 07:16:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-07 07:16:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-07 07:16:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 07:16:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 07:16:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 07:16:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_link [2019-10-07 07:16:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-10-07 07:16:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-10-07 07:16:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-10-07 07:16:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-10-07 07:16:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-07 07:16:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-07 07:16:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-10-07 07:16:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-07 07:16:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-07 07:16:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2019-10-07 07:16:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-07 07:16:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 07:16:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 07:16:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-07 07:16:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2019-10-07 07:16:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_enable [2019-10-07 07:16:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_get_optional [2019-10-07 07:16:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_put [2019-10-07 07:16:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-07 07:16:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-10-07 07:16:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-07 07:16:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-07 07:16:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2019-10-07 07:16:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2019-10-07 07:16:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-07 07:16:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-07 07:16:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 07:16:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 07:16:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 07:16:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 07:16:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 07:16:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 07:16:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 07:16:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 07:16:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 07:16:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 07:16:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 07:16:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-10-07 07:16:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-10-07 07:16:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-10-07 07:16:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2019-10-07 07:16:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_28 [2019-10-07 07:16:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_30 [2019-10-07 07:16:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_32 [2019-10-07 07:16:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_34 [2019-10-07 07:16:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_36 [2019-10-07 07:16:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_38 [2019-10-07 07:16:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_40 [2019-10-07 07:16:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_ks8851_net [2019-10-07 07:16:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_ks8851_net [2019-10-07 07:16:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 07:16:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 07:16:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-07 07:16:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 07:16:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 07:16:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-07 07:16:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 07:16:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 07:16:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 07:16:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 07:16:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 07:16:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 07:16:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 07:16:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 07:16:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 07:16:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 07:16:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 07:16:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 07:16:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 07:16:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 07:16:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 07:16:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-07 07:16:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 07:16:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 07:16:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-07 07:16:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-07 07:16:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 07:16:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 07:16:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 07:16:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-07 07:16:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-07 07:16:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 07:16:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 07:16:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 07:16:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 07:16:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 07:16:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-07 07:16:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-07 07:16:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-07 07:16:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-07 07:16:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2019-10-07 07:16:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2019-10-07 07:16:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2019-10-07 07:16:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_35 [2019-10-07 07:16:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_37 [2019-10-07 07:16:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_39 [2019-10-07 07:16:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_41 [2019-10-07 07:16:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 07:16:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 07:16:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 07:16:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 07:16:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 07:16:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 07:16:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 07:16:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 07:16:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2019-10-07 07:16:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 07:16:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-07 07:16:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 07:16:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-07 07:16:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 07:16:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_17 [2019-10-07 07:16:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_42 [2019-10-07 07:16:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_43 [2019-10-07 07:16:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_16 [2019-10-07 07:16:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 07:16:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 07:16:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-07 07:16:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-07 07:16:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-07 07:16:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-10-07 07:16:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-07 07:16:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 07:16:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-07 07:16:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 07:16:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 07:16:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-07 07:16:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-10-07 07:16:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-07 07:16:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-07 07:16:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-07 07:16:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-07 07:16:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-07 07:16:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-07 07:16:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-07 07:16:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_48 [2019-10-07 07:16:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_51 [2019-10-07 07:16:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-07 07:16:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-07 07:16:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-07 07:16:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-07 07:16:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-07 07:16:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-07 07:16:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-07 07:16:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-07 07:16:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-07 07:16:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2019-10-07 07:16:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-07 07:16:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-07 07:16:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2019-10-07 07:16:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-07 07:16:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_46 [2019-10-07 07:16:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-07 07:16:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_49 [2019-10-07 07:16:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-07 07:16:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-10-07 07:16:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-07 07:16:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-07 07:16:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_45 [2019-10-07 07:16:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-07 07:16:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_47 [2019-10-07 07:16:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_50 [2019-10-07 07:16:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-07 07:16:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-07 07:16:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-07 07:16:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-07 07:16:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_44 [2019-10-07 07:16:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-07 07:16:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-07 07:16:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-07 07:16:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-07 07:16:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-10-07 07:16:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-10-07 07:16:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-07 07:16:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-10-07 07:16:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-10-07 07:16:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-10-07 07:16:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-10-07 07:16:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_link [2019-10-07 07:16:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-10-07 07:16:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-07 07:16:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2019-10-07 07:16:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2019-10-07 07:16:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_wren [2019-10-07 07:16:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_write [2019-10-07 07:16:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_get_optional [2019-10-07 07:16:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_put [2019-10-07 07:16:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_enable [2019-10-07 07:16:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2019-10-07 07:16:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2019-10-07 07:16:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2019-10-07 07:16:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2019-10-07 07:16:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver_52 [2019-10-07 07:16:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2019-10-07 07:16:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver_53 [2019-10-07 07:16:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2019-10-07 07:16:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 07:16:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2019-10-07 07:16:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2019-10-07 07:16:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg16 [2019-10-07 07:16:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg8 [2019-10-07 07:16:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_1msg [2019-10-07 07:16:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg [2019-10-07 07:16:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 07:16:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg8 [2019-10-07 07:16:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg16 [2019-10-07 07:16:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg32 [2019-10-07 07:16:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_soft_reset [2019-10-07 07:16:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_powermode [2019-10-07 07:16:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_write_mac_addr [2019-10-07 07:16:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_read_mac_addr [2019-10-07 07:16:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_init_mac [2019-10-07 07:16:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdfifo [2019-10-07 07:16:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_dbg_dumpkkt [2019-10-07 07:16:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_pkts [2019-10-07 07:16:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_irq [2019-10-07 07:16:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure calc_txlen [2019-10-07 07:16:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrpkt [2019-10-07 07:16:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_done_tx [2019-10-07 07:16:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_tx_work [2019-10-07 07:16:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_open [2019-10-07 07:16:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_stop [2019-10-07 07:16:56,158 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_start_xmit [2019-10-07 07:16:56,158 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rxctrl_work [2019-10-07 07:16:56,158 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_rx_mode [2019-10-07 07:16:56,158 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_mac_address [2019-10-07 07:16:56,158 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_ioctl [2019-10-07 07:16:56,158 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_drvinfo [2019-10-07 07:16:56,158 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_msglevel [2019-10-07 07:16:56,158 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_msglevel [2019-10-07 07:16:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_settings [2019-10-07 07:16:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_settings [2019-10-07 07:16:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_link [2019-10-07 07:16:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_nway_reset [2019-10-07 07:16:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_eeprom_regread [2019-10-07 07:16:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_eeprom_regwrite [2019-10-07 07:16:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_eeprom_claim [2019-10-07 07:16:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_eeprom_release [2019-10-07 07:16:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_eeprom [2019-10-07 07:16:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom [2019-10-07 07:16:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom_len [2019-10-07 07:16:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_phy_reg [2019-10-07 07:16:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_phy_read [2019-10-07 07:16:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_phy_write [2019-10-07 07:16:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_read_selftest [2019-10-07 07:16:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_suspend [2019-10-07 07:16:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_resume [2019-10-07 07:16:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_probe [2019-10-07 07:16:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_remove [2019-10-07 07:16:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_driver_init [2019-10-07 07:16:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_driver_exit [2019-10-07 07:16:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ks8851_driver_exit_14_2 [2019-10-07 07:16:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_ks8851_driver_init_14_11 [2019-10-07 07:16:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-10-07 07:16:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-07 07:16:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_driver_io_instance_0 [2019-10-07 07:16:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-10-07 07:16:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2019-10-07 07:16:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_platform_instance_13_14_4 [2019-10-07 07:16:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_rtc_class_instance_14_14_5 [2019-10-07 07:16:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_7_1 [2019-10-07 07:16:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2019-10-07 07:16:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_4_5 [2019-10-07 07:16:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_4_6 [2019-10-07 07:16:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2019-10-07 07:16:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2019-10-07 07:16:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_platform_instance_13_14_6 [2019-10-07 07:16:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_rtc_class_instance_14_14_7 [2019-10-07 07:16:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_10 [2019-10-07 07:16:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_11 [2019-10-07 07:16:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_12 [2019-10-07 07:16:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_13 [2019-10-07 07:16:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_14 [2019-10-07 07:16:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_17 [2019-10-07 07:16:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_20 [2019-10-07 07:16:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_21 [2019-10-07 07:16:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_22 [2019-10-07 07:16:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_23 [2019-10-07 07:16:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_24 [2019-10-07 07:16:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_25 [2019-10-07 07:16:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_28 [2019-10-07 07:16:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-07 07:16:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_31 [2019-10-07 07:16:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-10-07 07:16:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2019-10-07 07:16:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 07:16:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-07 07:16:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-07 07:16:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-07 07:16:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-10-07 07:16:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-10-07 07:16:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-10-07 07:16:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_0_11 [2019-10-07 07:16:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_0_2 [2019-10-07 07:16:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-07 07:16:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_4_14 [2019-10-07 07:16:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_4_3 [2019-10-07 07:16:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2019-10-07 07:16:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2019-10-07 07:16:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-10-07 07:16:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-10-07 07:16:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-10-07 07:16:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-10-07 07:16:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-10-07 07:16:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2019-10-07 07:16:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2019-10-07 07:16:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-10-07 07:16:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-10-07 07:16:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2019-10-07 07:16:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-10-07 07:16:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-10-07 07:16:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-10-07 07:16:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-10-07 07:16:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-10-07 07:16:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2019-10-07 07:16:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-10-07 07:16:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-10-07 07:16:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2019-10-07 07:16:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-10-07 07:16:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-10-07 07:16:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_platform_instance_4 [2019-10-07 07:16:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_pm_ops_instance_3 [2019-10-07 07:16:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-07 07:16:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-10-07 07:16:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2019-10-07 07:16:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_15 [2019-10-07 07:16:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_16 [2019-10-07 07:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_17 [2019-10-07 07:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_18 [2019-10-07 07:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_19 [2019-10-07 07:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_4 [2019-10-07 07:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_probe_5_10 [2019-10-07 07:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_release_5_2 [2019-10-07 07:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_rtc_class_instance_5 [2019-10-07 07:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver [2019-10-07 07:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver [2019-10-07 07:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-07 07:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-07 07:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-07 07:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2019-10-07 07:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2019-10-07 07:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_14 [2019-10-07 07:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2019-10-07 07:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-07 07:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2019-10-07 07:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-10-07 07:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2019-10-07 07:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-07 07:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_29 [2019-10-07 07:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_17 [2019-10-07 07:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_8 [2019-10-07 07:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_12 [2019-10-07 07:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_5 [2019-10-07 07:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-07 07:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2019-10-07 07:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 07:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 07:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 07:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 07:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 07:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 07:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 07:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 07:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 07:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 07:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 07:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 07:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 07:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 07:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 07:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 07:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 07:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 07:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 07:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 07:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 07:16:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 07:16:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 07:16:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 07:16:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 07:16:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 07:16:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 07:16:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 07:16:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 07:16:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 07:16:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 07:16:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 07:16:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 07:16:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 07:16:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 07:16:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 07:16:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 07:16:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 07:16:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 07:16:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 07:16:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 07:16:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 07:16:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 07:16:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 07:16:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-07 07:16:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-07 07:16:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-07 07:16:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-07 07:16:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 07:16:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-07 07:16:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_ks8851_net [2019-10-07 07:16:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_ks8851_net [2019-10-07 07:16:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_ks8851_net [2019-10-07 07:16:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_ks8851_net [2019-10-07 07:16:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 07:16:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 07:16:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 07:16:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 07:16:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 07:16:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 07:16:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 07:16:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 07:16:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 07:16:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-07 07:16:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 07:16:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 07:16:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 07:16:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 07:16:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 07:16:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 07:16:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 07:16:56,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 07:16:56,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 07:16:56,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 07:16:59,604 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-07 07:17:00,524 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 07:17:16,425 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 07:17:16,426 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-07 07:17:16,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:17:16 BoogieIcfgContainer [2019-10-07 07:17:16,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 07:17:16,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 07:17:16,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 07:17:16,433 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 07:17:16,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 07:16:50" (1/3) ... [2019-10-07 07:17:16,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44d413fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:17:16, skipping insertion in model container [2019-10-07 07:17:16,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:16:55" (2/3) ... [2019-10-07 07:17:16,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44d413fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:17:16, skipping insertion in model container [2019-10-07 07:17:16,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:17:16" (3/3) ... [2019-10-07 07:17:16,437 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2019-10-07 07:17:16,448 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 07:17:16,463 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-07 07:17:16,475 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-07 07:17:16,522 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 07:17:16,522 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 07:17:16,522 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 07:17:16,523 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 07:17:16,523 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 07:17:16,523 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 07:17:16,523 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 07:17:16,523 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 07:17:16,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states. [2019-10-07 07:17:16,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-10-07 07:17:16,619 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:17:16,620 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:17:16,622 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:17:16,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:17:16,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1444052858, now seen corresponding path program 1 times [2019-10-07 07:17:16,634 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:17:16,634 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:16,634 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:16,634 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:16,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:17:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:17:17,799 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2019-10-07 07:17:17,800 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:17,801 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:17:17,801 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:17:17,806 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:17:17,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:17:17,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:17:17,824 INFO L87 Difference]: Start difference. First operand 2145 states. Second operand 3 states. [2019-10-07 07:17:20,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:17:20,497 INFO L93 Difference]: Finished difference Result 5156 states and 6872 transitions. [2019-10-07 07:17:20,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:17:20,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 165 [2019-10-07 07:17:20,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:17:20,557 INFO L225 Difference]: With dead ends: 5156 [2019-10-07 07:17:20,558 INFO L226 Difference]: Without dead ends: 3385 [2019-10-07 07:17:20,577 INFO L606 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 [2019-10-07 07:17:20,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3385 states. [2019-10-07 07:17:20,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3385 to 3381. [2019-10-07 07:17:20,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3381 states. [2019-10-07 07:17:20,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4303 transitions. [2019-10-07 07:17:20,920 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4303 transitions. Word has length 165 [2019-10-07 07:17:20,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:17:20,929 INFO L462 AbstractCegarLoop]: Abstraction has 3381 states and 4303 transitions. [2019-10-07 07:17:20,929 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:17:20,930 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4303 transitions. [2019-10-07 07:17:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-10-07 07:17:20,954 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:17:20,955 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:17:20,956 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:17:20,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:17:20,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1228573907, now seen corresponding path program 1 times [2019-10-07 07:17:20,957 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:17:20,957 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:20,957 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:20,957 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:20,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:17:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:17:21,425 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2019-10-07 07:17:21,426 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:21,426 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:17:21,426 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:17:21,429 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:17:21,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:17:21,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:17:21,430 INFO L87 Difference]: Start difference. First operand 3381 states and 4303 transitions. Second operand 3 states. [2019-10-07 07:17:21,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:17:21,918 INFO L93 Difference]: Finished difference Result 9599 states and 12325 transitions. [2019-10-07 07:17:21,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:17:21,919 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2019-10-07 07:17:21,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:17:22,006 INFO L225 Difference]: With dead ends: 9599 [2019-10-07 07:17:22,007 INFO L226 Difference]: Without dead ends: 6272 [2019-10-07 07:17:22,039 INFO L606 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 [2019-10-07 07:17:22,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6272 states. [2019-10-07 07:17:23,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6272 to 6239. [2019-10-07 07:17:23,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6239 states. [2019-10-07 07:17:23,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6239 states to 6239 states and 8049 transitions. [2019-10-07 07:17:23,446 INFO L78 Accepts]: Start accepts. Automaton has 6239 states and 8049 transitions. Word has length 168 [2019-10-07 07:17:23,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:17:23,449 INFO L462 AbstractCegarLoop]: Abstraction has 6239 states and 8049 transitions. [2019-10-07 07:17:23,449 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:17:23,449 INFO L276 IsEmpty]: Start isEmpty. Operand 6239 states and 8049 transitions. [2019-10-07 07:17:23,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-07 07:17:23,457 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:17:23,457 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:17:23,458 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:17:23,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:17:23,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1060977416, now seen corresponding path program 1 times [2019-10-07 07:17:23,458 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:17:23,458 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:23,459 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:23,459 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:23,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:17:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:17:23,823 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2019-10-07 07:17:23,824 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:23,824 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:17:23,824 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:17:23,826 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:17:23,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:17:23,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:17:23,826 INFO L87 Difference]: Start difference. First operand 6239 states and 8049 transitions. Second operand 3 states. [2019-10-07 07:17:26,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:17:26,745 INFO L93 Difference]: Finished difference Result 17761 states and 22907 transitions. [2019-10-07 07:17:26,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:17:26,746 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2019-10-07 07:17:26,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:17:26,845 INFO L225 Difference]: With dead ends: 17761 [2019-10-07 07:17:26,846 INFO L226 Difference]: Without dead ends: 11576 [2019-10-07 07:17:26,890 INFO L606 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 [2019-10-07 07:17:26,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11576 states. [2019-10-07 07:17:27,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11576 to 11535. [2019-10-07 07:17:27,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11535 states. [2019-10-07 07:17:27,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11535 states to 11535 states and 14755 transitions. [2019-10-07 07:17:27,705 INFO L78 Accepts]: Start accepts. Automaton has 11535 states and 14755 transitions. Word has length 173 [2019-10-07 07:17:27,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:17:27,706 INFO L462 AbstractCegarLoop]: Abstraction has 11535 states and 14755 transitions. [2019-10-07 07:17:27,707 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:17:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 11535 states and 14755 transitions. [2019-10-07 07:17:27,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-10-07 07:17:27,714 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:17:27,715 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:17:27,715 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:17:27,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:17:27,716 INFO L82 PathProgramCache]: Analyzing trace with hash -1070298758, now seen corresponding path program 1 times [2019-10-07 07:17:27,716 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:17:27,716 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:27,717 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:27,717 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:27,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:17:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:17:28,128 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2019-10-07 07:17:28,128 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:28,129 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:17:28,129 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:17:28,130 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:17:28,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:17:28,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:17:28,131 INFO L87 Difference]: Start difference. First operand 11535 states and 14755 transitions. Second operand 3 states. [2019-10-07 07:17:29,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:17:29,102 INFO L93 Difference]: Finished difference Result 33213 states and 42441 transitions. [2019-10-07 07:17:29,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:17:29,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2019-10-07 07:17:29,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:17:29,293 INFO L225 Difference]: With dead ends: 33213 [2019-10-07 07:17:29,294 INFO L226 Difference]: Without dead ends: 21732 [2019-10-07 07:17:29,371 INFO L606 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 [2019-10-07 07:17:29,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21732 states. [2019-10-07 07:17:30,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21732 to 21691. [2019-10-07 07:17:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21691 states. [2019-10-07 07:17:30,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21691 states to 21691 states and 27685 transitions. [2019-10-07 07:17:30,636 INFO L78 Accepts]: Start accepts. Automaton has 21691 states and 27685 transitions. Word has length 174 [2019-10-07 07:17:30,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:17:30,641 INFO L462 AbstractCegarLoop]: Abstraction has 21691 states and 27685 transitions. [2019-10-07 07:17:30,641 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:17:30,642 INFO L276 IsEmpty]: Start isEmpty. Operand 21691 states and 27685 transitions. [2019-10-07 07:17:30,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-10-07 07:17:30,650 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:17:30,650 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 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] [2019-10-07 07:17:30,650 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:17:30,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:17:30,651 INFO L82 PathProgramCache]: Analyzing trace with hash 290516654, now seen corresponding path program 1 times [2019-10-07 07:17:30,652 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:17:30,652 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:30,653 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:30,653 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:30,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:17:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:17:30,992 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 771 trivial. 0 not checked. [2019-10-07 07:17:30,992 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:30,992 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:17:30,993 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:17:30,994 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:17:30,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:17:30,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:17:30,995 INFO L87 Difference]: Start difference. First operand 21691 states and 27685 transitions. Second operand 5 states. [2019-10-07 07:17:48,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:17:48,938 INFO L93 Difference]: Finished difference Result 54715 states and 70499 transitions. [2019-10-07 07:17:48,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:17:48,939 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 193 [2019-10-07 07:17:48,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:17:49,157 INFO L225 Difference]: With dead ends: 54715 [2019-10-07 07:17:49,157 INFO L226 Difference]: Without dead ends: 33078 [2019-10-07 07:17:49,271 INFO L606 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 [2019-10-07 07:17:49,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33078 states. [2019-10-07 07:17:50,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33078 to 32973. [2019-10-07 07:17:50,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32973 states. [2019-10-07 07:17:50,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32973 states to 32973 states and 42701 transitions. [2019-10-07 07:17:50,911 INFO L78 Accepts]: Start accepts. Automaton has 32973 states and 42701 transitions. Word has length 193 [2019-10-07 07:17:50,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:17:50,911 INFO L462 AbstractCegarLoop]: Abstraction has 32973 states and 42701 transitions. [2019-10-07 07:17:50,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:17:50,912 INFO L276 IsEmpty]: Start isEmpty. Operand 32973 states and 42701 transitions. [2019-10-07 07:17:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-10-07 07:17:50,918 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:17:50,919 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:17:50,919 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:17:50,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:17:50,920 INFO L82 PathProgramCache]: Analyzing trace with hash 814967709, now seen corresponding path program 1 times [2019-10-07 07:17:50,920 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:17:50,920 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:50,920 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:50,920 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:50,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:17:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:17:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2019-10-07 07:17:51,347 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:51,347 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:17:51,348 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:17:51,349 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:17:51,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:17:51,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:17:51,350 INFO L87 Difference]: Start difference. First operand 32973 states and 42701 transitions. Second operand 3 states. [2019-10-07 07:17:53,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:17:53,557 INFO L93 Difference]: Finished difference Result 82969 states and 107235 transitions. [2019-10-07 07:17:53,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:17:53,557 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2019-10-07 07:17:53,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:17:53,873 INFO L225 Difference]: With dead ends: 82969 [2019-10-07 07:17:53,874 INFO L226 Difference]: Without dead ends: 50050 [2019-10-07 07:17:54,009 INFO L606 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 [2019-10-07 07:17:54,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50050 states. [2019-10-07 07:17:57,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50050 to 49997. [2019-10-07 07:17:57,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49997 states. [2019-10-07 07:17:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49997 states to 49997 states and 64481 transitions. [2019-10-07 07:17:57,669 INFO L78 Accepts]: Start accepts. Automaton has 49997 states and 64481 transitions. Word has length 193 [2019-10-07 07:17:57,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:17:57,670 INFO L462 AbstractCegarLoop]: Abstraction has 49997 states and 64481 transitions. [2019-10-07 07:17:57,670 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:17:57,670 INFO L276 IsEmpty]: Start isEmpty. Operand 49997 states and 64481 transitions. [2019-10-07 07:17:57,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-10-07 07:17:57,679 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:17:57,679 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:17:57,680 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:17:57,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:17:57,680 INFO L82 PathProgramCache]: Analyzing trace with hash 266359640, now seen corresponding path program 1 times [2019-10-07 07:17:57,680 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:17:57,681 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:57,681 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:57,681 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:57,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:17:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:17:57,972 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2019-10-07 07:17:57,972 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:57,972 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:17:57,972 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:17:57,973 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:17:57,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:17:57,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:17:57,974 INFO L87 Difference]: Start difference. First operand 49997 states and 64481 transitions. Second operand 3 states. [2019-10-07 07:18:00,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:18:00,502 INFO L93 Difference]: Finished difference Result 101889 states and 131343 transitions. [2019-10-07 07:18:00,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:18:00,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 202 [2019-10-07 07:18:00,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:18:00,737 INFO L225 Difference]: With dead ends: 101889 [2019-10-07 07:18:00,737 INFO L226 Difference]: Without dead ends: 51946 [2019-10-07 07:18:00,905 INFO L606 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 [2019-10-07 07:18:00,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51946 states. [2019-10-07 07:18:04,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51946 to 51893. [2019-10-07 07:18:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51893 states. [2019-10-07 07:18:04,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51893 states to 51893 states and 66821 transitions. [2019-10-07 07:18:04,820 INFO L78 Accepts]: Start accepts. Automaton has 51893 states and 66821 transitions. Word has length 202 [2019-10-07 07:18:04,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:18:04,821 INFO L462 AbstractCegarLoop]: Abstraction has 51893 states and 66821 transitions. [2019-10-07 07:18:04,821 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:18:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 51893 states and 66821 transitions. [2019-10-07 07:18:04,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-10-07 07:18:04,829 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:18:04,830 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:18:04,830 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:18:04,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:18:04,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1653656070, now seen corresponding path program 1 times [2019-10-07 07:18:04,831 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:18:04,831 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:18:04,831 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:18:04,831 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:18:04,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:18:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:18:05,161 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2019-10-07 07:18:05,162 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:18:05,162 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:18:05,163 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:18:05,164 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:18:05,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:18:05,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:18:05,165 INFO L87 Difference]: Start difference. First operand 51893 states and 66821 transitions. Second operand 3 states. [2019-10-07 07:18:07,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:18:07,364 INFO L93 Difference]: Finished difference Result 105549 states and 135759 transitions. [2019-10-07 07:18:07,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:18:07,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2019-10-07 07:18:07,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:18:07,620 INFO L225 Difference]: With dead ends: 105549 [2019-10-07 07:18:07,621 INFO L226 Difference]: Without dead ends: 53710 [2019-10-07 07:18:07,742 INFO L606 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 [2019-10-07 07:18:07,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53710 states. [2019-10-07 07:18:11,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53710 to 53657. [2019-10-07 07:18:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53657 states. [2019-10-07 07:18:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53657 states to 53657 states and 68897 transitions. [2019-10-07 07:18:11,819 INFO L78 Accepts]: Start accepts. Automaton has 53657 states and 68897 transitions. Word has length 201 [2019-10-07 07:18:11,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:18:11,820 INFO L462 AbstractCegarLoop]: Abstraction has 53657 states and 68897 transitions. [2019-10-07 07:18:11,820 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:18:11,820 INFO L276 IsEmpty]: Start isEmpty. Operand 53657 states and 68897 transitions. [2019-10-07 07:18:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-10-07 07:18:11,829 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:18:11,829 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 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] [2019-10-07 07:18:11,829 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:18:11,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:18:11,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1524293602, now seen corresponding path program 1 times [2019-10-07 07:18:11,830 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:18:11,830 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:18:11,830 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:18:11,830 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:18:11,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:18:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:18:12,100 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 767 trivial. 0 not checked. [2019-10-07 07:18:12,100 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:18:12,100 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:18:12,100 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:18:12,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:18:12,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:18:12,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:18:12,102 INFO L87 Difference]: Start difference. First operand 53657 states and 68897 transitions. Second operand 5 states. [2019-10-07 07:18:31,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:18:31,824 INFO L93 Difference]: Finished difference Result 157427 states and 201691 transitions. [2019-10-07 07:18:31,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:18:31,824 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 202 [2019-10-07 07:18:31,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:18:32,326 INFO L225 Difference]: With dead ends: 157427 [2019-10-07 07:18:32,327 INFO L226 Difference]: Without dead ends: 103824 [2019-10-07 07:18:32,487 INFO L606 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 [2019-10-07 07:18:32,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103824 states. [2019-10-07 07:18:39,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103824 to 103591. [2019-10-07 07:18:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103591 states. [2019-10-07 07:18:39,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103591 states to 103591 states and 132471 transitions. [2019-10-07 07:18:39,490 INFO L78 Accepts]: Start accepts. Automaton has 103591 states and 132471 transitions. Word has length 202 [2019-10-07 07:18:39,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:18:39,490 INFO L462 AbstractCegarLoop]: Abstraction has 103591 states and 132471 transitions. [2019-10-07 07:18:39,491 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:18:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 103591 states and 132471 transitions. [2019-10-07 07:18:39,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-10-07 07:18:39,498 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:18:39,499 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 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] [2019-10-07 07:18:39,499 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:18:39,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:18:39,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1338356537, now seen corresponding path program 1 times [2019-10-07 07:18:39,500 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:18:39,500 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:18:39,500 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:18:39,500 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:18:39,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:18:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:18:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2019-10-07 07:18:39,781 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:18:39,781 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:18:39,781 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:18:39,782 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:18:39,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:18:39,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:18:39,787 INFO L87 Difference]: Start difference. First operand 103591 states and 132471 transitions. Second operand 3 states. [2019-10-07 07:18:44,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:18:44,360 INFO L93 Difference]: Finished difference Result 233173 states and 296579 transitions. [2019-10-07 07:18:44,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:18:44,360 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 222 [2019-10-07 07:18:44,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:18:44,880 INFO L225 Difference]: With dead ends: 233173 [2019-10-07 07:18:44,881 INFO L226 Difference]: Without dead ends: 129636 [2019-10-07 07:18:45,056 INFO L606 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 [2019-10-07 07:18:45,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129636 states. [2019-10-07 07:18:53,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129636 to 129511. [2019-10-07 07:18:53,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129511 states. [2019-10-07 07:18:53,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129511 states to 129511 states and 163839 transitions. [2019-10-07 07:18:53,614 INFO L78 Accepts]: Start accepts. Automaton has 129511 states and 163839 transitions. Word has length 222 [2019-10-07 07:18:53,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:18:53,615 INFO L462 AbstractCegarLoop]: Abstraction has 129511 states and 163839 transitions. [2019-10-07 07:18:53,615 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:18:53,615 INFO L276 IsEmpty]: Start isEmpty. Operand 129511 states and 163839 transitions. [2019-10-07 07:18:53,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-10-07 07:18:53,622 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:18:53,622 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 3, 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] [2019-10-07 07:18:53,622 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:18:53,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:18:53,623 INFO L82 PathProgramCache]: Analyzing trace with hash -365208716, now seen corresponding path program 1 times [2019-10-07 07:18:53,623 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:18:53,623 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:18:53,623 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:18:53,624 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:18:53,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:18:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:18:53,871 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 771 trivial. 0 not checked. [2019-10-07 07:18:53,872 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:18:53,872 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:18:53,872 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:18:53,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:18:53,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:18:53,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:18:53,874 INFO L87 Difference]: Start difference. First operand 129511 states and 163839 transitions. Second operand 5 states. [2019-10-07 07:19:17,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:19:17,878 INFO L93 Difference]: Finished difference Result 297579 states and 376821 transitions. [2019-10-07 07:19:17,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:19:17,879 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 202 [2019-10-07 07:19:17,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:19:18,486 INFO L225 Difference]: With dead ends: 297579 [2019-10-07 07:19:18,487 INFO L226 Difference]: Without dead ends: 168122 [2019-10-07 07:19:18,712 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-07 07:19:18,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168122 states. [2019-10-07 07:19:29,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168122 to 168033. [2019-10-07 07:19:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168033 states. [2019-10-07 07:19:30,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168033 states to 168033 states and 212821 transitions. [2019-10-07 07:19:30,139 INFO L78 Accepts]: Start accepts. Automaton has 168033 states and 212821 transitions. Word has length 202 [2019-10-07 07:19:30,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:19:30,139 INFO L462 AbstractCegarLoop]: Abstraction has 168033 states and 212821 transitions. [2019-10-07 07:19:30,139 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:19:30,139 INFO L276 IsEmpty]: Start isEmpty. Operand 168033 states and 212821 transitions. [2019-10-07 07:19:30,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-10-07 07:19:30,147 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:19:30,148 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:19:30,148 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:19:30,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:19:30,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1221649695, now seen corresponding path program 1 times [2019-10-07 07:19:30,149 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:19:30,149 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:19:30,149 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:19:30,149 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:19:30,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:19:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:19:30,424 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2019-10-07 07:19:30,424 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:19:30,424 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:19:30,424 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:19:30,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:19:30,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:19:30,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:19:30,426 INFO L87 Difference]: Start difference. First operand 168033 states and 212821 transitions. Second operand 3 states. [2019-10-07 07:19:41,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:19:41,307 INFO L93 Difference]: Finished difference Result 339575 states and 429931 transitions. [2019-10-07 07:19:41,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:19:41,308 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2019-10-07 07:19:41,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:19:41,877 INFO L225 Difference]: With dead ends: 339575 [2019-10-07 07:19:41,877 INFO L226 Difference]: Without dead ends: 171596 [2019-10-07 07:19:42,141 INFO L606 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 [2019-10-07 07:19:42,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171596 states. [2019-10-07 07:19:53,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171596 to 171507. [2019-10-07 07:19:53,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171507 states. [2019-10-07 07:19:54,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171507 states to 171507 states and 216949 transitions. [2019-10-07 07:19:54,175 INFO L78 Accepts]: Start accepts. Automaton has 171507 states and 216949 transitions. Word has length 204 [2019-10-07 07:19:54,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:19:54,175 INFO L462 AbstractCegarLoop]: Abstraction has 171507 states and 216949 transitions. [2019-10-07 07:19:54,175 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:19:54,175 INFO L276 IsEmpty]: Start isEmpty. Operand 171507 states and 216949 transitions. [2019-10-07 07:19:54,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-10-07 07:19:54,182 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:19:54,183 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 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] [2019-10-07 07:19:54,183 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:19:54,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:19:54,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1517574848, now seen corresponding path program 1 times [2019-10-07 07:19:54,184 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:19:54,184 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:19:54,184 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:19:54,184 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:19:54,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:19:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:19:54,451 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2019-10-07 07:19:54,452 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:19:54,452 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:19:54,452 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:19:54,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:19:54,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:19:54,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:19:54,454 INFO L87 Difference]: Start difference. First operand 171507 states and 216949 transitions. Second operand 3 states. [2019-10-07 07:20:04,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:20:04,102 INFO L93 Difference]: Finished difference Result 409141 states and 518621 transitions. [2019-10-07 07:20:04,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:20:04,102 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 213 [2019-10-07 07:20:04,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:20:11,702 INFO L225 Difference]: With dead ends: 409141 [2019-10-07 07:20:11,702 INFO L226 Difference]: Without dead ends: 237688 [2019-10-07 07:20:12,008 INFO L606 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 [2019-10-07 07:20:12,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237688 states. [2019-10-07 07:20:21,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237688 to 237527. [2019-10-07 07:20:21,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237527 states. [2019-10-07 07:20:22,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237527 states to 237527 states and 301295 transitions. [2019-10-07 07:20:22,378 INFO L78 Accepts]: Start accepts. Automaton has 237527 states and 301295 transitions. Word has length 213 [2019-10-07 07:20:22,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:20:22,379 INFO L462 AbstractCegarLoop]: Abstraction has 237527 states and 301295 transitions. [2019-10-07 07:20:22,379 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:20:22,379 INFO L276 IsEmpty]: Start isEmpty. Operand 237527 states and 301295 transitions. [2019-10-07 07:20:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-10-07 07:20:22,385 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:20:22,385 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 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] [2019-10-07 07:20:22,385 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:20:22,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:20:22,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1464329248, now seen corresponding path program 1 times [2019-10-07 07:20:22,386 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:20:22,386 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:20:22,386 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:20:22,387 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:20:22,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:20:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:20:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 767 trivial. 0 not checked. [2019-10-07 07:20:22,650 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:20:22,651 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:20:22,651 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:20:22,652 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:20:22,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:20:22,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:20:22,653 INFO L87 Difference]: Start difference. First operand 237527 states and 301295 transitions. Second operand 3 states. [2019-10-07 07:20:40,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:20:40,486 INFO L93 Difference]: Finished difference Result 480993 states and 609555 transitions. [2019-10-07 07:20:40,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:20:40,486 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 225 [2019-10-07 07:20:40,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:20:41,349 INFO L225 Difference]: With dead ends: 480993 [2019-10-07 07:20:41,350 INFO L226 Difference]: Without dead ends: 243520 [2019-10-07 07:20:41,724 INFO L606 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 [2019-10-07 07:20:41,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243520 states. [2019-10-07 07:20:51,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243520 to 243395. [2019-10-07 07:20:51,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243395 states. [2019-10-07 07:20:52,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243395 states to 243395 states and 307991 transitions. [2019-10-07 07:20:52,735 INFO L78 Accepts]: Start accepts. Automaton has 243395 states and 307991 transitions. Word has length 225 [2019-10-07 07:20:52,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:20:52,735 INFO L462 AbstractCegarLoop]: Abstraction has 243395 states and 307991 transitions. [2019-10-07 07:20:52,735 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:20:52,735 INFO L276 IsEmpty]: Start isEmpty. Operand 243395 states and 307991 transitions. [2019-10-07 07:20:52,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-10-07 07:20:52,742 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:20:52,742 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:20:52,742 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:20:52,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:20:52,743 INFO L82 PathProgramCache]: Analyzing trace with hash -2108994614, now seen corresponding path program 1 times [2019-10-07 07:20:52,743 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:20:52,743 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:20:52,743 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:20:52,743 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:20:52,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:20:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:20:53,018 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 767 trivial. 0 not checked. [2019-10-07 07:20:53,019 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:20:53,019 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:20:53,019 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:20:53,020 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:20:53,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:20:53,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:20:53,021 INFO L87 Difference]: Start difference. First operand 243395 states and 307991 transitions. Second operand 3 states. [2019-10-07 07:21:08,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:21:08,725 INFO L93 Difference]: Finished difference Result 492729 states and 622947 transitions. [2019-10-07 07:21:08,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:21:08,726 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2019-10-07 07:21:08,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:21:09,908 INFO L225 Difference]: With dead ends: 492729 [2019-10-07 07:21:09,908 INFO L226 Difference]: Without dead ends: 249388 [2019-10-07 07:21:10,284 INFO L606 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 [2019-10-07 07:21:10,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249388 states. [2019-10-07 07:21:29,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249388 to 249263. [2019-10-07 07:21:29,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249263 states. [2019-10-07 07:21:30,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249263 states to 249263 states and 314651 transitions. [2019-10-07 07:21:30,646 INFO L78 Accepts]: Start accepts. Automaton has 249263 states and 314651 transitions. Word has length 218 [2019-10-07 07:21:30,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:21:30,647 INFO L462 AbstractCegarLoop]: Abstraction has 249263 states and 314651 transitions. [2019-10-07 07:21:30,647 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:21:30,647 INFO L276 IsEmpty]: Start isEmpty. Operand 249263 states and 314651 transitions. [2019-10-07 07:21:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-10-07 07:21:30,653 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:21:30,653 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 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] [2019-10-07 07:21:30,653 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:21:30,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:21:30,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1039252940, now seen corresponding path program 1 times [2019-10-07 07:21:30,654 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:21:30,654 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:21:30,654 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:21:30,654 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:21:30,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:21:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:21:30,896 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 767 trivial. 0 not checked. [2019-10-07 07:21:30,896 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:21:30,897 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:21:30,897 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:21:30,897 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:21:30,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:21:30,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:21:30,898 INFO L87 Difference]: Start difference. First operand 249263 states and 314651 transitions. Second operand 3 states. [2019-10-07 07:21:46,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:21:46,898 INFO L93 Difference]: Finished difference Result 504261 states and 635919 transitions. [2019-10-07 07:21:46,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:21:46,898 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2019-10-07 07:21:46,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:21:48,410 INFO L225 Difference]: With dead ends: 504261 [2019-10-07 07:21:48,410 INFO L226 Difference]: Without dead ends: 255052 [2019-10-07 07:21:48,797 INFO L606 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 [2019-10-07 07:21:49,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255052 states. [2019-10-07 07:22:09,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255052 to 254927. [2019-10-07 07:22:09,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254927 states. [2019-10-07 07:22:10,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254927 states to 254927 states and 320999 transitions. [2019-10-07 07:22:10,684 INFO L78 Accepts]: Start accepts. Automaton has 254927 states and 320999 transitions. Word has length 228 [2019-10-07 07:22:10,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:22:10,685 INFO L462 AbstractCegarLoop]: Abstraction has 254927 states and 320999 transitions. [2019-10-07 07:22:10,685 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:22:10,685 INFO L276 IsEmpty]: Start isEmpty. Operand 254927 states and 320999 transitions. [2019-10-07 07:22:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-10-07 07:22:10,691 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:22:10,691 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:22:10,691 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:22:10,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:22:10,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1854921563, now seen corresponding path program 1 times [2019-10-07 07:22:10,691 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:22:10,692 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:22:10,692 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:22:10,692 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:22:10,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:22:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:22:10,911 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 767 trivial. 0 not checked. [2019-10-07 07:22:10,911 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:22:10,911 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:22:10,911 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:22:10,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:22:10,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:22:10,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:22:10,913 INFO L87 Difference]: Start difference. First operand 254927 states and 320999 transitions. Second operand 3 states. [2019-10-07 07:22:29,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:22:29,175 INFO L93 Difference]: Finished difference Result 612019 states and 771979 transitions. [2019-10-07 07:22:29,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:22:29,176 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2019-10-07 07:22:29,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:22:30,387 INFO L225 Difference]: With dead ends: 612019 [2019-10-07 07:22:30,387 INFO L226 Difference]: Without dead ends: 357146 [2019-10-07 07:22:30,840 INFO L606 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 [2019-10-07 07:22:31,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357146 states. [2019-10-07 07:22:57,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357146 to 356555. [2019-10-07 07:22:57,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356555 states. [2019-10-07 07:22:58,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356555 states to 356555 states and 448445 transitions. [2019-10-07 07:22:58,422 INFO L78 Accepts]: Start accepts. Automaton has 356555 states and 448445 transitions. Word has length 217 [2019-10-07 07:22:58,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:22:58,423 INFO L462 AbstractCegarLoop]: Abstraction has 356555 states and 448445 transitions. [2019-10-07 07:22:58,423 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:22:58,423 INFO L276 IsEmpty]: Start isEmpty. Operand 356555 states and 448445 transitions. [2019-10-07 07:22:58,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-10-07 07:22:58,428 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:22:58,428 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 3, 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] [2019-10-07 07:22:58,428 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:22:58,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:22:58,429 INFO L82 PathProgramCache]: Analyzing trace with hash -1428922840, now seen corresponding path program 1 times [2019-10-07 07:22:58,429 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:22:58,429 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:22:58,429 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:22:58,429 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:22:58,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:22:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:22:58,665 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 771 trivial. 0 not checked. [2019-10-07 07:22:58,665 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:22:58,665 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:22:58,666 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:22:58,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:22:58,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:22:58,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:22:58,667 INFO L87 Difference]: Start difference. First operand 356555 states and 448445 transitions. Second operand 5 states. [2019-10-07 07:23:46,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:23:46,575 INFO L93 Difference]: Finished difference Result 783594 states and 986757 transitions. [2019-10-07 07:23:46,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:23:46,576 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 210 [2019-10-07 07:23:46,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:23:48,184 INFO L225 Difference]: With dead ends: 783594 [2019-10-07 07:23:48,184 INFO L226 Difference]: Without dead ends: 427093 [2019-10-07 07:23:48,784 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-07 07:23:49,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427093 states. [2019-10-07 07:24:19,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427093 to 426860. [2019-10-07 07:24:19,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426860 states. [2019-10-07 07:24:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426860 states to 426860 states and 537737 transitions. [2019-10-07 07:24:21,286 INFO L78 Accepts]: Start accepts. Automaton has 426860 states and 537737 transitions. Word has length 210 [2019-10-07 07:24:21,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:24:21,287 INFO L462 AbstractCegarLoop]: Abstraction has 426860 states and 537737 transitions. [2019-10-07 07:24:21,287 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:24:21,287 INFO L276 IsEmpty]: Start isEmpty. Operand 426860 states and 537737 transitions. [2019-10-07 07:24:21,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-10-07 07:24:21,291 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:24:21,291 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 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] [2019-10-07 07:24:21,292 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:24:21,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:24:21,292 INFO L82 PathProgramCache]: Analyzing trace with hash -1950080897, now seen corresponding path program 1 times [2019-10-07 07:24:21,292 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:24:21,292 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:24:21,292 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:24:21,292 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:24:21,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:24:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:24:21,536 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 771 trivial. 0 not checked. [2019-10-07 07:24:21,537 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:24:21,537 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:24:21,537 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:24:21,539 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:24:21,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:24:21,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:24:21,539 INFO L87 Difference]: Start difference. First operand 426860 states and 537737 transitions. Second operand 5 states. [2019-10-07 07:25:11,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:25:11,096 INFO L93 Difference]: Finished difference Result 923718 states and 1164963 transitions. [2019-10-07 07:25:11,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:25:11,096 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 213 [2019-10-07 07:25:11,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:25:12,877 INFO L225 Difference]: With dead ends: 923718 [2019-10-07 07:25:12,877 INFO L226 Difference]: Without dead ends: 496912 [2019-10-07 07:25:13,595 INFO L606 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 [2019-10-07 07:25:14,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496912 states. [2019-10-07 07:25:48,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496912 to 496679. [2019-10-07 07:25:48,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 496679 states. [2019-10-07 07:25:50,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496679 states to 496679 states and 626489 transitions. [2019-10-07 07:25:50,777 INFO L78 Accepts]: Start accepts. Automaton has 496679 states and 626489 transitions. Word has length 213 [2019-10-07 07:25:50,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:25:50,777 INFO L462 AbstractCegarLoop]: Abstraction has 496679 states and 626489 transitions. [2019-10-07 07:25:50,777 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:25:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 496679 states and 626489 transitions. [2019-10-07 07:25:50,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-10-07 07:25:50,784 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:25:50,784 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:25:50,784 INFO L410 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:25:50,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:25:50,785 INFO L82 PathProgramCache]: Analyzing trace with hash -938584320, now seen corresponding path program 1 times [2019-10-07 07:25:50,785 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:25:50,785 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:25:50,785 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:25:50,786 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:25:50,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:25:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:25:51,034 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 771 trivial. 0 not checked. [2019-10-07 07:25:51,034 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:25:51,035 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:25:51,035 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:25:51,036 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:25:51,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:25:51,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:25:51,045 INFO L87 Difference]: Start difference. First operand 496679 states and 626489 transitions. Second operand 5 states. [2019-10-07 07:26:43,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:26:43,994 INFO L93 Difference]: Finished difference Result 993915 states and 1253823 transitions. [2019-10-07 07:26:43,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:26:43,994 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 222 [2019-10-07 07:26:43,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:26:45,808 INFO L225 Difference]: With dead ends: 993915 [2019-10-07 07:26:45,809 INFO L226 Difference]: Without dead ends: 497290 [2019-10-07 07:26:46,587 INFO L606 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 [2019-10-07 07:26:47,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497290 states.