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-spinlock_drivers-media-radio-wl128x-fm_drv.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 07:26:26,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 07:26:26,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 07:26:26,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 07:26:26,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 07:26:26,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 07:26:26,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 07:26:26,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 07:26:26,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 07:26:26,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 07:26:26,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 07:26:26,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 07:26:26,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 07:26:26,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 07:26:26,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 07:26:26,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 07:26:26,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 07:26:26,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 07:26:26,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 07:26:26,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 07:26:26,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 07:26:26,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 07:26:26,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 07:26:26,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 07:26:26,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 07:26:26,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 07:26:26,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 07:26:26,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 07:26:26,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 07:26:26,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 07:26:26,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 07:26:26,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 07:26:26,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 07:26:26,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 07:26:26,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 07:26:26,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 07:26:26,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 07:26:26,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 07:26:26,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 07:26:26,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 07:26:26,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 07:26:26,965 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 07:26:26,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 07:26:26,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 07:26:26,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 07:26:26,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 07:26:26,989 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 07:26:26,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 07:26:26,989 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 07:26:26,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 07:26:26,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 07:26:26,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 07:26:26,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 07:26:26,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 07:26:26,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 07:26:26,991 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 07:26:26,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 07:26:26,991 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 07:26:26,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 07:26:26,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 07:26:26,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 07:26:26,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 07:26:26,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 07:26:26,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 07:26:26,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 07:26:26,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 07:26:26,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 07:26:26,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 07:26:26,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 07:26:26,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 07:26:26,994 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 07:26:27,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 07:26:27,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 07:26:27,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 07:26:27,295 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 07:26:27,295 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 07:26:27,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-radio-wl128x-fm_drv.cil.i [2019-10-07 07:26:27,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ce1b0be3/daab99c8f6694658af4b4733f4c08c26/FLAG1c23b9e43 [2019-10-07 07:26:28,284 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 07:26:28,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-radio-wl128x-fm_drv.cil.i [2019-10-07 07:26:28,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ce1b0be3/daab99c8f6694658af4b4733f4c08c26/FLAG1c23b9e43 [2019-10-07 07:26:28,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ce1b0be3/daab99c8f6694658af4b4733f4c08c26 [2019-10-07 07:26:28,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 07:26:28,710 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 07:26:28,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 07:26:28,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 07:26:28,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 07:26:28,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:26:28" (1/1) ... [2019-10-07 07:26:28,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc93aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:28, skipping insertion in model container [2019-10-07 07:26:28,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:26:28" (1/1) ... [2019-10-07 07:26:28,728 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 07:26:28,913 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 07:26:32,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:26:32,882 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 07:26:33,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:26:34,252 INFO L192 MainTranslator]: Completed translation [2019-10-07 07:26:34,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34 WrapperNode [2019-10-07 07:26:34,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 07:26:34,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 07:26:34,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 07:26:34,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 07:26:34,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34" (1/1) ... [2019-10-07 07:26:34,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34" (1/1) ... [2019-10-07 07:26:34,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34" (1/1) ... [2019-10-07 07:26:34,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34" (1/1) ... [2019-10-07 07:26:34,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34" (1/1) ... [2019-10-07 07:26:34,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34" (1/1) ... [2019-10-07 07:26:34,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34" (1/1) ... [2019-10-07 07:26:34,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 07:26:34,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 07:26:34,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 07:26:34,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 07:26:34,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34" (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 07:26:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 07:26:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 07:26:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 07:26:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~int_handler_prototype~0 [2019-10-07 07:26:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:26:34,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 07:26:34,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-07 07:26:34,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:26:34,860 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 07:26:34,861 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 07:26:34,861 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 07:26:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 07:26:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 07:26:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-07 07:26:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-07 07:26:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-07 07:26:34,865 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-10-07 07:26:34,865 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 07:26:34,865 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 07:26:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-07 07:26:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-07 07:26:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-07 07:26:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-10-07 07:26:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-07 07:26:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-07 07:26:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-10-07 07:26:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2019-10-07 07:26:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_call [2019-10-07 07:26:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_call_stage [2019-10-07 07:26:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_timeout_stage [2019-10-07 07:26:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_update_region_info [2019-10-07 07:26:34,868 INFO L138 BoogieDeclarations]: Found implementation of procedure recv_tasklet [2019-10-07 07:26:34,868 INFO L138 BoogieDeclarations]: Found implementation of procedure send_tasklet [2019-10-07 07:26:34,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_send_cmd [2019-10-07 07:26:34,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_send_cmd [2019-10-07 07:26:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure check_cmdresp_status [2019-10-07 07:26:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_common_cmd_resp_helper [2019-10-07 07:26:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure int_timeout_handler [2019-10-07 07:26:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_send_flag_getcmd [2019-10-07 07:26:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_flag_getcmd_resp [2019-10-07 07:26:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_hw_malfunction [2019-10-07 07:26:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_rds_start [2019-10-07 07:26:34,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_send_rdsdata_getcmd [2019-10-07 07:26:34,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_update_af_cache [2019-10-07 07:26:34,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rdsparse_swapbytes [2019-10-07 07:26:34,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_rdsdata_getcmd_resp [2019-10-07 07:26:34,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_rds_finish [2019-10-07 07:26:34,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_tune_op_ended [2019-10-07 07:26:34,871 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_power_enb [2019-10-07 07:26:34,871 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_low_rssi_start [2019-10-07 07:26:34,871 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_set_pi [2019-10-07 07:26:34,871 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_set_pi_resp [2019-10-07 07:26:34,871 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_set_pimask [2019-10-07 07:26:34,871 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_set_pimask_resp [2019-10-07 07:26:34,871 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_setfreq [2019-10-07 07:26:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_setfreq_resp [2019-10-07 07:26:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_enableint [2019-10-07 07:26:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_enableint_resp [2019-10-07 07:26:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_start_afjump [2019-10-07 07:26:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_start_afjump_resp [2019-10-07 07:26:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_rd_freq [2019-10-07 07:26:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_afjump_rd_freq_resp [2019-10-07 07:26:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_low_rssi_finish [2019-10-07 07:26:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_send_intmsk_cmd [2019-10-07 07:26:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_handle_intmsk_cmd_resp [2019-10-07 07:26:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_is_rds_data_available [2019-10-07 07:26:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_transfer_rds_from_internal_buff [2019-10-07 07:26:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_freq [2019-10-07 07:26:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_get_freq [2019-10-07 07:26:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_region [2019-10-07 07:26:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_mute_mode [2019-10-07 07:26:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_stereo_mono [2019-10-07 07:26:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_rds_mode [2019-10-07 07:26:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_power_down [2019-10-07 07:26:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_download_firmware [2019-10-07 07:26:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure load_default_rx_configuration [2019-10-07 07:26:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_power_up [2019-10-07 07:26:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_mode [2019-10-07 07:26:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_get_mode [2019-10-07 07:26:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_st_receive [2019-10-07 07:26:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_st_reg_comp_cb [2019-10-07 07:26:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_prepare [2019-10-07 07:26:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_release [2019-10-07 07:26:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_drv_init [2019-10-07 07:26:34,879 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_drv_exit [2019-10-07 07:26:34,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fm_drv_exit_6_2 [2019-10-07 07:26:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_fm_drv_init_6_13 [2019-10-07 07:26:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-07 07:26:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2019-10-07 07:26:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_4 [2019-10-07 07:26:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_3_6_5 [2019-10-07 07:26:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_io_instance_6_6_6 [2019-10-07 07:26:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_4_1 [2019-10-07 07:26:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_5_2 [2019-10-07 07:26:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2019-10-07 07:26:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_3_6_8 [2019-10-07 07:26:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_io_instance_6_6_9 [2019-10-07 07:26:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_6 [2019-10-07 07:26:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 07:26:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-10-07 07:26:34,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-10-07 07:26:34,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-07 07:26:34,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-10-07 07:26:34,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_v4l2_ctrl_ops_dummy_resourceless_instance_1 [2019-10-07 07:26:34,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-07 07:26:34,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-07 07:26:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-07 07:26:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_15 [2019-10-07 07:26:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-07 07:26:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-07 07:26:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-07 07:26:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-10-07 07:26:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_3 [2019-10-07 07:26:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_2_2 [2019-10-07 07:26:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_2 [2019-10-07 07:26:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 07:26:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_47 [2019-10-07 07:26:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_48 [2019-10-07 07:26:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_49 [2019-10-07 07:26:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_50 [2019-10-07 07:26:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_52 [2019-10-07 07:26:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_54 [2019-10-07 07:26:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_55 [2019-10-07 07:26:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_57 [2019-10-07 07:26:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_58 [2019-10-07 07:26:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_59 [2019-10-07 07:26:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_60 [2019-10-07 07:26:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_reset_rds_cache [2019-10-07 07:26:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_reset_station_info [2019-10-07 07:26:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_freq [2019-10-07 07:26:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_channel_spacing [2019-10-07 07:26:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_seek [2019-10-07 07:26:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_volume [2019-10-07 07:26:34,890 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_volume [2019-10-07 07:26:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_band_freq_range [2019-10-07 07:26:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_region [2019-10-07 07:26:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_region [2019-10-07 07:26:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_mute_mode [2019-10-07 07:26:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_config_rx_mute_reg [2019-10-07 07:26:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_mute_mode [2019-10-07 07:26:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rfdepend_softmute [2019-10-07 07:26:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_rfdepend_softmute [2019-10-07 07:26:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rssi_level [2019-10-07 07:26:34,896 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_rssi_threshold [2019-10-07 07:26:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rssi_threshold [2019-10-07 07:26:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_stereo_mono [2019-10-07 07:26:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_stereo_mono [2019-10-07 07:26:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_deemphasis_mode [2019-10-07 07:26:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_deemph_mode [2019-10-07 07:26:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_rds_mode [2019-10-07 07:26:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rds_mode [2019-10-07 07:26:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_rds_system [2019-10-07 07:26:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_rds_system [2019-10-07 07:26:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_af_switch [2019-10-07 07:26:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_get_af_switch [2019-10-07 07:26:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_stereo_mono [2019-10-07 07:26:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rds_text [2019-10-07 07:26:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rds_data_mode [2019-10-07 07:26:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rds_len [2019-10-07 07:26:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_rds_mode [2019-10-07 07:26:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_radio_text [2019-10-07 07:26:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_af [2019-10-07 07:26:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_region [2019-10-07 07:26:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_mute_mode [2019-10-07 07:26:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure set_audio_io [2019-10-07 07:26:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_xmit [2019-10-07 07:26:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_pwr_lvl [2019-10-07 07:26:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_preemph_filter [2019-10-07 07:26:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_get_tune_cap_val [2019-10-07 07:26:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_freq [2019-10-07 07:26:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-07 07:26:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2019-10-07 07:26:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2019-10-07 07:26:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2019-10-07 07:26:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2019-10-07 07:26:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_read [2019-10-07 07:26:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_write [2019-10-07 07:26:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_poll [2019-10-07 07:26:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_open [2019-10-07 07:26:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_release [2019-10-07 07:26:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_querycap [2019-10-07 07:26:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_g_volatile_ctrl [2019-10-07 07:26:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_s_ctrl [2019-10-07 07:26:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_g_audio [2019-10-07 07:26:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_audio [2019-10-07 07:26:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_g_tuner [2019-10-07 07:26:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_tuner [2019-10-07 07:26:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_g_freq [2019-10-07 07:26:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_freq [2019-10-07 07:26:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_hw_freq_seek [2019-10-07 07:26:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_g_modulator [2019-10-07 07:26:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_vidioc_s_modulator [2019-10-07 07:26:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_init_video_device [2019-10-07 07:26:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_deinit_video_device [2019-10-07 07:26:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-07 07:26:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-07 07:26:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-10-07 07:26:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_17 [2019-10-07 07:26:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_18 [2019-10-07 07:26:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_21 [2019-10-07 07:26:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_24 [2019-10-07 07:26:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_25 [2019-10-07 07:26:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_26 [2019-10-07 07:26:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_27 [2019-10-07 07:26:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_28 [2019-10-07 07:26:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_29 [2019-10-07 07:26:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_30 [2019-10-07 07:26:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_31 [2019-10-07 07:26:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_32 [2019-10-07 07:26:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_33 [2019-10-07 07:26:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_34 [2019-10-07 07:26:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_4 [2019-10-07 07:26:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_3_11 [2019-10-07 07:26:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_3_2 [2019-10-07 07:26:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_14 [2019-10-07 07:26:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_5 [2019-10-07 07:26:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_v4l2_file_operations_io_instance_3 [2019-10-07 07:26:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_41 [2019-10-07 07:26:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_42 [2019-10-07 07:26:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 07:26:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 07:26:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 07:26:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 07:26:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 07:26:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 07:26:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 07:26:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 07:26:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 07:26:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 07:26:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 07:26:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 07:26:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 07:26:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 07:26:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 07:26:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 07:26:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 07:26:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 07:26:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 07:26:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 07:26:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 07:26:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 07:26:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 07:26:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 07:26:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 07:26:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 07:26:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 07:26:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 07:26:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 07:26:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 07:26:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 07:26:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 07:26:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 07:26:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 07:26:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 07:26:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-07 07:26:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-07 07:26:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-07 07:26:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 07:26:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 07:26:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 07:26:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 07:26:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 07:26:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-07 07:26:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-07 07:26:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-07 07:26:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-07 07:26:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-07 07:26:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-07 07:26:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-07 07:26:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 07:26:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-07 07:26:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-07 07:26:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-07 07:26:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-07 07:26:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-07 07:26:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-07 07:26:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-07 07:26:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-07 07:26:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 07:26:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 07:26:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 07:26:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-07 07:26:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-07 07:26:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-07 07:26:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-07 07:26:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-07 07:26:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-07 07:26:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-07 07:26:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-07 07:26:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-07 07:26:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-07 07:26:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-07 07:26:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 07:26:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-07 07:26:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-07 07:26:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-07 07:26:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 07:26:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 07:26:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-07 07:26:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 07:26:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 07:26:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 07:26:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 07:26:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2019-10-07 07:26:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-07 07:26:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-07 07:26:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-07 07:26:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-07 07:26:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-10-07 07:26:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 07:26:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 07:26:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-10-07 07:26:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __video_register_device [2019-10-07 07:26:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-07 07:26:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-07 07:26:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-07 07:26:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 07:26:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-07 07:26:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-07 07:26:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 07:26:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-07 07:26:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-07 07:26:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2019-10-07 07:26:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-07 07:26:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 07:26:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 07:26:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 07:26:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 07:26:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 07:26:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 07:26:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-07 07:26:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-07 07:26:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-07 07:26:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-07 07:26:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-07 07:26:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-07 07:26:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 07:26:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-07 07:26:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 07:26:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-07 07:26:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-07 07:26:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-07 07:26:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-10-07 07:26:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-07 07:26:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-07 07:26:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-07 07:26:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2019-10-07 07:26:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-07 07:26:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure st_register [2019-10-07 07:26:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure st_unregister [2019-10-07 07:26:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-07 07:26:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-10-07 07:26:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-10-07 07:26:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2019-10-07 07:26:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_init_class [2019-10-07 07:26:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2019-10-07 07:26:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2019-10-07 07:26:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_register [2019-10-07 07:26:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2019-10-07 07:26:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2019-10-07 07:26:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_alloc [2019-10-07 07:26:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2019-10-07 07:26:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2019-10-07 07:26:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2019-10-07 07:26:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-10-07 07:26:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 07:26:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 07:26:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 07:26:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 07:26:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 07:26:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-07 07:26:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 07:26:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 07:26:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 07:26:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 07:26:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 07:26:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 07:26:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 07:26:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 07:26:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 07:26:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-07 07:26:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 07:26:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-07 07:26:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 07:26:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 07:26:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 07:26:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-07 07:26:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-07 07:26:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 07:26:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-10-07 07:26:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-10-07 07:26:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_48 [2019-10-07 07:26:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_50 [2019-10-07 07:26:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_52 [2019-10-07 07:26:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_55 [2019-10-07 07:26:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_58 [2019-10-07 07:26:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_60 [2019-10-07 07:26:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 07:26:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 07:26:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 07:26:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 07:26:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 07:26:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 07:26:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 07:26:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 07:26:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 07:26:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 07:26:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 07:26:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 07:26:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 07:26:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 07:26:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 07:26:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 07:26:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_49 [2019-10-07 07:26:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_59 [2019-10-07 07:26:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-07 07:26:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-07 07:26:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-07 07:26:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-07 07:26:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-07 07:26:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 07:26:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 07:26:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-10-07 07:26:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-07 07:26:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2019-10-07 07:26:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-07 07:26:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-07 07:26:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-07 07:26:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_54 [2019-10-07 07:26:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-07 07:26:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_47 [2019-10-07 07:26:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_57 [2019-10-07 07:26:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-07 07:26:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-07 07:26:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-07 07:26:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-07 07:26:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-07 07:26:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-07 07:26:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-07 07:26:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 07:26:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 07:26:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-07 07:26:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2019-10-07 07:26:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-07 07:26:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-10-07 07:26:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 07:26:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-07 07:26:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-07 07:26:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-07 07:26:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-10-07 07:26:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-07 07:26:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-07 07:26:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-07 07:26:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2019-10-07 07:26:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-10-07 07:26:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-10-07 07:26:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-10-07 07:26:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-10-07 07:26:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-07 07:26:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2019-10-07 07:26:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 07:26:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_init_video_device [2019-10-07 07:26:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_deinit_video_device [2019-10-07 07:26:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_prepare [2019-10-07 07:26:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_release [2019-10-07 07:26:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_update_region_info [2019-10-07 07:26:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_send_cmd [2019-10-07 07:26:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_is_rds_data_available [2019-10-07 07:26:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_transfer_rds_from_internal_buff [2019-10-07 07:26:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_freq [2019-10-07 07:26:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_mode [2019-10-07 07:26:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_region [2019-10-07 07:26:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_mute_mode [2019-10-07 07:26:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_stereo_mono [2019-10-07 07:26:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_rds_mode [2019-10-07 07:26:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_get_freq [2019-10-07 07:26:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_get_mode [2019-10-07 07:26:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure st_register [2019-10-07 07:26:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure st_unregister [2019-10-07 07:26:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_freq [2019-10-07 07:26:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_mute_mode [2019-10-07 07:26:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_stereo_mono [2019-10-07 07:26:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_rds_mode [2019-10-07 07:26:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_volume [2019-10-07 07:26:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_rssi_threshold [2019-10-07 07:26:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_region [2019-10-07 07:26:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_reset_rds_cache [2019-10-07 07:26:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_reset_station_info [2019-10-07 07:26:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_freq [2019-10-07 07:26:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_region [2019-10-07 07:26:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_mute_mode [2019-10-07 07:26:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_stereo_mono [2019-10-07 07:26:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_rds_mode [2019-10-07 07:26:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_send_flag_getcmd [2019-10-07 07:26:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_flag_getcmd_resp [2019-10-07 07:26:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_hw_malfunction [2019-10-07 07:26:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_rds_start [2019-10-07 07:26:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_send_rdsdata_getcmd [2019-10-07 07:26:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_rdsdata_getcmd_resp [2019-10-07 07:26:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_rds_finish [2019-10-07 07:26:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_tune_op_ended [2019-10-07 07:26:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_power_enb [2019-10-07 07:26:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_low_rssi_start [2019-10-07 07:26:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_set_pi [2019-10-07 07:26:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_set_pi_resp [2019-10-07 07:26:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_set_pimask [2019-10-07 07:26:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_set_pimask_resp [2019-10-07 07:26:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_setfreq [2019-10-07 07:26:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_setfreq_resp [2019-10-07 07:26:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_enableint [2019-10-07 07:26:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_enableint_resp [2019-10-07 07:26:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_start_afjump [2019-10-07 07:26:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_start_afjump_resp [2019-10-07 07:26:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_rd_freq [2019-10-07 07:26:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_afjump_rd_freq_resp [2019-10-07 07:26:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_low_rssi_finish [2019-10-07 07:26:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_send_intmsk_cmd [2019-10-07 07:26:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_handle_intmsk_cmd_resp [2019-10-07 07:26:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_call [2019-10-07 07:26:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~int_handler_prototype~0 [2019-10-07 07:26:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_call_stage [2019-10-07 07:26:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_timeout_stage [2019-10-07 07:26:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure recv_tasklet [2019-10-07 07:26:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure send_tasklet [2019-10-07 07:26:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:26:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure fm_send_cmd [2019-10-07 07:26:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 07:26:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure check_cmdresp_status [2019-10-07 07:26:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_common_cmd_resp_helper [2019-10-07 07:26:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure int_timeout_handler [2019-10-07 07:26:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_update_af_cache [2019-10-07 07:26:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rdsparse_swapbytes [2019-10-07 07:26:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure fm_power_down [2019-10-07 07:26:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure fm_download_firmware [2019-10-07 07:26:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure load_default_rx_configuration [2019-10-07 07:26:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure fm_power_up [2019-10-07 07:26:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure fm_st_receive [2019-10-07 07:26:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure fm_st_reg_comp_cb [2019-10-07 07:26:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 07:26:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure fm_drv_init [2019-10-07 07:26:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure fm_drv_exit [2019-10-07 07:26:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fm_drv_exit_6_2 [2019-10-07 07:26:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_fm_drv_init_6_13 [2019-10-07 07:26:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-07 07:26:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2019-10-07 07:26:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_4 [2019-10-07 07:26:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_3_6_5 [2019-10-07 07:26:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_io_instance_6_6_6 [2019-10-07 07:26:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_4_1 [2019-10-07 07:26:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_5_2 [2019-10-07 07:26:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2019-10-07 07:26:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_3_6_8 [2019-10-07 07:26:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_io_instance_6_6_9 [2019-10-07 07:26:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-07 07:26:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-07 07:26:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_6 [2019-10-07 07:26:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 07:26:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-10-07 07:26:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-10-07 07:26:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-10-07 07:26:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-07 07:26:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-10-07 07:26:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_v4l2_ctrl_ops_dummy_resourceless_instance_1 [2019-10-07 07:26:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-07 07:26:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-07 07:26:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-07 07:26:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_15 [2019-10-07 07:26:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-07 07:26:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-07 07:26:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-07 07:26:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-10-07 07:26:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_3 [2019-10-07 07:26:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_14 [2019-10-07 07:26:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_5 [2019-10-07 07:26:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_2_2 [2019-10-07 07:26:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_2 [2019-10-07 07:26:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_v4l2_file_operations_io_instance_3 [2019-10-07 07:26:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 07:26:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-07 07:26:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_rds_system [2019-10-07 07:26:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_rfdepend_softmute [2019-10-07 07:26:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_deemphasis_mode [2019-10-07 07:26:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_af_switch [2019-10-07 07:26:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_seek [2019-10-07 07:26:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rds_mode [2019-10-07 07:26:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rds_system [2019-10-07 07:26:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_mute_mode [2019-10-07 07:26:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_volume [2019-10-07 07:26:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_band_freq_range [2019-10-07 07:26:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_stereo_mono [2019-10-07 07:26:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rssi_level [2019-10-07 07:26:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rssi_threshold [2019-10-07 07:26:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_rfdepend_softmute [2019-10-07 07:26:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_deemph_mode [2019-10-07 07:26:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_af_switch [2019-10-07 07:26:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_get_region [2019-10-07 07:26:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_channel_spacing [2019-10-07 07:26:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure fm_config_rx_mute_reg [2019-10-07 07:26:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-07 07:26:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_pwr_lvl [2019-10-07 07:26:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_radio_text [2019-10-07 07:26:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_af [2019-10-07 07:26:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_preemph_filter [2019-10-07 07:26:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_get_tune_cap_val [2019-10-07 07:26:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure set_rds_text [2019-10-07 07:26:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure set_rds_data_mode [2019-10-07 07:26:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure set_rds_len [2019-10-07 07:26:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure set_audio_io [2019-10-07 07:26:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure enable_xmit [2019-10-07 07:26:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 07:26:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 07:26:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-07 07:26:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-07 07:26:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 07:26:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-07 07:26:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-07 07:26:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 07:26:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-07 07:26:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-07 07:26:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-07 07:26:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_41 [2019-10-07 07:26:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_42 [2019-10-07 07:26:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2019-10-07 07:26:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure __video_register_device [2019-10-07 07:26:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2019-10-07 07:26:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2019-10-07 07:26:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_alloc [2019-10-07 07:26:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2019-10-07 07:26:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2019-10-07 07:26:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2019-10-07 07:26:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2019-10-07 07:26:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2019-10-07 07:26:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_register [2019-10-07 07:26:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2019-10-07 07:26:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_init_class [2019-10-07 07:26:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2019-10-07 07:26:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2019-10-07 07:26:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2019-10-07 07:26:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_read [2019-10-07 07:26:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_write [2019-10-07 07:26:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_poll [2019-10-07 07:26:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_open [2019-10-07 07:26:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_release [2019-10-07 07:26:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_querycap [2019-10-07 07:26:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure fm_g_volatile_ctrl [2019-10-07 07:26:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_s_ctrl [2019-10-07 07:26:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_g_audio [2019-10-07 07:26:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-07 07:26:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_audio [2019-10-07 07:26:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_g_tuner [2019-10-07 07:26:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_tuner [2019-10-07 07:26:34,984 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_g_freq [2019-10-07 07:26:34,985 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_freq [2019-10-07 07:26:34,985 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_hw_freq_seek [2019-10-07 07:26:34,985 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_g_modulator [2019-10-07 07:26:34,985 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_vidioc_s_modulator [2019-10-07 07:26:34,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_17 [2019-10-07 07:26:34,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_18 [2019-10-07 07:26:34,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_21 [2019-10-07 07:26:34,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_24 [2019-10-07 07:26:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_25 [2019-10-07 07:26:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_26 [2019-10-07 07:26:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_27 [2019-10-07 07:26:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_28 [2019-10-07 07:26:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_29 [2019-10-07 07:26:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_30 [2019-10-07 07:26:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_31 [2019-10-07 07:26:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_32 [2019-10-07 07:26:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_33 [2019-10-07 07:26:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_34 [2019-10-07 07:26:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_4 [2019-10-07 07:26:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_3_11 [2019-10-07 07:26:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_3_2 [2019-10-07 07:26:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 07:26:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 07:26:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 07:26:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 07:26:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 07:26:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 07:26:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 07:26:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 07:26:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 07:26:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 07:26:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 07:26:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 07:26:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 07:26:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 07:26:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 07:26:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 07:26:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 07:26:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 07:26:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 07:26:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 07:26:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 07:26:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 07:26:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 07:26:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 07:26:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 07:26:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 07:26:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 07:26:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 07:26:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 07:26:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 07:26:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 07:26:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 07:26:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 07:26:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 07:26:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 07:26:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:26:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 07:26:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 07:26:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 07:26:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 07:26:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-07 07:26:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-07 07:26:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-07 07:26:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 07:26:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 07:26:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 07:26:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 07:26:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 07:26:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-07 07:26:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-07 07:26:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-07 07:26:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-07 07:26:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-07 07:26:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-07 07:26:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-07 07:26:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 07:26:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-07 07:26:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-07 07:26:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-07 07:26:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-07 07:26:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-07 07:26:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-07 07:26:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-07 07:26:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-07 07:26:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 07:26:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 07:26:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 07:26:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 07:26:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 07:26:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-07 07:26:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-07 07:26:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-07 07:26:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-07 07:26:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-07 07:26:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-07 07:26:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-07 07:26:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-07 07:26:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_rds_buff_lock_of_fmdev [2019-10-07 07:26:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_resp_skb_lock_of_fmdev [2019-10-07 07:26:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-07 07:26:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-07 07:26:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-07 07:26:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 07:26:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-07 07:26:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-07 07:26:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-07 07:26:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 07:26:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-07 07:26:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 07:26:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 07:26:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 07:26:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 07:26:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 07:26:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 07:26:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 07:26:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 07:26:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 07:26:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 07:26:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 07:26:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 07:26:42,482 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-07 07:26:43,337 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 07:27:05,425 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 07:27:05,425 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-07 07:27:05,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:27:05 BoogieIcfgContainer [2019-10-07 07:27:05,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 07:27:05,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 07:27:05,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 07:27:05,434 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 07:27:05,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 07:26:28" (1/3) ... [2019-10-07 07:27:05,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@426f8d63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:27:05, skipping insertion in model container [2019-10-07 07:27:05,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:26:34" (2/3) ... [2019-10-07 07:27:05,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@426f8d63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:27:05, skipping insertion in model container [2019-10-07 07:27:05,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:27:05" (3/3) ... [2019-10-07 07:27:05,437 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-radio-wl128x-fm_drv.cil.i [2019-10-07 07:27:05,447 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 07:27:05,463 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-07 07:27:05,474 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-07 07:27:05,518 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 07:27:05,518 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 07:27:05,518 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 07:27:05,518 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 07:27:05,518 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 07:27:05,518 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 07:27:05,519 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 07:27:05,519 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 07:27:05,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states. [2019-10-07 07:27:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-10-07 07:27:05,609 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:05,610 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:27:05,612 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:05,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:05,617 INFO L82 PathProgramCache]: Analyzing trace with hash -1945199264, now seen corresponding path program 1 times [2019-10-07 07:27:05,625 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:05,625 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:05,625 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:05,625 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:05,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:06,814 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2019-10-07 07:27:06,814 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:06,815 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:06,815 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:27:06,819 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:27:06,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:27:06,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:27:06,837 INFO L87 Difference]: Start difference. First operand 2519 states. Second operand 3 states. [2019-10-07 07:27:09,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:09,627 INFO L93 Difference]: Finished difference Result 5277 states and 7342 transitions. [2019-10-07 07:27:09,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:27:09,629 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2019-10-07 07:27:09,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:09,679 INFO L225 Difference]: With dead ends: 5277 [2019-10-07 07:27:09,680 INFO L226 Difference]: Without dead ends: 3437 [2019-10-07 07:27:09,699 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 07:27:09,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3437 states. [2019-10-07 07:27:10,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3437 to 3433. [2019-10-07 07:27:10,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3433 states. [2019-10-07 07:27:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3433 states and 4537 transitions. [2019-10-07 07:27:10,087 INFO L78 Accepts]: Start accepts. Automaton has 3433 states and 4537 transitions. Word has length 174 [2019-10-07 07:27:10,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:10,092 INFO L462 AbstractCegarLoop]: Abstraction has 3433 states and 4537 transitions. [2019-10-07 07:27:10,093 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:27:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 4537 transitions. [2019-10-07 07:27:10,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-10-07 07:27:10,107 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:10,108 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:27:10,108 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:10,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:10,109 INFO L82 PathProgramCache]: Analyzing trace with hash -1091218543, now seen corresponding path program 1 times [2019-10-07 07:27:10,109 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:10,110 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:10,110 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:10,110 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:10,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:10,761 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2019-10-07 07:27:10,762 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:10,762 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:10,763 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:10,765 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:10,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:10,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:10,766 INFO L87 Difference]: Start difference. First operand 3433 states and 4537 transitions. Second operand 5 states. [2019-10-07 07:27:17,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:17,602 INFO L93 Difference]: Finished difference Result 6546 states and 8644 transitions. [2019-10-07 07:27:17,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 07:27:17,603 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 191 [2019-10-07 07:27:17,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:17,638 INFO L225 Difference]: With dead ends: 6546 [2019-10-07 07:27:17,638 INFO L226 Difference]: Without dead ends: 3169 [2019-10-07 07:27:17,665 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:17,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3169 states. [2019-10-07 07:27:17,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3169 to 3165. [2019-10-07 07:27:17,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3165 states. [2019-10-07 07:27:17,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 3165 states and 4172 transitions. [2019-10-07 07:27:17,866 INFO L78 Accepts]: Start accepts. Automaton has 3165 states and 4172 transitions. Word has length 191 [2019-10-07 07:27:17,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:17,870 INFO L462 AbstractCegarLoop]: Abstraction has 3165 states and 4172 transitions. [2019-10-07 07:27:17,870 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:17,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3165 states and 4172 transitions. [2019-10-07 07:27:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-10-07 07:27:17,877 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:17,877 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:27:17,877 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:17,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:17,878 INFO L82 PathProgramCache]: Analyzing trace with hash 198789075, now seen corresponding path program 1 times [2019-10-07 07:27:17,878 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:17,878 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:17,878 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:17,879 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:17,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:18,256 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2019-10-07 07:27:18,256 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:18,256 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:18,257 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:27:18,258 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:27:18,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:27:18,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:27:18,259 INFO L87 Difference]: Start difference. First operand 3165 states and 4172 transitions. Second operand 3 states. [2019-10-07 07:27:20,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:20,922 INFO L93 Difference]: Finished difference Result 7810 states and 10289 transitions. [2019-10-07 07:27:20,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:27:20,923 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2019-10-07 07:27:20,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:20,966 INFO L225 Difference]: With dead ends: 7810 [2019-10-07 07:27:20,966 INFO L226 Difference]: Without dead ends: 4703 [2019-10-07 07:27:20,988 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 07:27:20,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4703 states. [2019-10-07 07:27:21,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4703 to 4675. [2019-10-07 07:27:21,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4675 states. [2019-10-07 07:27:21,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4675 states to 4675 states and 6144 transitions. [2019-10-07 07:27:21,451 INFO L78 Accepts]: Start accepts. Automaton has 4675 states and 6144 transitions. Word has length 201 [2019-10-07 07:27:21,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:21,452 INFO L462 AbstractCegarLoop]: Abstraction has 4675 states and 6144 transitions. [2019-10-07 07:27:21,453 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:27:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 4675 states and 6144 transitions. [2019-10-07 07:27:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-10-07 07:27:21,461 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:21,461 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:27:21,461 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:21,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:21,462 INFO L82 PathProgramCache]: Analyzing trace with hash 1528029734, now seen corresponding path program 1 times [2019-10-07 07:27:21,462 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:21,462 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:21,462 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:21,463 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:21,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:21,894 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2019-10-07 07:27:21,894 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:21,895 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:21,896 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:27:21,897 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:27:21,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:27:21,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:27:21,898 INFO L87 Difference]: Start difference. First operand 4675 states and 6144 transitions. Second operand 3 states. [2019-10-07 07:27:24,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:24,631 INFO L93 Difference]: Finished difference Result 9838 states and 12787 transitions. [2019-10-07 07:27:24,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:27:24,631 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 237 [2019-10-07 07:27:24,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:24,676 INFO L225 Difference]: With dead ends: 9838 [2019-10-07 07:27:24,677 INFO L226 Difference]: Without dead ends: 5221 [2019-10-07 07:27:24,710 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 07:27:24,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5221 states. [2019-10-07 07:27:24,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5221 to 5187. [2019-10-07 07:27:24,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5187 states. [2019-10-07 07:27:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5187 states to 5187 states and 6639 transitions. [2019-10-07 07:27:24,996 INFO L78 Accepts]: Start accepts. Automaton has 5187 states and 6639 transitions. Word has length 237 [2019-10-07 07:27:24,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:25,000 INFO L462 AbstractCegarLoop]: Abstraction has 5187 states and 6639 transitions. [2019-10-07 07:27:25,000 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:27:25,000 INFO L276 IsEmpty]: Start isEmpty. Operand 5187 states and 6639 transitions. [2019-10-07 07:27:25,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-10-07 07:27:25,005 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:25,006 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:25,006 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:25,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:25,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1588692257, now seen corresponding path program 1 times [2019-10-07 07:27:25,007 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:25,007 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:25,007 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:25,007 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:25,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:25,464 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2019-10-07 07:27:25,464 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:25,464 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:25,465 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:25,467 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:25,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:25,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:25,467 INFO L87 Difference]: Start difference. First operand 5187 states and 6639 transitions. Second operand 5 states. [2019-10-07 07:27:25,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:25,704 INFO L93 Difference]: Finished difference Result 5193 states and 6644 transitions. [2019-10-07 07:27:25,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:27:25,704 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 250 [2019-10-07 07:27:25,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:25,738 INFO L225 Difference]: With dead ends: 5193 [2019-10-07 07:27:25,739 INFO L226 Difference]: Without dead ends: 5191 [2019-10-07 07:27:25,744 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:27:25,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5191 states. [2019-10-07 07:27:26,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5191 to 5191. [2019-10-07 07:27:26,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5191 states. [2019-10-07 07:27:26,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5191 states to 5191 states and 6642 transitions. [2019-10-07 07:27:26,257 INFO L78 Accepts]: Start accepts. Automaton has 5191 states and 6642 transitions. Word has length 250 [2019-10-07 07:27:26,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:26,258 INFO L462 AbstractCegarLoop]: Abstraction has 5191 states and 6642 transitions. [2019-10-07 07:27:26,259 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:26,259 INFO L276 IsEmpty]: Start isEmpty. Operand 5191 states and 6642 transitions. [2019-10-07 07:27:26,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-10-07 07:27:26,268 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:26,269 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:26,269 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:26,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:26,270 INFO L82 PathProgramCache]: Analyzing trace with hash 147556098, now seen corresponding path program 1 times [2019-10-07 07:27:26,270 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:26,270 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:26,271 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:26,271 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:26,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:26,721 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2019-10-07 07:27:26,721 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:26,722 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:26,722 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:26,723 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:26,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:26,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:26,723 INFO L87 Difference]: Start difference. First operand 5191 states and 6642 transitions. Second operand 5 states. [2019-10-07 07:27:26,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:26,991 INFO L93 Difference]: Finished difference Result 5197 states and 6647 transitions. [2019-10-07 07:27:26,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:27:26,991 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 255 [2019-10-07 07:27:26,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:27,051 INFO L225 Difference]: With dead ends: 5197 [2019-10-07 07:27:27,051 INFO L226 Difference]: Without dead ends: 5195 [2019-10-07 07:27:27,058 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:27:27,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5195 states. [2019-10-07 07:27:27,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5195 to 5195. [2019-10-07 07:27:27,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5195 states. [2019-10-07 07:27:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5195 states to 5195 states and 6645 transitions. [2019-10-07 07:27:27,412 INFO L78 Accepts]: Start accepts. Automaton has 5195 states and 6645 transitions. Word has length 255 [2019-10-07 07:27:27,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:27,414 INFO L462 AbstractCegarLoop]: Abstraction has 5195 states and 6645 transitions. [2019-10-07 07:27:27,414 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 5195 states and 6645 transitions. [2019-10-07 07:27:27,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-10-07 07:27:27,420 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:27,420 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:27,420 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:27,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:27,421 INFO L82 PathProgramCache]: Analyzing trace with hash 2104275071, now seen corresponding path program 1 times [2019-10-07 07:27:27,422 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:27,422 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:27,422 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:27,423 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:27,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 878 trivial. 0 not checked. [2019-10-07 07:27:27,806 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:27,806 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:27,807 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:27,807 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:27,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:27,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:27,808 INFO L87 Difference]: Start difference. First operand 5195 states and 6645 transitions. Second operand 5 states. [2019-10-07 07:27:28,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:28,056 INFO L93 Difference]: Finished difference Result 5201 states and 6650 transitions. [2019-10-07 07:27:28,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:27:28,057 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 260 [2019-10-07 07:27:28,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:28,087 INFO L225 Difference]: With dead ends: 5201 [2019-10-07 07:27:28,087 INFO L226 Difference]: Without dead ends: 5199 [2019-10-07 07:27:28,093 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:27:28,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5199 states. [2019-10-07 07:27:28,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5199 to 5199. [2019-10-07 07:27:28,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5199 states. [2019-10-07 07:27:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5199 states to 5199 states and 6648 transitions. [2019-10-07 07:27:28,493 INFO L78 Accepts]: Start accepts. Automaton has 5199 states and 6648 transitions. Word has length 260 [2019-10-07 07:27:28,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:28,494 INFO L462 AbstractCegarLoop]: Abstraction has 5199 states and 6648 transitions. [2019-10-07 07:27:28,495 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:28,495 INFO L276 IsEmpty]: Start isEmpty. Operand 5199 states and 6648 transitions. [2019-10-07 07:27:28,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-10-07 07:27:28,502 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:28,503 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:28,503 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:28,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:28,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1853356830, now seen corresponding path program 1 times [2019-10-07 07:27:28,504 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:28,504 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:28,504 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:28,504 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:28,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 886 trivial. 0 not checked. [2019-10-07 07:27:29,005 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:29,005 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:29,005 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:29,006 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:29,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:29,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:29,011 INFO L87 Difference]: Start difference. First operand 5199 states and 6648 transitions. Second operand 5 states. [2019-10-07 07:27:29,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:29,275 INFO L93 Difference]: Finished difference Result 5205 states and 6653 transitions. [2019-10-07 07:27:29,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:27:29,276 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 265 [2019-10-07 07:27:29,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:29,313 INFO L225 Difference]: With dead ends: 5205 [2019-10-07 07:27:29,313 INFO L226 Difference]: Without dead ends: 5203 [2019-10-07 07:27:29,318 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:27:29,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5203 states. [2019-10-07 07:27:29,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5203 to 5203. [2019-10-07 07:27:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5203 states. [2019-10-07 07:27:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5203 states to 5203 states and 6651 transitions. [2019-10-07 07:27:29,651 INFO L78 Accepts]: Start accepts. Automaton has 5203 states and 6651 transitions. Word has length 265 [2019-10-07 07:27:29,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:29,652 INFO L462 AbstractCegarLoop]: Abstraction has 5203 states and 6651 transitions. [2019-10-07 07:27:29,652 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:29,653 INFO L276 IsEmpty]: Start isEmpty. Operand 5203 states and 6651 transitions. [2019-10-07 07:27:29,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-10-07 07:27:29,665 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:29,665 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:29,666 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:29,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:29,667 INFO L82 PathProgramCache]: Analyzing trace with hash -697430497, now seen corresponding path program 1 times [2019-10-07 07:27:29,667 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:29,667 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:29,668 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:29,668 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:29,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2019-10-07 07:27:30,153 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:30,153 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:30,154 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:30,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:30,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:30,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:30,155 INFO L87 Difference]: Start difference. First operand 5203 states and 6651 transitions. Second operand 5 states. [2019-10-07 07:27:30,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:30,437 INFO L93 Difference]: Finished difference Result 5209 states and 6656 transitions. [2019-10-07 07:27:30,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:27:30,437 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 270 [2019-10-07 07:27:30,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:30,464 INFO L225 Difference]: With dead ends: 5209 [2019-10-07 07:27:30,464 INFO L226 Difference]: Without dead ends: 5207 [2019-10-07 07:27:30,469 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:27:30,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5207 states. [2019-10-07 07:27:30,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5207 to 5207. [2019-10-07 07:27:30,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5207 states. [2019-10-07 07:27:30,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5207 states to 5207 states and 6654 transitions. [2019-10-07 07:27:30,896 INFO L78 Accepts]: Start accepts. Automaton has 5207 states and 6654 transitions. Word has length 270 [2019-10-07 07:27:30,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:30,897 INFO L462 AbstractCegarLoop]: Abstraction has 5207 states and 6654 transitions. [2019-10-07 07:27:30,897 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 5207 states and 6654 transitions. [2019-10-07 07:27:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-10-07 07:27:30,915 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:30,915 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 6, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:27:30,916 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:30,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:30,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1943358931, now seen corresponding path program 1 times [2019-10-07 07:27:30,917 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:30,917 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:30,917 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:30,918 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:30,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:31,412 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 911 trivial. 0 not checked. [2019-10-07 07:27:31,412 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:31,413 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:31,413 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:31,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:31,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:31,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:31,414 INFO L87 Difference]: Start difference. First operand 5207 states and 6654 transitions. Second operand 5 states. [2019-10-07 07:27:31,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:31,687 INFO L93 Difference]: Finished difference Result 5213 states and 6659 transitions. [2019-10-07 07:27:31,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:27:31,687 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 298 [2019-10-07 07:27:31,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:31,713 INFO L225 Difference]: With dead ends: 5213 [2019-10-07 07:27:31,713 INFO L226 Difference]: Without dead ends: 5211 [2019-10-07 07:27:31,718 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:27:31,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5211 states. [2019-10-07 07:27:31,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5211 to 5211. [2019-10-07 07:27:31,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5211 states. [2019-10-07 07:27:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5211 states to 5211 states and 6657 transitions. [2019-10-07 07:27:31,987 INFO L78 Accepts]: Start accepts. Automaton has 5211 states and 6657 transitions. Word has length 298 [2019-10-07 07:27:31,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:31,988 INFO L462 AbstractCegarLoop]: Abstraction has 5211 states and 6657 transitions. [2019-10-07 07:27:31,988 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:31,988 INFO L276 IsEmpty]: Start isEmpty. Operand 5211 states and 6657 transitions. [2019-10-07 07:27:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-10-07 07:27:31,996 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:31,997 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 7, 6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:31,997 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:31,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:31,998 INFO L82 PathProgramCache]: Analyzing trace with hash -394226753, now seen corresponding path program 1 times [2019-10-07 07:27:31,998 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:31,998 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:31,998 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:31,998 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:31,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:32,476 INFO L134 CoverageAnalysis]: Checked inductivity of 957 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 934 trivial. 0 not checked. [2019-10-07 07:27:32,477 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:32,477 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:32,477 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:32,478 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:32,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:32,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:32,479 INFO L87 Difference]: Start difference. First operand 5211 states and 6657 transitions. Second operand 5 states. [2019-10-07 07:27:32,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:32,808 INFO L93 Difference]: Finished difference Result 5245 states and 6687 transitions. [2019-10-07 07:27:32,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:27:32,808 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 280 [2019-10-07 07:27:32,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:32,834 INFO L225 Difference]: With dead ends: 5245 [2019-10-07 07:27:32,834 INFO L226 Difference]: Without dead ends: 5243 [2019-10-07 07:27:32,838 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:27:32,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5243 states. [2019-10-07 07:27:33,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5243 to 5241. [2019-10-07 07:27:33,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5241 states. [2019-10-07 07:27:33,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5241 states to 5241 states and 6684 transitions. [2019-10-07 07:27:33,099 INFO L78 Accepts]: Start accepts. Automaton has 5241 states and 6684 transitions. Word has length 280 [2019-10-07 07:27:33,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:33,099 INFO L462 AbstractCegarLoop]: Abstraction has 5241 states and 6684 transitions. [2019-10-07 07:27:33,100 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:33,100 INFO L276 IsEmpty]: Start isEmpty. Operand 5241 states and 6684 transitions. [2019-10-07 07:27:33,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-10-07 07:27:33,111 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:33,112 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:33,112 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:33,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:33,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1251868005, now seen corresponding path program 1 times [2019-10-07 07:27:33,113 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:33,113 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:33,113 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:33,113 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:33,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:33,541 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2019-10-07 07:27:33,541 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:33,542 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:33,542 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:27:33,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:27:33,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:27:33,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:27:33,543 INFO L87 Difference]: Start difference. First operand 5241 states and 6684 transitions. Second operand 3 states. [2019-10-07 07:27:34,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:34,276 INFO L93 Difference]: Finished difference Result 14578 states and 18627 transitions. [2019-10-07 07:27:34,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:27:34,276 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 293 [2019-10-07 07:27:34,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:34,329 INFO L225 Difference]: With dead ends: 14578 [2019-10-07 07:27:34,329 INFO L226 Difference]: Without dead ends: 9395 [2019-10-07 07:27:34,357 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 07:27:34,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9395 states. [2019-10-07 07:27:35,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9395 to 9280. [2019-10-07 07:27:35,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9280 states. [2019-10-07 07:27:35,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9280 states to 9280 states and 11877 transitions. [2019-10-07 07:27:35,265 INFO L78 Accepts]: Start accepts. Automaton has 9280 states and 11877 transitions. Word has length 293 [2019-10-07 07:27:35,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:35,266 INFO L462 AbstractCegarLoop]: Abstraction has 9280 states and 11877 transitions. [2019-10-07 07:27:35,266 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:27:35,266 INFO L276 IsEmpty]: Start isEmpty. Operand 9280 states and 11877 transitions. [2019-10-07 07:27:35,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2019-10-07 07:27:35,278 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:35,278 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 8, 7, 7, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:35,278 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:35,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:35,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1331054690, now seen corresponding path program 1 times [2019-10-07 07:27:35,279 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:35,279 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:35,280 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:35,280 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:35,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:35,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2019-10-07 07:27:35,672 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:35,672 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:35,673 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:27:35,674 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:27:35,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:27:35,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:27:35,675 INFO L87 Difference]: Start difference. First operand 9280 states and 11877 transitions. Second operand 3 states. [2019-10-07 07:27:38,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:38,740 INFO L93 Difference]: Finished difference Result 24799 states and 31993 transitions. [2019-10-07 07:27:38,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:27:38,741 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 334 [2019-10-07 07:27:38,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:38,832 INFO L225 Difference]: With dead ends: 24799 [2019-10-07 07:27:38,833 INFO L226 Difference]: Without dead ends: 16075 [2019-10-07 07:27:38,875 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 07:27:38,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16075 states. [2019-10-07 07:27:40,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16075 to 16071. [2019-10-07 07:27:40,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16071 states. [2019-10-07 07:27:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16071 states to 16071 states and 20741 transitions. [2019-10-07 07:27:40,207 INFO L78 Accepts]: Start accepts. Automaton has 16071 states and 20741 transitions. Word has length 334 [2019-10-07 07:27:40,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:40,208 INFO L462 AbstractCegarLoop]: Abstraction has 16071 states and 20741 transitions. [2019-10-07 07:27:40,208 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:27:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 16071 states and 20741 transitions. [2019-10-07 07:27:40,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-10-07 07:27:40,225 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:40,226 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 8, 7, 7, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:40,226 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:40,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:40,227 INFO L82 PathProgramCache]: Analyzing trace with hash -468416350, now seen corresponding path program 1 times [2019-10-07 07:27:40,228 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:40,228 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:40,228 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:40,228 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:40,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 958 trivial. 0 not checked. [2019-10-07 07:27:40,718 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:40,718 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:40,718 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:40,719 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:40,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:40,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:40,720 INFO L87 Difference]: Start difference. First operand 16071 states and 20741 transitions. Second operand 5 states. [2019-10-07 07:27:41,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:41,358 INFO L93 Difference]: Finished difference Result 16124 states and 20777 transitions. [2019-10-07 07:27:41,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:27:41,359 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 285 [2019-10-07 07:27:41,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:41,446 INFO L225 Difference]: With dead ends: 16124 [2019-10-07 07:27:41,446 INFO L226 Difference]: Without dead ends: 16120 [2019-10-07 07:27:41,457 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:27:41,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16120 states. [2019-10-07 07:27:43,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16120 to 16118. [2019-10-07 07:27:43,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16118 states. [2019-10-07 07:27:43,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16118 states to 16118 states and 20772 transitions. [2019-10-07 07:27:43,535 INFO L78 Accepts]: Start accepts. Automaton has 16118 states and 20772 transitions. Word has length 285 [2019-10-07 07:27:43,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:43,536 INFO L462 AbstractCegarLoop]: Abstraction has 16118 states and 20772 transitions. [2019-10-07 07:27:43,536 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 16118 states and 20772 transitions. [2019-10-07 07:27:43,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-10-07 07:27:43,551 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:43,551 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 9, 8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:27:43,552 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:43,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:43,554 INFO L82 PathProgramCache]: Analyzing trace with hash -811546988, now seen corresponding path program 1 times [2019-10-07 07:27:43,554 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:43,554 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:43,554 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:43,555 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:43,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:43,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 983 trivial. 0 not checked. [2019-10-07 07:27:43,962 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:43,963 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:43,963 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:43,964 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:43,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:43,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:43,964 INFO L87 Difference]: Start difference. First operand 16118 states and 20772 transitions. Second operand 5 states. [2019-10-07 07:27:44,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:44,593 INFO L93 Difference]: Finished difference Result 16118 states and 20772 transitions. [2019-10-07 07:27:44,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:27:44,594 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 313 [2019-10-07 07:27:44,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:44,664 INFO L225 Difference]: With dead ends: 16118 [2019-10-07 07:27:44,665 INFO L226 Difference]: Without dead ends: 15835 [2019-10-07 07:27:44,677 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:27:44,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15835 states. [2019-10-07 07:27:45,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15835 to 15835. [2019-10-07 07:27:45,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15835 states. [2019-10-07 07:27:45,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15835 states to 15835 states and 20431 transitions. [2019-10-07 07:27:45,663 INFO L78 Accepts]: Start accepts. Automaton has 15835 states and 20431 transitions. Word has length 313 [2019-10-07 07:27:45,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:45,663 INFO L462 AbstractCegarLoop]: Abstraction has 15835 states and 20431 transitions. [2019-10-07 07:27:45,663 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:27:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 15835 states and 20431 transitions. [2019-10-07 07:27:45,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-10-07 07:27:45,677 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:45,677 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:45,677 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:45,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:45,678 INFO L82 PathProgramCache]: Analyzing trace with hash -524279227, now seen corresponding path program 1 times [2019-10-07 07:27:45,678 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:45,678 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:45,678 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:45,678 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:45,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:46,039 INFO L134 CoverageAnalysis]: Checked inductivity of 897 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2019-10-07 07:27:46,039 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:46,041 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:46,042 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:27:46,042 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:27:46,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:27:46,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:27:46,043 INFO L87 Difference]: Start difference. First operand 15835 states and 20431 transitions. Second operand 3 states. [2019-10-07 07:27:49,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:27:49,174 INFO L93 Difference]: Finished difference Result 38299 states and 49529 transitions. [2019-10-07 07:27:49,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:27:49,174 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 305 [2019-10-07 07:27:49,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:27:49,284 INFO L225 Difference]: With dead ends: 38299 [2019-10-07 07:27:49,284 INFO L226 Difference]: Without dead ends: 23023 [2019-10-07 07:27:49,337 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 07:27:49,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23023 states. [2019-10-07 07:27:50,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23023 to 22995. [2019-10-07 07:27:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22995 states. [2019-10-07 07:27:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22995 states to 22995 states and 29701 transitions. [2019-10-07 07:27:50,652 INFO L78 Accepts]: Start accepts. Automaton has 22995 states and 29701 transitions. Word has length 305 [2019-10-07 07:27:50,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:27:50,653 INFO L462 AbstractCegarLoop]: Abstraction has 22995 states and 29701 transitions. [2019-10-07 07:27:50,653 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:27:50,653 INFO L276 IsEmpty]: Start isEmpty. Operand 22995 states and 29701 transitions. [2019-10-07 07:27:50,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-10-07 07:27:50,667 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:27:50,668 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:27:50,668 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:27:50,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:27:50,669 INFO L82 PathProgramCache]: Analyzing trace with hash -651029053, now seen corresponding path program 1 times [2019-10-07 07:27:50,669 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:27:50,669 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:50,669 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:50,669 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:27:50,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:27:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:27:51,015 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 938 trivial. 0 not checked. [2019-10-07 07:27:51,016 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:27:51,016 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:27:51,016 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:27:51,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:27:51,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:27:51,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:27:51,018 INFO L87 Difference]: Start difference. First operand 22995 states and 29701 transitions. Second operand 5 states. [2019-10-07 07:28:10,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:28:10,507 INFO L93 Difference]: Finished difference Result 58088 states and 74860 transitions. [2019-10-07 07:28:10,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:28:10,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 318 [2019-10-07 07:28:10,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:28:10,656 INFO L225 Difference]: With dead ends: 58088 [2019-10-07 07:28:10,656 INFO L226 Difference]: Without dead ends: 35151 [2019-10-07 07:28:10,717 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 07:28:10,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35151 states. [2019-10-07 07:28:12,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35151 to 35085. [2019-10-07 07:28:12,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35085 states. [2019-10-07 07:28:12,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35085 states to 35085 states and 45095 transitions. [2019-10-07 07:28:12,371 INFO L78 Accepts]: Start accepts. Automaton has 35085 states and 45095 transitions. Word has length 318 [2019-10-07 07:28:12,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:28:12,372 INFO L462 AbstractCegarLoop]: Abstraction has 35085 states and 45095 transitions. [2019-10-07 07:28:12,372 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:28:12,372 INFO L276 IsEmpty]: Start isEmpty. Operand 35085 states and 45095 transitions. [2019-10-07 07:28:12,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2019-10-07 07:28:12,392 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:28:12,392 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:28:12,393 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:28:12,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:28:12,393 INFO L82 PathProgramCache]: Analyzing trace with hash 214819212, now seen corresponding path program 1 times [2019-10-07 07:28:12,393 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:28:12,393 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:28:12,394 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:28:12,394 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:28:12,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:28:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:28:13,034 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 953 trivial. 0 not checked. [2019-10-07 07:28:13,034 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:28:13,041 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:28:13,042 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:28:13,043 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:28:13,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:28:13,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:28:13,044 INFO L87 Difference]: Start difference. First operand 35085 states and 45095 transitions. Second operand 5 states. [2019-10-07 07:28:32,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:28:32,563 INFO L93 Difference]: Finished difference Result 80184 states and 103235 transitions. [2019-10-07 07:28:32,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:28:32,564 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 326 [2019-10-07 07:28:32,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:28:32,747 INFO L225 Difference]: With dead ends: 80184 [2019-10-07 07:28:32,747 INFO L226 Difference]: Without dead ends: 45157 [2019-10-07 07:28:32,863 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 07:28:32,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45157 states. [2019-10-07 07:28:36,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45157 to 45091. [2019-10-07 07:28:36,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45091 states. [2019-10-07 07:28:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45091 states to 45091 states and 58050 transitions. [2019-10-07 07:28:36,500 INFO L78 Accepts]: Start accepts. Automaton has 45091 states and 58050 transitions. Word has length 326 [2019-10-07 07:28:36,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:28:36,500 INFO L462 AbstractCegarLoop]: Abstraction has 45091 states and 58050 transitions. [2019-10-07 07:28:36,500 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:28:36,501 INFO L276 IsEmpty]: Start isEmpty. Operand 45091 states and 58050 transitions. [2019-10-07 07:28:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-10-07 07:28:36,523 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:28:36,523 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:28:36,523 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:28:36,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:28:36,524 INFO L82 PathProgramCache]: Analyzing trace with hash 2143638196, now seen corresponding path program 1 times [2019-10-07 07:28:36,524 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:28:36,524 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:28:36,524 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:28:36,525 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:28:36,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:28:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:28:36,872 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 919 trivial. 0 not checked. [2019-10-07 07:28:36,872 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:28:36,873 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:28:36,873 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:28:36,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:28:36,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:28:36,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:28:36,874 INFO L87 Difference]: Start difference. First operand 45091 states and 58050 transitions. Second operand 5 states. [2019-10-07 07:28:41,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:28:41,735 INFO L93 Difference]: Finished difference Result 103421 states and 133314 transitions. [2019-10-07 07:28:41,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 07:28:41,735 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 328 [2019-10-07 07:28:41,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:28:42,024 INFO L225 Difference]: With dead ends: 103421 [2019-10-07 07:28:42,024 INFO L226 Difference]: Without dead ends: 59031 [2019-10-07 07:28:42,143 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:28:42,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59031 states. [2019-10-07 07:28:46,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59031 to 58947. [2019-10-07 07:28:46,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58947 states. [2019-10-07 07:28:47,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58947 states to 58947 states and 75962 transitions. [2019-10-07 07:28:47,022 INFO L78 Accepts]: Start accepts. Automaton has 58947 states and 75962 transitions. Word has length 328 [2019-10-07 07:28:47,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:28:47,023 INFO L462 AbstractCegarLoop]: Abstraction has 58947 states and 75962 transitions. [2019-10-07 07:28:47,023 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:28:47,023 INFO L276 IsEmpty]: Start isEmpty. Operand 58947 states and 75962 transitions. [2019-10-07 07:28:47,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-10-07 07:28:47,046 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:28:47,047 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:28:47,047 INFO L410 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:28:47,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:28:47,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1548453607, now seen corresponding path program 1 times [2019-10-07 07:28:47,048 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:28:47,048 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:28:47,048 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:28:47,048 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:28:47,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:28:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:28:47,390 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 949 trivial. 0 not checked. [2019-10-07 07:28:47,390 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:28:47,391 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 07:28:47,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:28:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:28:49,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 6168 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-07 07:28:49,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 07:28:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2019-10-07 07:28:49,275 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 07:28:49,879 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 949 trivial. 0 not checked. [2019-10-07 07:28:49,879 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 07:28:49,879 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 10 [2019-10-07 07:28:49,880 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:28:49,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:28:49,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-10-07 07:28:49,881 INFO L87 Difference]: Start difference. First operand 58947 states and 75962 transitions. Second operand 5 states. [2019-10-07 07:29:11,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:29:11,704 INFO L93 Difference]: Finished difference Result 130486 states and 168618 transitions. [2019-10-07 07:29:11,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:29:11,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 332 [2019-10-07 07:29:11,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:29:12,257 INFO L225 Difference]: With dead ends: 130486 [2019-10-07 07:29:12,257 INFO L226 Difference]: Without dead ends: 71597 [2019-10-07 07:29:12,516 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 671 GetRequests, 660 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-07 07:29:12,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71597 states. [2019-10-07 07:29:19,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71597 to 71449. [2019-10-07 07:29:19,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71449 states. [2019-10-07 07:29:19,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71449 states to 71449 states and 92240 transitions. [2019-10-07 07:29:19,522 INFO L78 Accepts]: Start accepts. Automaton has 71449 states and 92240 transitions. Word has length 332 [2019-10-07 07:29:19,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:29:19,522 INFO L462 AbstractCegarLoop]: Abstraction has 71449 states and 92240 transitions. [2019-10-07 07:29:19,523 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:29:19,523 INFO L276 IsEmpty]: Start isEmpty. Operand 71449 states and 92240 transitions. [2019-10-07 07:29:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-10-07 07:29:19,560 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:29:19,563 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:29:19,776 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:29:19,777 INFO L410 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:29:19,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:29:19,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1681140177, now seen corresponding path program 1 times [2019-10-07 07:29:19,778 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:29:19,778 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:29:19,779 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:29:19,779 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:29:19,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:29:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:29:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 919 trivial. 0 not checked. [2019-10-07 07:29:20,787 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:29:20,788 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:29:20,788 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:29:20,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:29:20,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:29:20,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:29:20,790 INFO L87 Difference]: Start difference. First operand 71449 states and 92240 transitions. Second operand 5 states. [2019-10-07 07:29:26,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:29:26,661 INFO L93 Difference]: Finished difference Result 161301 states and 208262 transitions. [2019-10-07 07:29:26,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 07:29:26,661 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 329 [2019-10-07 07:29:26,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:29:27,157 INFO L225 Difference]: With dead ends: 161301 [2019-10-07 07:29:27,157 INFO L226 Difference]: Without dead ends: 89973 [2019-10-07 07:29:27,366 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:29:27,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89973 states. [2019-10-07 07:29:34,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89973 to 89869. [2019-10-07 07:29:34,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89869 states. [2019-10-07 07:29:34,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89869 states to 89869 states and 115906 transitions. [2019-10-07 07:29:34,495 INFO L78 Accepts]: Start accepts. Automaton has 89869 states and 115906 transitions. Word has length 329 [2019-10-07 07:29:34,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:29:34,496 INFO L462 AbstractCegarLoop]: Abstraction has 89869 states and 115906 transitions. [2019-10-07 07:29:34,497 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:29:34,497 INFO L276 IsEmpty]: Start isEmpty. Operand 89869 states and 115906 transitions. [2019-10-07 07:29:34,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2019-10-07 07:29:34,509 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:29:34,510 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:29:34,510 INFO L410 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:29:34,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:29:34,510 INFO L82 PathProgramCache]: Analyzing trace with hash -693485960, now seen corresponding path program 1 times [2019-10-07 07:29:34,510 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:29:34,510 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:29:34,511 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:29:34,511 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:29:34,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:29:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:29:34,987 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 931 trivial. 0 not checked. [2019-10-07 07:29:34,988 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:29:34,988 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 07:29:34,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:29:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:29:36,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 5948 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-07 07:29:36,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 07:29:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 935 trivial. 0 not checked. [2019-10-07 07:29:37,023 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 07:29:37,674 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 935 trivial. 0 not checked. [2019-10-07 07:29:37,675 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 07:29:37,675 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [6] total 12 [2019-10-07 07:29:37,681 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-07 07:29:37,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-07 07:29:37,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2019-10-07 07:29:37,682 INFO L87 Difference]: Start difference. First operand 89869 states and 115906 transitions. Second operand 8 states. [2019-10-07 07:29:42,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:29:42,953 INFO L93 Difference]: Finished difference Result 180697 states and 244756 transitions. [2019-10-07 07:29:42,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 07:29:42,954 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 325 [2019-10-07 07:29:42,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:29:43,387 INFO L225 Difference]: With dead ends: 180697 [2019-10-07 07:29:43,387 INFO L226 Difference]: Without dead ends: 90949 [2019-10-07 07:29:43,681 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 664 GetRequests, 654 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2019-10-07 07:29:43,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90949 states. [2019-10-07 07:29:51,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90949 to 90229. [2019-10-07 07:29:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90229 states. [2019-10-07 07:29:51,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90229 states to 90229 states and 116266 transitions. [2019-10-07 07:29:51,906 INFO L78 Accepts]: Start accepts. Automaton has 90229 states and 116266 transitions. Word has length 325 [2019-10-07 07:29:51,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:29:51,907 INFO L462 AbstractCegarLoop]: Abstraction has 90229 states and 116266 transitions. [2019-10-07 07:29:51,907 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-07 07:29:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 90229 states and 116266 transitions. [2019-10-07 07:29:51,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2019-10-07 07:29:51,922 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:29:51,923 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 6, 6, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:29:52,123 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:29:52,124 INFO L410 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:29:52,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:29:52,125 INFO L82 PathProgramCache]: Analyzing trace with hash -1999035974, now seen corresponding path program 1 times [2019-10-07 07:29:52,125 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:29:52,125 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:29:52,125 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:29:52,126 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:29:52,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:29:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:29:52,515 INFO L134 CoverageAnalysis]: Checked inductivity of 988 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2019-10-07 07:29:52,516 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:29:52,516 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:29:52,516 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:29:52,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:29:52,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:29:52,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:29:52,518 INFO L87 Difference]: Start difference. First operand 90229 states and 116266 transitions. Second operand 3 states. [2019-10-07 07:30:02,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:30:02,271 INFO L93 Difference]: Finished difference Result 196725 states and 252971 transitions. [2019-10-07 07:30:02,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:30:02,272 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 361 [2019-10-07 07:30:02,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:30:02,777 INFO L225 Difference]: With dead ends: 196725 [2019-10-07 07:30:02,777 INFO L226 Difference]: Without dead ends: 106617 [2019-10-07 07:30:03,016 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 07:30:03,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106617 states. [2019-10-07 07:30:07,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106617 to 106463. [2019-10-07 07:30:07,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106463 states. [2019-10-07 07:30:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106463 states to 106463 states and 136049 transitions. [2019-10-07 07:30:07,999 INFO L78 Accepts]: Start accepts. Automaton has 106463 states and 136049 transitions. Word has length 361 [2019-10-07 07:30:08,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:30:08,000 INFO L462 AbstractCegarLoop]: Abstraction has 106463 states and 136049 transitions. [2019-10-07 07:30:08,000 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:30:08,000 INFO L276 IsEmpty]: Start isEmpty. Operand 106463 states and 136049 transitions. [2019-10-07 07:30:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-10-07 07:30:08,022 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:30:08,022 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 7, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:30:08,022 INFO L410 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:30:08,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:30:08,023 INFO L82 PathProgramCache]: Analyzing trace with hash -836179735, now seen corresponding path program 1 times [2019-10-07 07:30:08,023 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:30:08,023 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:30:08,023 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:30:08,023 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:30:08,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:30:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:30:08,504 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 985 trivial. 0 not checked. [2019-10-07 07:30:08,505 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:30:08,505 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:30:08,505 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:30:08,508 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:30:08,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:30:08,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:30:08,508 INFO L87 Difference]: Start difference. First operand 106463 states and 136049 transitions. Second operand 5 states. [2019-10-07 07:30:13,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:30:13,884 INFO L93 Difference]: Finished difference Result 212805 states and 279362 transitions. [2019-10-07 07:30:13,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 07:30:13,884 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 372 [2019-10-07 07:30:13,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:30:14,358 INFO L225 Difference]: With dead ends: 212805 [2019-10-07 07:30:14,359 INFO L226 Difference]: Without dead ends: 106463 [2019-10-07 07:30:14,662 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:30:14,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106463 states. [2019-10-07 07:30:23,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106463 to 106463. [2019-10-07 07:30:23,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106463 states. [2019-10-07 07:30:23,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106463 states to 106463 states and 135917 transitions. [2019-10-07 07:30:23,750 INFO L78 Accepts]: Start accepts. Automaton has 106463 states and 135917 transitions. Word has length 372 [2019-10-07 07:30:23,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:30:23,751 INFO L462 AbstractCegarLoop]: Abstraction has 106463 states and 135917 transitions. [2019-10-07 07:30:23,751 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:30:23,751 INFO L276 IsEmpty]: Start isEmpty. Operand 106463 states and 135917 transitions. [2019-10-07 07:30:23,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2019-10-07 07:30:23,781 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:30:23,781 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 7, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:30:23,782 INFO L410 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:30:23,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:30:23,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1503170422, now seen corresponding path program 1 times [2019-10-07 07:30:23,783 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:30:23,783 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:30:23,783 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:30:23,783 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:30:23,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:30:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:30:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 981 trivial. 0 not checked. [2019-10-07 07:30:24,218 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:30:24,218 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 07:30:24,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:30:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:30:26,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 6168 conjuncts, 44 conjunts are in the unsatisfiable core [2019-10-07 07:30:26,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 07:30:26,315 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2019-10-07 07:30:26,316 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 07:30:27,059 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 981 trivial. 0 not checked. [2019-10-07 07:30:27,060 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 07:30:27,060 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6, 6] total 9 [2019-10-07 07:30:27,061 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 07:30:27,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 07:30:27,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-07 07:30:27,062 INFO L87 Difference]: Start difference. First operand 106463 states and 135917 transitions. Second operand 6 states. [2019-10-07 07:30:33,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:30:33,434 INFO L93 Difference]: Finished difference Result 106667 states and 136119 transitions. [2019-10-07 07:30:33,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:30:33,435 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 375 [2019-10-07 07:30:33,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:30:33,803 INFO L225 Difference]: With dead ends: 106667 [2019-10-07 07:30:33,803 INFO L226 Difference]: Without dead ends: 106665 [2019-10-07 07:30:33,848 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 767 GetRequests, 757 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-07 07:30:33,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106665 states. [2019-10-07 07:30:39,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106665 to 106663. [2019-10-07 07:30:39,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106663 states. [2019-10-07 07:30:39,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106663 states to 106663 states and 135997 transitions. [2019-10-07 07:30:39,683 INFO L78 Accepts]: Start accepts. Automaton has 106663 states and 135997 transitions. Word has length 375 [2019-10-07 07:30:39,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:30:39,684 INFO L462 AbstractCegarLoop]: Abstraction has 106663 states and 135997 transitions. [2019-10-07 07:30:39,684 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 07:30:39,684 INFO L276 IsEmpty]: Start isEmpty. Operand 106663 states and 135997 transitions. [2019-10-07 07:30:39,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2019-10-07 07:30:39,727 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:30:39,728 INFO L385 BasicCegarLoop]: trace histogram [20, 19, 19, 19, 7, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:30:39,940 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:30:39,941 INFO L410 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:30:39,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:30:39,942 INFO L82 PathProgramCache]: Analyzing trace with hash 548096948, now seen corresponding path program 1 times [2019-10-07 07:30:39,942 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:30:39,942 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:30:39,943 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:30:39,943 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:30:39,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:30:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:30:40,327 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 991 trivial. 0 not checked. [2019-10-07 07:30:40,327 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:30:40,328 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:30:40,328 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:30:40,328 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:30:40,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:30:40,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:30:40,329 INFO L87 Difference]: Start difference. First operand 106663 states and 135997 transitions. Second operand 5 states. [2019-10-07 07:30:48,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:30:48,908 INFO L93 Difference]: Finished difference Result 106665 states and 135998 transitions. [2019-10-07 07:30:48,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:30:48,908 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 395 [2019-10-07 07:30:48,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:30:49,442 INFO L225 Difference]: With dead ends: 106665 [2019-10-07 07:30:49,442 INFO L226 Difference]: Without dead ends: 106663 [2019-10-07 07:30:49,497 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 07:30:49,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106663 states. [2019-10-07 07:30:54,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106663 to 106663. [2019-10-07 07:30:54,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106663 states. [2019-10-07 07:30:54,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106663 states to 106663 states and 135877 transitions. [2019-10-07 07:30:54,567 INFO L78 Accepts]: Start accepts. Automaton has 106663 states and 135877 transitions. Word has length 395 [2019-10-07 07:30:54,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:30:54,568 INFO L462 AbstractCegarLoop]: Abstraction has 106663 states and 135877 transitions. [2019-10-07 07:30:54,568 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:30:54,568 INFO L276 IsEmpty]: Start isEmpty. Operand 106663 states and 135877 transitions. [2019-10-07 07:30:54,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2019-10-07 07:30:54,637 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:30:54,637 INFO L385 BasicCegarLoop]: trace histogram [24, 24, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:30:54,637 INFO L410 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:30:54,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:30:54,638 INFO L82 PathProgramCache]: Analyzing trace with hash -1517214737, now seen corresponding path program 1 times [2019-10-07 07:30:54,638 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:30:54,638 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:30:54,638 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:30:54,639 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:30:54,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:30:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:30:55,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2303 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2293 trivial. 0 not checked. [2019-10-07 07:30:55,183 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:30:55,183 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 07:30:55,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:30:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:30:57,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 7074 conjuncts, 40 conjunts are in the unsatisfiable core [2019-10-07 07:30:57,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 07:30:58,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2303 backedges. 380 proven. 128 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2019-10-07 07:30:58,172 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 07:30:59,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2303 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2293 trivial. 0 not checked. [2019-10-07 07:30:59,302 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 07:30:59,303 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6, 6] total 9 [2019-10-07 07:30:59,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 07:30:59,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 07:30:59,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-07 07:30:59,305 INFO L87 Difference]: Start difference. First operand 106663 states and 135877 transitions. Second operand 6 states. [2019-10-07 07:31:07,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:31:07,612 INFO L93 Difference]: Finished difference Result 106663 states and 135877 transitions. [2019-10-07 07:31:07,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:31:07,613 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 540 [2019-10-07 07:31:07,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:31:08,033 INFO L225 Difference]: With dead ends: 106663 [2019-10-07 07:31:08,033 INFO L226 Difference]: Without dead ends: 106661 [2019-10-07 07:31:08,084 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 1096 GetRequests, 1086 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-07 07:31:08,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106661 states. [2019-10-07 07:31:12,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106661 to 106661. [2019-10-07 07:31:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106661 states. [2019-10-07 07:31:13,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106661 states to 106661 states and 135826 transitions. [2019-10-07 07:31:13,200 INFO L78 Accepts]: Start accepts. Automaton has 106661 states and 135826 transitions. Word has length 540 [2019-10-07 07:31:13,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:31:13,200 INFO L462 AbstractCegarLoop]: Abstraction has 106661 states and 135826 transitions. [2019-10-07 07:31:13,201 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 07:31:13,201 INFO L276 IsEmpty]: Start isEmpty. Operand 106661 states and 135826 transitions. [2019-10-07 07:31:13,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2019-10-07 07:31:13,285 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:31:13,286 INFO L385 BasicCegarLoop]: trace histogram [25, 25, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:31:13,489 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:31:13,490 INFO L410 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:31:13,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:31:13,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1159822622, now seen corresponding path program 1 times [2019-10-07 07:31:13,491 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:31:13,491 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:31:13,492 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:31:13,492 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:31:13,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:31:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:31:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2375 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2375 trivial. 0 not checked. [2019-10-07 07:31:13,982 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:31:13,982 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:31:13,982 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:31:13,983 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:31:13,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:31:13,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:31:13,983 INFO L87 Difference]: Start difference. First operand 106661 states and 135826 transitions. Second operand 5 states. [2019-10-07 07:31:20,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:31:20,395 INFO L93 Difference]: Finished difference Result 106661 states and 135826 transitions. [2019-10-07 07:31:20,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:31:20,396 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 561 [2019-10-07 07:31:20,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:31:20,408 INFO L225 Difference]: With dead ends: 106661 [2019-10-07 07:31:20,409 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 07:31:20,588 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 07:31:20,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 07:31:20,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 07:31:20,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 07:31:20,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 07:31:20,602 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 561 [2019-10-07 07:31:20,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:31:20,602 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 07:31:20,602 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:31:20,603 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 07:31:20,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 07:31:20,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 07:31:23,861 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 07:31:28,102 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2019-10-07 07:31:34,314 WARN L191 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 07:32:34,727 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 07:32:55,016 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 07:32:59,228 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 07:33:03,614 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-10-07 07:33:07,955 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2019-10-07 07:33:12,437 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-10-07 07:33:16,814 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 07:33:21,381 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-10-07 07:33:25,920 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 07:33:30,536 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-10-07 07:33:35,164 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-10-07 07:33:39,704 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 07:33:44,261 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-07 07:33:48,897 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2019-10-07 07:33:53,533 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-10-07 07:33:57,441 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:33:57,781 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:33:58,117 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:33:58,450 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2019-10-07 07:33:58,920 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 36 [2019-10-07 07:33:59,043 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:33:59,306 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:33:59,414 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2019-10-07 07:34:02,331 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-10-07 07:34:03,522 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 381 DAG size of output: 38 [2019-10-07 07:34:03,637 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2019-10-07 07:34:06,437 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 262 DAG size of output: 49 [2019-10-07 07:34:07,666 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:34:07,895 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:34:08,028 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:34:08,546 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:08,882 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:11,827 WARN L191 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 262 DAG size of output: 49 [2019-10-07 07:34:12,116 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2019-10-07 07:34:12,447 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:12,972 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:34:13,263 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:34:13,977 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:34:26,157 WARN L191 SmtUtils]: Spent 12.07 s on a formula simplification. DAG size of input: 519 DAG size of output: 58 [2019-10-07 07:34:27,504 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:34:28,756 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:34:31,692 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 354 DAG size of output: 41 [2019-10-07 07:34:32,023 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:33,280 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:34:35,424 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 315 DAG size of output: 82 [2019-10-07 07:34:36,062 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 35 [2019-10-07 07:34:36,667 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:36,992 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:37,217 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:34:37,364 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:34:37,604 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:34:37,951 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 38 [2019-10-07 07:34:38,290 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:38,454 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 1 [2019-10-07 07:34:38,781 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:39,419 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:34:39,520 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-10-07 07:34:40,140 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:34:40,641 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:40,964 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 36 [2019-10-07 07:34:41,407 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:42,650 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:34:43,191 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:34:43,360 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 1 [2019-10-07 07:34:43,533 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 1 [2019-10-07 07:34:43,864 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:44,182 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 1 [2019-10-07 07:34:44,635 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:45,178 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-10-07 07:34:45,603 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:45,940 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:46,286 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:46,417 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 1 [2019-10-07 07:34:47,682 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 261 DAG size of output: 43 [2019-10-07 07:34:48,952 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 261 DAG size of output: 43 [2019-10-07 07:34:49,184 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:34:49,507 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:34:50,724 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:34:52,057 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:34:52,292 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:34:53,595 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:34:53,704 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 1 [2019-10-07 07:34:55,044 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:34:59,137 WARN L191 SmtUtils]: Spent 4.08 s on a formula simplification. DAG size of input: 282 DAG size of output: 47 [2019-10-07 07:35:00,089 WARN L191 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 35 [2019-10-07 07:35:00,516 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:01,247 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:35:01,787 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:35:02,103 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:03,215 WARN L191 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 36 [2019-10-07 07:35:03,546 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:05,217 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 384 DAG size of output: 56 [2019-10-07 07:35:08,042 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 262 DAG size of output: 49 [2019-10-07 07:35:10,799 WARN L191 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 262 DAG size of output: 49 [2019-10-07 07:35:13,645 WARN L191 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 260 DAG size of output: 51 [2019-10-07 07:35:14,148 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:35:15,331 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 223 DAG size of output: 56 [2019-10-07 07:35:15,549 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:35:17,572 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 315 DAG size of output: 82 [2019-10-07 07:35:17,795 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:35:18,644 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 36 [2019-10-07 07:35:18,957 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:19,204 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:35:22,069 WARN L191 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 264 DAG size of output: 75 [2019-10-07 07:35:22,388 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:22,746 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:23,053 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:23,161 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-10-07 07:35:23,277 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 1 [2019-10-07 07:35:23,585 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:23,998 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:26,585 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 261 DAG size of output: 40 [2019-10-07 07:35:27,768 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:35:29,016 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:35:29,492 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:29,916 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 38 [2019-10-07 07:35:30,408 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:35:30,908 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:35:31,224 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:31,636 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:31,875 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 39 [2019-10-07 07:35:31,997 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:35:32,106 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 1 [2019-10-07 07:35:35,165 WARN L191 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 262 DAG size of output: 75 [2019-10-07 07:35:35,476 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:35,595 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:35:35,918 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:36,326 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2019-10-07 07:35:36,639 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:37,597 WARN L191 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 33 [2019-10-07 07:35:37,916 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:38,229 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:38,544 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:39,929 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:35:40,242 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:41,409 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:35:41,958 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 38 [2019-10-07 07:35:43,142 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:35:43,294 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:35:43,727 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 35 [2019-10-07 07:35:47,858 WARN L191 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 282 DAG size of output: 47 [2019-10-07 07:35:48,337 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:48,738 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:49,139 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:49,637 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:35:49,869 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 38 [2019-10-07 07:35:50,195 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:52,972 WARN L191 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 262 DAG size of output: 49 [2019-10-07 07:35:53,090 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 1 [2019-10-07 07:35:53,401 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:53,730 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:54,052 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:55,141 WARN L191 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 38 [2019-10-07 07:35:55,633 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:35:58,364 WARN L191 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 262 DAG size of output: 49 [2019-10-07 07:35:58,875 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:35:59,001 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:35:59,322 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:35:59,546 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 38 [2019-10-07 07:35:59,894 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:00,350 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 36 [2019-10-07 07:36:00,668 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:00,979 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 36 [2019-10-07 07:36:02,023 WARN L191 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 35 [2019-10-07 07:36:02,424 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:02,553 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:36:03,335 WARN L191 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 36 [2019-10-07 07:36:03,454 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:36:04,131 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 35 [2019-10-07 07:36:04,620 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:04,940 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:05,254 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:05,656 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:06,072 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:06,389 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:36:06,614 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 38 [2019-10-07 07:36:06,722 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2019-10-07 07:36:06,861 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 1 [2019-10-07 07:36:07,171 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:07,522 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:08,106 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:09,427 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:36:09,636 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-10-07 07:36:10,818 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:36:11,990 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:36:12,201 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 1 [2019-10-07 07:36:13,384 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:36:17,430 WARN L191 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 282 DAG size of output: 47 [2019-10-07 07:36:17,563 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 1 [2019-10-07 07:36:18,045 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:18,178 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2019-10-07 07:36:18,679 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2019-10-07 07:36:21,398 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 270 DAG size of output: 66 [2019-10-07 07:36:23,366 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 317 DAG size of output: 77 [2019-10-07 07:36:24,544 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:36:24,858 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:25,773 WARN L191 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 35 [2019-10-07 07:36:26,195 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:26,522 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 38 [2019-10-07 07:36:26,832 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:27,054 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 38 [2019-10-07 07:36:27,899 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 35 [2019-10-07 07:36:28,458 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:28,585 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:36:29,600 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 209 DAG size of output: 38 [2019-10-07 07:36:29,912 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:32,575 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 322 DAG size of output: 47 [2019-10-07 07:36:32,969 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:33,546 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:36:34,858 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 258 DAG size of output: 51 [2019-10-07 07:36:34,969 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 1 [2019-10-07 07:36:35,192 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:36:36,343 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:36:36,675 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:51,254 WARN L191 SmtUtils]: Spent 14.47 s on a formula simplification. DAG size of input: 339 DAG size of output: 117 [2019-10-07 07:36:51,566 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:54,177 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 270 DAG size of output: 66 [2019-10-07 07:36:54,570 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:54,691 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 1 [2019-10-07 07:36:54,908 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:36:55,223 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:55,634 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:36:58,632 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 324 DAG size of output: 47 [2019-10-07 07:36:59,230 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:37:00,374 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 209 DAG size of output: 38 [2019-10-07 07:37:00,577 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:37:00,887 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:04,786 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 282 DAG size of output: 47 [2019-10-07 07:37:05,092 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:05,943 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:07,121 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:37:07,443 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 38 [2019-10-07 07:37:07,573 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:37:07,774 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 1 [2019-10-07 07:37:07,999 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:37:08,114 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:37:14,350 WARN L191 SmtUtils]: Spent 6.14 s on a formula simplification. DAG size of input: 317 DAG size of output: 82 [2019-10-07 07:37:14,765 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:16,702 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 315 DAG size of output: 82 [2019-10-07 07:37:17,010 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:18,367 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 384 DAG size of output: 51 [2019-10-07 07:37:19,692 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:37:21,720 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 394 DAG size of output: 85 [2019-10-07 07:37:21,936 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:37:22,701 WARN L191 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 35 [2019-10-07 07:37:22,905 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 1 [2019-10-07 07:37:23,215 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:25,903 WARN L191 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 262 DAG size of output: 49 [2019-10-07 07:37:26,903 WARN L191 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 38 [2019-10-07 07:37:27,111 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 1 [2019-10-07 07:37:27,429 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:27,838 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:28,152 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:28,459 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:28,772 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:28,882 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 1 [2019-10-07 07:37:29,109 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-07 07:37:29,937 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:37:30,063 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 1 [2019-10-07 07:37:30,370 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:32,243 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 317 DAG size of output: 77 [2019-10-07 07:37:32,636 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:34,051 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 261 DAG size of output: 43 [2019-10-07 07:37:34,643 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 35 [2019-10-07 07:37:34,767 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 1 [2019-10-07 07:37:35,081 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:36,331 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:37:39,290 WARN L191 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 262 DAG size of output: 49 [2019-10-07 07:37:40,529 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:37:40,838 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:41,957 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 384 DAG size of output: 39 [2019-10-07 07:37:42,619 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:37:46,527 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 282 DAG size of output: 47 [2019-10-07 07:37:46,838 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:47,147 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:47,465 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:48,639 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:37:48,954 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:49,450 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:37:49,609 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 1 [2019-10-07 07:37:50,777 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2019-10-07 07:37:52,117 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 261 DAG size of output: 43 [2019-10-07 07:37:52,529 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:55,452 WARN L191 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 260 DAG size of output: 43 [2019-10-07 07:37:55,773 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:37:57,742 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 237 DAG size of output: 66 [2019-10-07 07:37:58,256 WARN L191 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 35 [2019-10-07 07:37:58,571 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:38:00,442 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 317 DAG size of output: 77 [2019-10-07 07:38:00,558 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 1 [2019-10-07 07:38:01,507 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 36 [2019-10-07 07:38:02,266 WARN L191 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 36 [2019-10-07 07:38:02,586 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:38:03,548 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 35 [2019-10-07 07:38:03,863 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:38:04,260 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:38:04,909 WARN L191 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2019-10-07 07:38:05,815 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2019-10-07 07:38:06,130 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:38:06,252 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2019-10-07 07:38:07,165 WARN L191 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 35 [2019-10-07 07:38:08,080 WARN L191 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 35 [2019-10-07 07:38:08,395 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:38:08,782 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:38:09,188 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 38 [2019-10-07 07:38:09,577 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:38:09,894 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 35 [2019-10-07 07:38:10,126 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 38