/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-syntacticLbe.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-0d686a6 [2022-07-26 14:03:28,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-26 14:03:28,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-26 14:03:28,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-26 14:03:28,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-26 14:03:28,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-26 14:03:28,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-26 14:03:28,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-26 14:03:28,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-26 14:03:28,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-26 14:03:28,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-26 14:03:28,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-26 14:03:28,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-26 14:03:28,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-26 14:03:28,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-26 14:03:28,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-26 14:03:28,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-26 14:03:28,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-26 14:03:28,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-26 14:03:28,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-26 14:03:28,729 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-26 14:03:28,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-26 14:03:28,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-26 14:03:28,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-26 14:03:28,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-26 14:03:28,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-07-26 14:03:28,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-26 14:03:28,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-26 14:03:28,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-26 14:03:28,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-26 14:03:28,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-26 14:03:28,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-26 14:03:28,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-26 14:03:28,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-26 14:03:28,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-26 14:03:28,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-26 14:03:28,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-26 14:03:28,740 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-syntacticLbe.epf [2022-07-26 14:03:28,758 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-26 14:03:28,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-26 14:03:28,759 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-26 14:03:28,759 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-26 14:03:28,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-26 14:03:28,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-26 14:03:28,760 INFO L138 SettingsManager]: * Use SBE=true [2022-07-26 14:03:28,760 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-26 14:03:28,760 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-26 14:03:28,761 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-26 14:03:28,761 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-26 14:03:28,761 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-26 14:03:28,761 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-26 14:03:28,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-26 14:03:28,761 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-26 14:03:28,761 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-26 14:03:28,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-26 14:03:28,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-26 14:03:28,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-26 14:03:28,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-26 14:03:28,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-26 14:03:28,763 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-07-26 14:03:28,764 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-26 14:03:28,764 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-26 14:03:28,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-26 14:03:28,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-26 14:03:28,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-26 14:03:28,970 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-26 14:03:28,983 INFO L275 PluginConnector]: CDTParser initialized [2022-07-26 14:03:28,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-07-26 14:03:29,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc8aa2ea3/85d00e529dc1403584832bcdd226529b/FLAG5e25239be [2022-07-26 14:03:29,652 INFO L306 CDTParser]: Found 1 translation units. [2022-07-26 14:03:29,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-07-26 14:03:29,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc8aa2ea3/85d00e529dc1403584832bcdd226529b/FLAG5e25239be [2022-07-26 14:03:29,766 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc8aa2ea3/85d00e529dc1403584832bcdd226529b [2022-07-26 14:03:29,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-26 14:03:29,771 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-26 14:03:29,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-26 14:03:29,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-26 14:03:29,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-26 14:03:29,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 02:03:29" (1/1) ... [2022-07-26 14:03:29,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58e4a9db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:29, skipping insertion in model container [2022-07-26 14:03:29,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 02:03:29" (1/1) ... [2022-07-26 14:03:29,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-26 14:03:29,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-26 14:03:31,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-07-26 14:03:31,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 14:03:31,355 INFO L203 MainTranslator]: Completed pre-run [2022-07-26 14:03:31,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-07-26 14:03:31,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 14:03:31,647 INFO L208 MainTranslator]: Completed translation [2022-07-26 14:03:31,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31 WrapperNode [2022-07-26 14:03:31,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-26 14:03:31,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-26 14:03:31,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-26 14:03:31,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-26 14:03:31,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:31,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:31,844 INFO L137 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 6520 [2022-07-26 14:03:31,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-26 14:03:31,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-26 14:03:31,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-26 14:03:31,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-26 14:03:31,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:31,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:31,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:31,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:32,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:32,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:32,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:32,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-26 14:03:32,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-26 14:03:32,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-26 14:03:32,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-26 14:03:32,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (1/1) ... [2022-07-26 14:03:32,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 14:03:32,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 14:03:32,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 14:03:32,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-26 14:03:32,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-07-26 14:03:32,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-07-26 14:03:32,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-07-26 14:03:32,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-26 14:03:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-26 14:03:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-26 14:03:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-26 14:03:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-26 14:03:32,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-26 14:03:32,195 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-26 14:03:32,586 INFO L234 CfgBuilder]: Building ICFG [2022-07-26 14:03:32,588 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-26 14:03:36,043 INFO L275 CfgBuilder]: Performing block encoding [2022-07-26 14:03:36,071 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-26 14:03:36,071 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-26 14:03:36,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 02:03:36 BoogieIcfgContainer [2022-07-26 14:03:36,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-26 14:03:36,080 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-26 14:03:36,080 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-26 14:03:36,082 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-26 14:03:36,083 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 14:03:36,083 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.07 02:03:29" (1/3) ... [2022-07-26 14:03:36,083 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71d2d747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 02:03:36, skipping insertion in model container [2022-07-26 14:03:36,084 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 14:03:36,084 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 02:03:31" (2/3) ... [2022-07-26 14:03:36,084 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71d2d747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 02:03:36, skipping insertion in model container [2022-07-26 14:03:36,084 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 14:03:36,084 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 02:03:36" (3/3) ... [2022-07-26 14:03:36,085 INFO L322 chiAutomizerObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-07-26 14:03:37,020 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-07-26 14:03:37,195 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 11331 places, 11757 transitions, 23578 flow [2022-07-26 14:05:10,684 INFO L129 PetriNetUnfolder]: 816/22109 cut-off events. [2022-07-26 14:05:10,684 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-07-26 14:05:17,974 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22143 conditions, 22109 events. 816/22109 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 154826 event pairs, 1 based on Foata normal form. 0/21284 useless extension candidates. Maximal degree in co-relation 21502. Up to 24 conditions per place. [2022-07-26 14:05:17,975 INFO L82 GeneralOperation]: Start removeDead. Operand has 11331 places, 11757 transitions, 23578 flow [2022-07-26 14:05:27,206 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 8347 places, 8642 transitions, 17318 flow