/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-semanticLbe.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-0d686a6 [2022-07-26 13:44:33,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-26 13:44:33,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-26 13:44:33,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-26 13:44:33,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-26 13:44:33,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-26 13:44:33,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-26 13:44:33,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-26 13:44:33,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-26 13:44:33,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-26 13:44:33,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-26 13:44:33,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-26 13:44:33,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-26 13:44:33,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-26 13:44:33,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-26 13:44:33,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-26 13:44:33,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-26 13:44:33,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-26 13:44:33,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-26 13:44:33,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-26 13:44:33,937 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-26 13:44:33,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-26 13:44:33,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-26 13:44:33,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-26 13:44:33,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-26 13:44:33,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-07-26 13:44:33,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-26 13:44:33,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-26 13:44:33,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-26 13:44:33,963 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf [2022-07-26 13:44:34,000 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-26 13:44:34,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-26 13:44:34,001 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-26 13:44:34,001 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-26 13:44:34,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-26 13:44:34,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-26 13:44:34,003 INFO L138 SettingsManager]: * Use SBE=true [2022-07-26 13:44:34,003 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-26 13:44:34,003 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-26 13:44:34,004 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-26 13:44:34,004 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-26 13:44:34,004 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-26 13:44:34,004 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-26 13:44:34,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-26 13:44:34,005 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-26 13:44:34,006 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-26 13:44:34,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-26 13:44:34,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-26 13:44:34,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-26 13:44:34,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-26 13:44:34,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-26 13:44:34,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-26 13:44:34,006 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-26 13:44:34,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-26 13:44:34,007 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-26 13:44:34,007 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-26 13:44:34,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-26 13:44:34,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-26 13:44:34,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-26 13:44:34,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-26 13:44:34,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-26 13:44:34,009 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-26 13:44:34,009 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-26 13:44:34,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-26 13:44:34,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-26 13:44:34,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-26 13:44:34,259 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-26 13:44:34,260 INFO L275 PluginConnector]: CDTParser initialized [2022-07-26 13:44:34,261 INFO L432 ainManager$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--spi--spi-tegra20-slink.ko.cil.i [2022-07-26 13:44:34,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f95c407/5d48b44b068a4853a519df6ccaeb9c93/FLAG7fd58f418 [2022-07-26 13:44:34,992 INFO L306 CDTParser]: Found 1 translation units. [2022-07-26 13:44:34,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2022-07-26 13:44:35,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f95c407/5d48b44b068a4853a519df6ccaeb9c93/FLAG7fd58f418 [2022-07-26 13:44:35,295 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f95c407/5d48b44b068a4853a519df6ccaeb9c93 [2022-07-26 13:44:35,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-26 13:44:35,300 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-26 13:44:35,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-26 13:44:35,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-26 13:44:35,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-26 13:44:35,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:44:35" (1/1) ... [2022-07-26 13:44:35,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dc7472b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:35, skipping insertion in model container [2022-07-26 13:44:35,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:44:35" (1/1) ... [2022-07-26 13:44:35,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-26 13:44:35,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-26 13:44:36,682 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--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2022-07-26 13:44:36,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:44:36,863 INFO L203 MainTranslator]: Completed pre-run [2022-07-26 13:44:37,136 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--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2022-07-26 13:44:37,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:44:37,234 INFO L208 MainTranslator]: Completed translation [2022-07-26 13:44:37,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37 WrapperNode [2022-07-26 13:44:37,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-26 13:44:37,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-26 13:44:37,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-26 13:44:37,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-26 13:44:37,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,552 INFO L137 Inliner]: procedures = 310, calls = 1326, calls flagged for inlining = 429, calls inlined = 677, statements flattened = 7817 [2022-07-26 13:44:37,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-26 13:44:37,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-26 13:44:37,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-26 13:44:37,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-26 13:44:37,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-26 13:44:37,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-26 13:44:37,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-26 13:44:37,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-26 13:44:37,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (1/1) ... [2022-07-26 13:44:37,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:44:37,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:44:37,949 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 13:44:37,959 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 13:44:37,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-26 13:44:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-07-26 13:44:37,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-07-26 13:44:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2022-07-26 13:44:37,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2022-07-26 13:44:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-26 13:44:37,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-26 13:44:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-26 13:44:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-26 13:44:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-26 13:44:37,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-26 13:44:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-26 13:44:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-07-26 13:44:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-26 13:44:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-26 13:44:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-26 13:44:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2022-07-26 13:44:37,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2022-07-26 13:44:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-26 13:44:37,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2022-07-26 13:44:37,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2022-07-26 13:44:37,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-26 13:44:37,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-26 13:44:37,997 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 13:44:38,601 INFO L234 CfgBuilder]: Building ICFG [2022-07-26 13:44:38,603 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-26 13:44:44,551 INFO L275 CfgBuilder]: Performing block encoding [2022-07-26 13:44:44,595 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-26 13:44:44,596 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-26 13:44:44,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:44:44 BoogieIcfgContainer [2022-07-26 13:44:44,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-26 13:44:44,606 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-26 13:44:44,606 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-26 13:44:44,609 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-26 13:44:44,610 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:44:44,610 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.07 01:44:35" (1/3) ... [2022-07-26 13:44:44,611 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1eaf4b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:44:44, skipping insertion in model container [2022-07-26 13:44:44,611 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:44:44,611 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:44:37" (2/3) ... [2022-07-26 13:44:44,611 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1eaf4b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:44:44, skipping insertion in model container [2022-07-26 13:44:44,611 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:44:44,612 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:44:44" (3/3) ... [2022-07-26 13:44:44,613 INFO L322 chiAutomizerObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2022-07-26 13:44:45,892 INFO L144 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2022-07-26 13:44:46,137 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 13786 places, 14484 transitions, 29043 flow [2022-07-26 13:45:34,071 INFO L129 PetriNetUnfolder]: 737/15450 cut-off events. [2022-07-26 13:45:34,071 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2022-07-26 13:45:36,818 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15481 conditions, 15450 events. 737/15450 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 100646 event pairs, 0 based on Foata normal form. 0/14708 useless extension candidates. Maximal degree in co-relation 14917. Up to 14 conditions per place. [2022-07-26 13:45:36,819 INFO L82 GeneralOperation]: Start removeDead. Operand has 13786 places, 14484 transitions, 29043 flow [2022-07-26 13:45:41,348 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 9722 places, 10220 transitions, 20481 flow [2022-07-26 13:45:41,353 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-26 13:45:41,368 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 9722 places, 10220 transitions, 20481 flow [2022-07-26 13:45:41,374 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 9722 places, 10220 transitions, 20481 flow [2022-07-26 13:45:41,374 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 9722 places, 10220 transitions, 20481 flow [2022-07-26 13:46:28,768 INFO L129 PetriNetUnfolder]: 737/15450 cut-off events. [2022-07-26 13:46:28,768 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2022-07-26 13:46:31,944 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15481 conditions, 15450 events. 737/15450 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 100546 event pairs, 0 based on Foata normal form. 0/14708 useless extension candidates. Maximal degree in co-relation 14917. Up to 14 conditions per place. [2022-07-26 13:46:46,720 INFO L116 LiptonReduction]: Number of co-enabled transitions 40606458 Received shutdown request... [2022-07-26 13:47:56,304 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-26 13:47:57,505 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forcibly destroying the process [2022-07-26 13:47:57,519 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 137 [2022-07-26 13:47:57,520 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Not enough levels on assertion stack at de.uni_freiburg.informatik.ultimate.logic.NoopScript.pop(NoopScript.java:272) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:138) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:99) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.pop(HistoryRecordingScript.java:117) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.UndoableWrapperScript.pop(UndoableWrapperScript.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.UndoableWrapperScript.restore(UndoableWrapperScript.java:87) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:247) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition(TransFormulaUtils.java:277) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.structure.IcfgEdgeBuilder.constructSequentialComposition(IcfgEdgeBuilder.java:112) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.IcfgCompositionFactory.composeSequential(IcfgCompositionFactory.java:97) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.IcfgCompositionFactory.composeSequential(IcfgCompositionFactory.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.sequenceRule(LiptonReduction.java:314) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.(LiptonReduction.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.PetriNetLargeBlockEncoding.(PetriNetLargeBlockEncoding.java:133) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.PetriLbeInitialAbstractionProvider.getInitialAbstraction(PetriLbeInitialAbstractionProvider.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.PetriLbeInitialAbstractionProvider.getInitialAbstraction(PetriLbeInitialAbstractionProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.Petri2FiniteAutomatonAbstractionProvider$Lazy.getInitialAbstraction(Petri2FiniteAutomatonAbstractionProvider.java:196) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.Petri2FiniteAutomatonAbstractionProvider$Lazy.getInitialAbstraction(Petri2FiniteAutomatonAbstractionProvider.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiCegarLoopFactory.constructInitialAbstraction(BuchiCegarLoopFactory.java:187) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiCegarLoopFactory.createBuchiAutomatonCegarLoop(BuchiCegarLoopFactory.java:153) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiCegarLoopFactory.constructCegarLoop(BuchiCegarLoopFactory.java:121) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:331) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-26 13:47:57,522 INFO L158 Benchmark]: Toolchain (without parser) took 202221.37ms. Allocated memory was 172.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 145.3MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 5.6GB. Max. memory is 8.0GB. [2022-07-26 13:47:57,522 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 172.0MB. Free memory was 135.5MB in the beginning and 135.4MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-07-26 13:47:57,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1933.90ms. Allocated memory was 172.0MB in the beginning and 206.6MB in the end (delta: 34.6MB). Free memory was 144.9MB in the beginning and 107.3MB in the end (delta: 37.6MB). Peak memory consumption was 76.7MB. Max. memory is 8.0GB. [2022-07-26 13:47:57,523 INFO L158 Benchmark]: Boogie Procedure Inliner took 317.46ms. Allocated memory is still 206.6MB. Free memory was 107.3MB in the beginning and 121.2MB in the end (delta: -13.8MB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. [2022-07-26 13:47:57,524 INFO L158 Benchmark]: Boogie Preprocessor took 366.33ms. Allocated memory was 206.6MB in the beginning and 347.1MB in the end (delta: 140.5MB). Free memory was 120.9MB in the beginning and 268.8MB in the end (delta: -147.8MB). Peak memory consumption was 72.9MB. Max. memory is 8.0GB. [2022-07-26 13:47:57,524 INFO L158 Benchmark]: RCFGBuilder took 6684.24ms. Allocated memory was 347.1MB in the beginning and 489.7MB in the end (delta: 142.6MB). Free memory was 268.8MB in the beginning and 274.6MB in the end (delta: -5.9MB). Peak memory consumption was 171.3MB. Max. memory is 8.0GB. [2022-07-26 13:47:57,525 INFO L158 Benchmark]: BuchiAutomizer took 192915.08ms. Allocated memory was 489.7MB in the beginning and 8.0GB in the end (delta: 7.5GB). Free memory was 274.6MB in the beginning and 5.1GB in the end (delta: -4.8GB). Peak memory consumption was 5.4GB. Max. memory is 8.0GB. [2022-07-26 13:47:57,528 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 172.0MB. Free memory was 135.5MB in the beginning and 135.4MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 1933.90ms. Allocated memory was 172.0MB in the beginning and 206.6MB in the end (delta: 34.6MB). Free memory was 144.9MB in the beginning and 107.3MB in the end (delta: 37.6MB). Peak memory consumption was 76.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 317.46ms. Allocated memory is still 206.6MB. Free memory was 107.3MB in the beginning and 121.2MB in the end (delta: -13.8MB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 366.33ms. Allocated memory was 206.6MB in the beginning and 347.1MB in the end (delta: 140.5MB). Free memory was 120.9MB in the beginning and 268.8MB in the end (delta: -147.8MB). Peak memory consumption was 72.9MB. Max. memory is 8.0GB. * RCFGBuilder took 6684.24ms. Allocated memory was 347.1MB in the beginning and 489.7MB in the end (delta: 142.6MB). Free memory was 268.8MB in the beginning and 274.6MB in the end (delta: -5.9MB). Peak memory consumption was 171.3MB. Max. memory is 8.0GB. * BuchiAutomizer took 192915.08ms. Allocated memory was 489.7MB in the beginning and 8.0GB in the end (delta: 7.5GB). Free memory was 274.6MB in the beginning and 5.1GB in the end (delta: -4.8GB). Peak memory consumption was 5.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: SMTLIBException: Not enough levels on assertion stack de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: SMTLIBException: Not enough levels on assertion stack: de.uni_freiburg.informatik.ultimate.logic.NoopScript.pop(NoopScript.java:272) RESULT: Ultimate could not prove your program: Toolchain returned no result. Completed graceful shutdown