./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13018d05e5180308d22b24564c440286d54746ad .............................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-31 03:39:24,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 03:39:24,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 03:39:24,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 03:39:24,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 03:39:24,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 03:39:24,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 03:39:24,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 03:39:24,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 03:39:24,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 03:39:24,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 03:39:24,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 03:39:24,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 03:39:24,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 03:39:24,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 03:39:24,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 03:39:24,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 03:39:24,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 03:39:24,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 03:39:24,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 03:39:24,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 03:39:24,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 03:39:24,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 03:39:24,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 03:39:24,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 03:39:24,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 03:39:24,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 03:39:24,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 03:39:24,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 03:39:24,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 03:39:24,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 03:39:24,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 03:39:24,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 03:39:24,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 03:39:24,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 03:39:24,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 03:39:24,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 03:39:24,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 03:39:24,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 03:39:24,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 03:39:24,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 03:39:24,211 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 03:39:24,249 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 03:39:24,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 03:39:24,250 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 03:39:24,250 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 03:39:24,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 03:39:24,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 03:39:24,252 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 03:39:24,252 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 03:39:24,253 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 03:39:24,253 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 03:39:24,254 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 03:39:24,254 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 03:39:24,254 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 03:39:24,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 03:39:24,254 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 03:39:24,255 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 03:39:24,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 03:39:24,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 03:39:24,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 03:39:24,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 03:39:24,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 03:39:24,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 03:39:24,256 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 03:39:24,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 03:39:24,256 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 03:39:24,256 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 03:39:24,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 03:39:24,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 03:39:24,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 03:39:24,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 03:39:24,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 03:39:24,258 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 03:39:24,259 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 03:39:24,259 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13018d05e5180308d22b24564c440286d54746ad [2021-08-31 03:39:24,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 03:39:24,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 03:39:24,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 03:39:24,624 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 03:39:24,625 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 03:39:24,626 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2021-08-31 03:39:24,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b504797b/e35dc257e1014a5185ab01aa4f55b17a/FLAGdf2154d59 [2021-08-31 03:39:25,214 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 03:39:25,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2021-08-31 03:39:25,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b504797b/e35dc257e1014a5185ab01aa4f55b17a/FLAGdf2154d59 [2021-08-31 03:39:25,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b504797b/e35dc257e1014a5185ab01aa4f55b17a [2021-08-31 03:39:25,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 03:39:25,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 03:39:25,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 03:39:25,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 03:39:25,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 03:39:25,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f34491 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25, skipping insertion in model container [2021-08-31 03:39:25,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 03:39:25,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 03:39:25,764 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c[6722,6735] [2021-08-31 03:39:25,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:39:25,808 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 03:39:25,835 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c[6722,6735] [2021-08-31 03:39:25,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:39:25,895 INFO L208 MainTranslator]: Completed translation [2021-08-31 03:39:25,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25 WrapperNode [2021-08-31 03:39:25,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 03:39:25,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 03:39:25,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 03:39:25,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 03:39:25,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 03:39:25,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 03:39:25,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 03:39:25,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 03:39:25,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:25,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 03:39:25,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 03:39:25,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 03:39:25,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 03:39:25,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (1/1) ... [2021-08-31 03:39:26,004 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:39:26,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:39:26,025 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) [2021-08-31 03:39:26,031 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 [2021-08-31 03:39:26,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 03:39:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 03:39:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 03:39:26,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 03:39:26,562 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 03:39:26,565 INFO L299 CfgBuilder]: Removed 66 assume(true) statements. [2021-08-31 03:39:26,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:39:26 BoogieIcfgContainer [2021-08-31 03:39:26,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 03:39:26,569 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 03:39:26,569 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 03:39:26,572 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 03:39:26,572 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:39:26,573 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 03:39:25" (1/3) ... [2021-08-31 03:39:26,574 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2511d703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:39:26, skipping insertion in model container [2021-08-31 03:39:26,574 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:39:26,575 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:25" (2/3) ... [2021-08-31 03:39:26,575 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2511d703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:39:26, skipping insertion in model container [2021-08-31 03:39:26,575 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:39:26,575 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:39:26" (3/3) ... [2021-08-31 03:39:26,576 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product01.cil.c [2021-08-31 03:39:26,638 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 03:39:26,638 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 03:39:26,638 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 03:39:26,639 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 03:39:26,639 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 03:39:26,639 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 03:39:26,639 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 03:39:26,639 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 03:39:26,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 54 states, 53 states have (on average 1.528301886792453) internal successors, (81), 53 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 03:39:26,678 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-08-31 03:39:26,679 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:39:26,679 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:39:26,685 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 03:39:26,686 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:39:26,686 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 03:39:26,687 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 54 states, 53 states have (on average 1.528301886792453) internal successors, (81), 53 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 03:39:26,695 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-08-31 03:39:26,696 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:39:26,696 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:39:26,697 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 03:39:26,697 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:39:26,709 INFO L791 eck$LassoCheckResult]: Stem: 44#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(77, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(101, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(116, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(104, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string13.base, #t~string13.offset, 1);call write~init~int(82, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(73, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(84, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 4 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(75, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 1 + #t~string17.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(13);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string27.base, #t~string27.offset, 1);call write~init~int(80, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(117, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(109, #t~string27.base, 3 + #t~string27.offset, 1);call write~init~int(112, #t~string27.base, 4 + #t~string27.offset, 1);call write~init~int(58, #t~string27.base, 5 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 6 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string29.base, #t~string29.offset, 1);call write~init~int(110, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string31.base, #t~string31.offset, 1);call write~init~int(102, #t~string31.base, 1 + #t~string31.offset, 1);call write~init~int(102, #t~string31.base, 2 + #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 3 + #t~string31.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string33.base, #t~string33.offset, 1);call write~init~int(32, #t~string33.base, 1 + #t~string33.offset, 1);call write~init~int(0, #t~string33.base, 2 + #t~string33.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string35.base, #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 1 + #t~string35.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(30);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(9);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(30);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(25);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(30);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(9);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(25);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 36#L-1true havoc main_#res;havoc main_#t~ret7, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; 43#L252true havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; 54#L260true main_#t~ret7 := valid_product_#res;main_~tmp~0 := main_#t~ret7;havoc main_#t~ret7; 48#L132true assume 0 != main_~tmp~0; 15#L105true havoc test_#t~nondet36, test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 39#L450-1true [2021-08-31 03:39:26,709 INFO L793 eck$LassoCheckResult]: Loop: 39#L450-1true assume !false; 45#L387true assume test_~splverifierCounter~0 < 4; 22#L388true test_~tmp~1 := test_#t~nondet36;havoc test_#t~nondet36; 24#L396true assume !(0 != test_~tmp~1); 23#L396-1true test_~tmp___0~0 := test_#t~nondet37;havoc test_#t~nondet37; 35#L406true assume !(0 != test_~tmp___0~0); 41#L406-1true test_~tmp___2~0 := test_#t~nondet38;havoc test_#t~nondet38; 14#L416true assume 0 != test_~tmp___2~0; 49#L422-2true assume !(0 != ~pumpRunning~0); 5#L276true assume 0 != ~systemActive~0; 27#L283true havoc __utac_acc__Specification1_spec__1_#t~ret40, __utac_acc__Specification1_spec__1_#t~ret41, __utac_acc__Specification1_spec__1_~tmp~2, __utac_acc__Specification1_spec__1_~tmp___0~1;havoc __utac_acc__Specification1_spec__1_~tmp~2;havoc __utac_acc__Specification1_spec__1_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~1;havoc isMethaneLevelCritical_~retValue_acc~1;isMethaneLevelCritical_~retValue_acc~1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~1; 47#L193true __utac_acc__Specification1_spec__1_#t~ret40 := isMethaneLevelCritical_#res;__utac_acc__Specification1_spec__1_~tmp~2 := __utac_acc__Specification1_spec__1_#t~ret40;havoc __utac_acc__Specification1_spec__1_#t~ret40; 26#L450true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~2); 39#L450-1true [2021-08-31 03:39:26,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:39:26,716 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2021-08-31 03:39:26,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:39:26,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439916926] [2021-08-31 03:39:26,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:39:26,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:39:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:39:26,981 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:39:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:39:27,162 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:39:27,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:39:27,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1682573531, now seen corresponding path program 1 times [2021-08-31 03:39:27,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:39:27,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582981290] [2021-08-31 03:39:27,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:39:27,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:39:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:39:27,174 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:39:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:39:27,181 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:39:27,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:39:27,191 INFO L82 PathProgramCache]: Analyzing trace with hash 31705407, now seen corresponding path program 1 times [2021-08-31 03:39:27,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:39:27,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439537985] [2021-08-31 03:39:27,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:39:27,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:39:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:39:27,252 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:39:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:39:27,337 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:40:05,812 WARN L210 SmtUtils]: Spent 38.27s on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2021-08-31 03:40:45,979 WARN L210 SmtUtils]: Spent 19.63s on a formula simplification that was a NOOP. DAG size: 433 [2021-08-31 03:40:46,022 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.toString(StatisticsData.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerTimingBenchmark.toString(BuchiAutomizerTimingBenchmark.java:44) at de.uni_freiburg.informatik.ultimate.core.lib.results.StatisticsResult.getLongDescription(StatisticsResult.java:58) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.reportResult(BuchiAutomizerObserver.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:161) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) 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) [2021-08-31 03:40:46,023 INFO L158 Benchmark]: Toolchain (without parser) took 80472.18ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 31.2MB in the beginning and 64.9MB in the end (delta: -33.7MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2021-08-31 03:40:46,024 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 03:40:46,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.63ms. Allocated memory is still 54.5MB. Free memory was 30.9MB in the beginning and 26.7MB in the end (delta: 4.2MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-08-31 03:40:46,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.53ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 26.5MB in the beginning and 50.0MB in the end (delta: -23.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2021-08-31 03:40:46,026 INFO L158 Benchmark]: Boogie Preprocessor took 24.97ms. Allocated memory is still 67.1MB. Free memory was 50.0MB in the beginning and 48.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 03:40:46,026 INFO L158 Benchmark]: RCFGBuilder took 584.23ms. Allocated memory is still 67.1MB. Free memory was 48.1MB in the beginning and 32.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-08-31 03:40:46,027 INFO L158 Benchmark]: BuchiAutomizer took 79453.78ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 32.0MB in the beginning and 64.9MB in the end (delta: -32.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-08-31 03:40:46,030 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.63ms. Allocated memory is still 54.5MB. Free memory was 30.9MB in the beginning and 26.7MB in the end (delta: 4.2MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.53ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 26.5MB in the beginning and 50.0MB in the end (delta: -23.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.97ms. Allocated memory is still 67.1MB. Free memory was 50.0MB in the beginning and 48.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 584.23ms. Allocated memory is still 67.1MB. Free memory was 48.1MB in the beginning and 32.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 79453.78ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 32.0MB in the beginning and 64.9MB in the end (delta: -32.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6): de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-31 03:40:46,088 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 0 Received shutdown request...