./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product09.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_spec4_product09.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 92b6e9c68c74814d170d81479fd82dff664bcc07 ............................................................................................................................................................................................................................................................................. 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 04:02:24,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 04:02:24,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 04:02:24,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 04:02:24,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 04:02:24,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 04:02:24,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 04:02:24,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 04:02:24,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 04:02:24,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 04:02:24,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 04:02:24,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 04:02:24,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 04:02:24,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 04:02:24,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 04:02:24,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 04:02:24,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 04:02:24,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 04:02:24,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 04:02:24,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 04:02:24,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 04:02:24,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 04:02:24,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 04:02:24,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 04:02:24,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 04:02:24,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 04:02:24,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 04:02:24,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 04:02:24,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 04:02:24,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 04:02:24,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 04:02:24,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 04:02:24,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 04:02:24,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 04:02:24,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 04:02:24,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 04:02:24,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 04:02:24,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 04:02:24,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 04:02:24,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 04:02:24,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 04:02:24,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 04:02:24,694 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 04:02:24,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 04:02:24,695 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 04:02:24,695 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 04:02:24,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 04:02:24,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 04:02:24,697 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 04:02:24,697 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 04:02:24,697 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 04:02:24,697 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 04:02:24,697 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 04:02:24,697 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 04:02:24,698 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 04:02:24,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 04:02:24,698 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 04:02:24,698 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 04:02:24,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 04:02:24,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 04:02:24,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 04:02:24,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 04:02:24,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 04:02:24,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 04:02:24,699 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 04:02:24,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 04:02:24,700 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 04:02:24,700 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 04:02:24,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 04:02:24,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 04:02:24,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 04:02:24,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 04:02:24,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 04:02:24,701 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 04:02:24,702 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 04:02:24,702 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92b6e9c68c74814d170d81479fd82dff664bcc07 [2021-08-31 04:02:25,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 04:02:25,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 04:02:25,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 04:02:25,053 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 04:02:25,055 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 04:02:25,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2021-08-31 04:02:25,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a99f4c5bd/f4e75c7cdd5c442ab8a04dc3624ab1bc/FLAGccd940d3c [2021-08-31 04:02:25,572 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 04:02:25,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2021-08-31 04:02:25,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a99f4c5bd/f4e75c7cdd5c442ab8a04dc3624ab1bc/FLAGccd940d3c [2021-08-31 04:02:25,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a99f4c5bd/f4e75c7cdd5c442ab8a04dc3624ab1bc [2021-08-31 04:02:25,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 04:02:25,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 04:02:25,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 04:02:25,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 04:02:25,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 04:02:25,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:02:25" (1/1) ... [2021-08-31 04:02:25,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a0832d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:25, skipping insertion in model container [2021-08-31 04:02:25,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:02:25" (1/1) ... [2021-08-31 04:02:25,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 04:02:25,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 04:02:26,108 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_spec4_product09.cil.c[10968,10981] [2021-08-31 04:02:26,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 04:02:26,168 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 04:02:26,242 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_spec4_product09.cil.c[10968,10981] [2021-08-31 04:02:26,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 04:02:26,282 INFO L208 MainTranslator]: Completed translation [2021-08-31 04:02:26,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26 WrapperNode [2021-08-31 04:02:26,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 04:02:26,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 04:02:26,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 04:02:26,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 04:02:26,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 04:02:26,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 04:02:26,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 04:02:26,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 04:02:26,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 04:02:26,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 04:02:26,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 04:02:26,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 04:02:26,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (1/1) ... [2021-08-31 04:02:26,368 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:02:26,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:02:26,407 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 04:02:26,411 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 04:02:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 04:02:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 04:02:26,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 04:02:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 04:02:26,822 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 04:02:26,822 INFO L299 CfgBuilder]: Removed 66 assume(true) statements. [2021-08-31 04:02:26,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:02:26 BoogieIcfgContainer [2021-08-31 04:02:26,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 04:02:26,826 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 04:02:26,826 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 04:02:26,830 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 04:02:26,831 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 04:02:26,831 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 04:02:25" (1/3) ... [2021-08-31 04:02:26,832 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b94098a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 04:02:26, skipping insertion in model container [2021-08-31 04:02:26,832 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 04:02:26,832 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:26" (2/3) ... [2021-08-31 04:02:26,833 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b94098a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 04:02:26, skipping insertion in model container [2021-08-31 04:02:26,833 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 04:02:26,833 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:02:26" (3/3) ... [2021-08-31 04:02:26,834 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product09.cil.c [2021-08-31 04:02:26,887 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 04:02:26,887 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 04:02:26,887 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 04:02:26,888 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 04:02:26,888 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 04:02:26,888 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 04:02:26,888 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 04:02:26,888 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 04:02:26,900 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 04:02:26,931 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-08-31 04:02:26,931 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 04:02:26,932 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 04:02:26,937 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 04:02:26,937 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:02:26,937 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 04:02:26,937 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 04:02:26,941 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-08-31 04:02:26,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 04:02:26,941 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 04:02:26,942 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 04:02:26,942 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:02:26,948 INFO L791 eck$LassoCheckResult]: Stem: 42#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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(13);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string47.base, #t~string47.offset, 1);call write~init~int(77, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(101, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(116, #t~string47.base, 3 + #t~string47.offset, 1);call write~init~int(104, #t~string47.base, 4 + #t~string47.offset, 1);call write~init~int(58, #t~string47.base, 5 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 6 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string49.base, #t~string49.offset, 1);call write~init~int(82, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(73, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(84, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 4 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(75, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string53.base, #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 1 + #t~string53.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(80, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(117, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(109, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(112, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(110, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(102, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(102, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 3 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(32, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; 29#L-1true havoc main_#res;havoc main_#t~ret77, main_~retValue_acc~9, main_~tmp~6;havoc main_~retValue_acc~9;havoc main_~tmp~6; 25#L750true havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; 22#L758true main_#t~ret77 := valid_product_#res;main_~tmp~6 := main_#t~ret77;havoc main_#t~ret77; 40#L845true assume 0 != main_~tmp~6; 10#L822true havoc test_#t~nondet54, test_#t~nondet55, test_#t~nondet56, test_#t~nondet57, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 53#L427-1true [2021-08-31 04:02:26,948 INFO L793 eck$LassoCheckResult]: Loop: 53#L427-1true assume !false; 37#L543true assume test_~splverifierCounter~0 < 4; 28#L544true test_~tmp~4 := test_#t~nondet54;havoc test_#t~nondet54; 32#L552true assume !(0 != test_~tmp~4); 9#L552-1true test_~tmp___0~1 := test_#t~nondet55;havoc test_#t~nondet55; 12#L562true assume !(0 != test_~tmp___0~1); 51#L562-1true test_~tmp___2~0 := test_#t~nondet56;havoc test_#t~nondet56; 26#L572true assume 0 != test_~tmp___2~0; 44#L578-2true assume !(0 != ~pumpRunning~0); 23#L607true assume 0 != ~systemActive~0; 27#L614true havoc __utac_acc__Specification4_spec__1_#t~ret42, __utac_acc__Specification4_spec__1_#t~ret43, __utac_acc__Specification4_spec__1_~tmp~3, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~3;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; 4#L525true __utac_acc__Specification4_spec__1_#t~ret42 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~3 := __utac_acc__Specification4_spec__1_#t~ret42;havoc __utac_acc__Specification4_spec__1_#t~ret42; 16#L427true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~3); 53#L427-1true [2021-08-31 04:02:26,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:02:26,953 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2021-08-31 04:02:26,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:02:26,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899066007] [2021-08-31 04:02:26,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:02:26,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:02:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:02:27,191 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:02:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:02:27,374 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:02:27,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:02:27,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1682573531, now seen corresponding path program 1 times [2021-08-31 04:02:27,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:02:27,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393340126] [2021-08-31 04:02:27,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:02:27,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:02:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:02:27,382 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:02:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:02:27,388 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:02:27,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:02:27,390 INFO L82 PathProgramCache]: Analyzing trace with hash 31705407, now seen corresponding path program 1 times [2021-08-31 04:02:27,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:02:27,390 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384738034] [2021-08-31 04:02:27,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:02:27,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:02:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:02:27,454 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:02:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:02:27,500 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:03:08,273 WARN L210 SmtUtils]: Spent 40.57s on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2021-08-31 04:03:49,490 WARN L210 SmtUtils]: Spent 20.28s on a formula simplification that was a NOOP. DAG size: 433 [2021-08-31 04:03:49,555 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 04:03:49,558 INFO L158 Benchmark]: Toolchain (without parser) took 83669.82ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 42.7MB in the beginning and 58.4MB in the end (delta: -15.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-08-31 04:03:49,558 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 43.9MB in the beginning and 43.9MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 04:03:49,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.02ms. Allocated memory is still 62.9MB. Free memory was 42.6MB in the beginning and 40.1MB in the end (delta: 2.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-31 04:03:49,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.18ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 37.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-31 04:03:49,566 INFO L158 Benchmark]: Boogie Preprocessor took 22.16ms. Allocated memory is still 62.9MB. Free memory was 37.4MB in the beginning and 35.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 04:03:49,567 INFO L158 Benchmark]: RCFGBuilder took 462.60ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 35.5MB in the beginning and 58.9MB in the end (delta: -23.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2021-08-31 04:03:49,568 INFO L158 Benchmark]: BuchiAutomizer took 82730.66ms. Allocated memory is still 83.9MB. Free memory was 58.5MB in the beginning and 58.4MB in the end (delta: 51.3kB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2021-08-31 04:03:49,572 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 43.9MB in the beginning and 43.9MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.02ms. Allocated memory is still 62.9MB. Free memory was 42.6MB in the beginning and 40.1MB in the end (delta: 2.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.18ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 37.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.16ms. Allocated memory is still 62.9MB. Free memory was 37.4MB in the beginning and 35.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 462.60ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 35.5MB in the beginning and 58.9MB in the end (delta: -23.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 82730.66ms. Allocated memory is still 83.9MB. Free memory was 58.5MB in the beginning and 58.4MB in the end (delta: 51.3kB). Peak memory consumption was 42.0MB. 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 04:03:49,640 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...