./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_productSimulator.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_productSimulator.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 bb7a46e472d875a33249a5df380376743390ac30 .............................................................................................................................................................................................................................................................................................................................................. 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 04:08:11,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 04:08:11,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 04:08:11,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 04:08:11,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 04:08:11,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 04:08:11,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 04:08:11,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 04:08:11,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 04:08:11,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 04:08:11,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 04:08:11,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 04:08:11,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 04:08:11,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 04:08:11,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 04:08:11,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 04:08:11,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 04:08:11,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 04:08:11,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 04:08:11,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 04:08:11,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 04:08:11,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 04:08:11,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 04:08:11,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 04:08:11,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 04:08:11,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 04:08:11,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 04:08:11,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 04:08:11,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 04:08:11,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 04:08:11,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 04:08:11,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 04:08:11,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 04:08:11,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 04:08:11,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 04:08:11,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 04:08:11,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 04:08:11,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 04:08:11,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 04:08:11,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 04:08:11,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 04:08:11,704 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 04:08:11,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 04:08:11,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 04:08:11,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 04:08:11,739 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 04:08:11,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 04:08:11,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 04:08:11,741 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 04:08:11,741 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 04:08:11,741 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 04:08:11,741 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 04:08:11,742 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 04:08:11,742 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 04:08:11,742 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 04:08:11,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 04:08:11,743 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 04:08:11,743 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 04:08:11,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 04:08:11,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 04:08:11,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 04:08:11,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 04:08:11,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 04:08:11,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 04:08:11,752 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 04:08:11,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 04:08:11,752 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 04:08:11,752 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 04:08:11,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 04:08:11,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 04:08:11,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 04:08:11,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 04:08:11,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 04:08:11,754 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 04:08:11,755 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 04:08:11,755 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb7a46e472d875a33249a5df380376743390ac30 [2021-08-31 04:08:12,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 04:08:12,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 04:08:12,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 04:08:12,077 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 04:08:12,077 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 04:08:12,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_productSimulator.cil.c [2021-08-31 04:08:12,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecf2dfc9c/11cb18d44b9442f885dc4f88756e0ffd/FLAG4bc3bda10 [2021-08-31 04:08:12,639 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 04:08:12,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_productSimulator.cil.c [2021-08-31 04:08:12,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecf2dfc9c/11cb18d44b9442f885dc4f88756e0ffd/FLAG4bc3bda10 [2021-08-31 04:08:13,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecf2dfc9c/11cb18d44b9442f885dc4f88756e0ffd [2021-08-31 04:08:13,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 04:08:13,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 04:08:13,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 04:08:13,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 04:08:13,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 04:08:13,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67863308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13, skipping insertion in model container [2021-08-31 04:08:13,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 04:08:13,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 04:08:13,390 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_productSimulator.cil.c[9009,9022] [2021-08-31 04:08:13,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 04:08:13,450 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 04:08:13,504 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_productSimulator.cil.c[9009,9022] [2021-08-31 04:08:13,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 04:08:13,578 INFO L208 MainTranslator]: Completed translation [2021-08-31 04:08:13,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13 WrapperNode [2021-08-31 04:08:13,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 04:08:13,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 04:08:13,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 04:08:13,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 04:08:13,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 04:08:13,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 04:08:13,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 04:08:13,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 04:08:13,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 04:08:13,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 04:08:13,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 04:08:13,799 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 04:08:13,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (1/1) ... [2021-08-31 04:08:13,808 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:08:13,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:08:13,829 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 04:08:13,848 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 04:08:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 04:08:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 04:08:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 04:08:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 04:08:14,555 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 04:08:14,556 INFO L299 CfgBuilder]: Removed 900 assume(true) statements. [2021-08-31 04:08:14,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:08:14 BoogieIcfgContainer [2021-08-31 04:08:14,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 04:08:14,562 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 04:08:14,563 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 04:08:14,566 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 04:08:14,567 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 04:08:14,568 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 04:08:13" (1/3) ... [2021-08-31 04:08:14,569 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@94617ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 04:08:14, skipping insertion in model container [2021-08-31 04:08:14,569 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 04:08:14,569 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:08:13" (2/3) ... [2021-08-31 04:08:14,569 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@94617ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 04:08:14, skipping insertion in model container [2021-08-31 04:08:14,569 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 04:08:14,569 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:08:14" (3/3) ... [2021-08-31 04:08:14,571 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_productSimulator.cil.c [2021-08-31 04:08:14,630 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 04:08:14,630 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 04:08:14,630 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 04:08:14,630 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 04:08:14,630 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 04:08:14,630 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 04:08:14,631 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 04:08:14,631 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 04:08:14,662 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 467 states, 466 states have (on average 1.5686695278969958) internal successors, (731), 466 states have internal predecessors, (731), 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 04:08:14,717 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 305 [2021-08-31 04:08:14,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 04:08:14,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 04:08:14,725 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:08:14,725 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:08:14,725 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 04:08:14,726 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 467 states, 466 states have (on average 1.5686695278969958) internal successors, (731), 466 states have internal predecessors, (731), 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 04:08:14,732 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 305 [2021-08-31 04:08:14,732 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 04:08:14,732 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 04:08:14,736 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:08:14,736 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:08:14,746 INFO L791 eck$LassoCheckResult]: Stem: 454#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(38);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(21);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(21);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(30);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(25);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(13);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string75.base, #t~string75.offset, 1);call write~init~int(77, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(101, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(116, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(104, #t~string75.base, 4 + #t~string75.offset, 1);call write~init~int(58, #t~string75.base, 5 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 6 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string77.base, #t~string77.offset, 1);call write~init~int(82, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(73, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(84, #t~string77.base, 3 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 4 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string79.base, #t~string79.offset, 1);call write~init~int(75, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 2 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string81.base, #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 1 + #t~string81.offset, 1);~cleanupTimeShifts~0 := 4;~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_highWaterSensor~0 := 0;~__SELECTED_FEATURE_lowWaterSensor~0 := 0;~__SELECTED_FEATURE_methaneQuery~0 := 0;~__SELECTED_FEATURE_methaneAlarm~0 := 0;~__SELECTED_FEATURE_stopCommand~0 := 0;~__SELECTED_FEATURE_startCommand~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 385#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;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 399#L1110true havoc select_features_#t~ret83, select_features_#t~ret84, select_features_#t~ret85, select_features_#t~ret86, select_features_#t~ret87, select_features_#t~ret88;~__SELECTED_FEATURE_base~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 260#L1085true select_features_#t~ret83 := select_one_#res;~__SELECTED_FEATURE_highWaterSensor~0 := select_features_#t~ret83;havoc select_features_#t~ret83;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 461#L1085-1true select_features_#t~ret84 := select_one_#res;~__SELECTED_FEATURE_lowWaterSensor~0 := select_features_#t~ret84;havoc select_features_#t~ret84;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 186#L1085-2true select_features_#t~ret85 := select_one_#res;~__SELECTED_FEATURE_methaneQuery~0 := select_features_#t~ret85;havoc select_features_#t~ret85;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 335#L1085-3true select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_methaneAlarm~0 := select_features_#t~ret86;havoc select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 317#L1085-4true select_features_#t~ret87 := select_one_#res;~__SELECTED_FEATURE_stopCommand~0 := select_features_#t~ret87;havoc select_features_#t~ret87;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 184#L1085-5true select_features_#t~ret88 := select_one_#res;~__SELECTED_FEATURE_startCommand~0 := select_features_#t~ret88;havoc select_features_#t~ret88; 453#L1102true havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := ~__SELECTED_FEATURE_base~0;valid_product_#res := valid_product_~retValue_acc~13; 20#L1118true main_#t~ret7 := valid_product_#res;main_~tmp~0 := main_#t~ret7;havoc main_#t~ret7; 462#L132true assume 0 != main_~tmp~0; 366#L105true havoc test_#t~nondet33, test_#t~nondet34, test_#t~nondet35, test_#t~nondet36, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~3, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~3;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 233#L165-1true [2021-08-31 04:08:14,747 INFO L793 eck$LassoCheckResult]: Loop: 233#L165-1true assume !false; 299#L534true assume test_~splverifierCounter~0 < 4; 425#L535true test_~tmp~8 := test_#t~nondet33;havoc test_#t~nondet33; 268#L543true assume !(0 != test_~tmp~8); 90#L543-1true test_~tmp___0~3 := test_#t~nondet34;havoc test_#t~nondet34; 185#L553true assume !(0 != test_~tmp___0~3); 429#L553-1true test_~tmp___2~0 := test_#t~nondet35;havoc test_#t~nondet35; 176#L563true assume !(0 != test_~tmp___2~0);test_~tmp___1~0 := test_#t~nondet36;havoc test_#t~nondet36; 361#L575true assume !(0 != test_~tmp___1~0); 251#L575-1true assume !(0 != ~pumpRunning~0); 169#L199true assume !(0 != ~systemActive~0); 33#L206true havoc __utac_acc__Specification4_spec__1_#t~ret8, __utac_acc__Specification4_spec__1_#t~ret9, __utac_acc__Specification4_spec__1_~tmp~1, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; 102#L1050true __utac_acc__Specification4_spec__1_#t~ret8 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~1 := __utac_acc__Specification4_spec__1_#t~ret8;havoc __utac_acc__Specification4_spec__1_#t~ret8; 132#L165true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~1); 233#L165-1true [2021-08-31 04:08:14,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:08:14,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1125405515, now seen corresponding path program 1 times [2021-08-31 04:08:14,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:08:14,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416982977] [2021-08-31 04:08:14,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:08:14,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:08:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:14,966 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:08:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:15,150 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:08:15,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:08:15,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1299784648, now seen corresponding path program 1 times [2021-08-31 04:08:15,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:08:15,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551103118] [2021-08-31 04:08:15,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:08:15,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:08:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:15,160 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:08:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:15,166 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:08:15,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:08:15,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1167266414, now seen corresponding path program 1 times [2021-08-31 04:08:15,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:08:15,168 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028551640] [2021-08-31 04:08:15,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:08:15,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:08:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 04:08:15,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 04:08:15,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 04:08:15,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028551640] [2021-08-31 04:08:15,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028551640] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 04:08:15,360 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 04:08:15,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-31 04:08:15,360 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564216013] [2021-08-31 04:08:15,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 04:08:15,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-31 04:08:15,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-31 04:08:15,539 INFO L87 Difference]: Start difference. First operand has 467 states, 466 states have (on average 1.5686695278969958) internal successors, (731), 466 states have internal predecessors, (731), 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) Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 6 states have internal predecessors, (27), 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 04:08:18,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 04:08:18,972 INFO L93 Difference]: Finished difference Result 1427 states and 2208 transitions. [2021-08-31 04:08:18,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-31 04:08:18,977 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1427 states and 2208 transitions. [2021-08-31 04:08:18,987 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 942 [2021-08-31 04:08:18,999 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1427 states to 1399 states and 2180 transitions. [2021-08-31 04:08:19,000 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1399 [2021-08-31 04:08:19,001 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1399 [2021-08-31 04:08:19,002 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1399 states and 2180 transitions. [2021-08-31 04:08:19,007 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 04:08:19,007 INFO L681 BuchiCegarLoop]: Abstraction has 1399 states and 2180 transitions. [2021-08-31 04:08:19,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states and 2180 transitions. [2021-08-31 04:08:19,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 503. [2021-08-31 04:08:19,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 503 states, 503 states have (on average 1.5447316103379722) internal successors, (777), 502 states have internal predecessors, (777), 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 04:08:19,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 777 transitions. [2021-08-31 04:08:19,061 INFO L704 BuchiCegarLoop]: Abstraction has 503 states and 777 transitions. [2021-08-31 04:08:19,061 INFO L587 BuchiCegarLoop]: Abstraction has 503 states and 777 transitions. [2021-08-31 04:08:19,061 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-31 04:08:19,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 503 states and 777 transitions. [2021-08-31 04:08:19,064 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 336 [2021-08-31 04:08:19,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 04:08:19,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 04:08:19,065 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:08:19,065 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:08:19,066 INFO L791 eck$LassoCheckResult]: Stem: 2375#ULTIMATE.startENTRY #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(38);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(21);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(21);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(30);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(25);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(13);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string75.base, #t~string75.offset, 1);call write~init~int(77, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(101, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(116, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(104, #t~string75.base, 4 + #t~string75.offset, 1);call write~init~int(58, #t~string75.base, 5 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 6 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string77.base, #t~string77.offset, 1);call write~init~int(82, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(73, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(84, #t~string77.base, 3 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 4 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string79.base, #t~string79.offset, 1);call write~init~int(75, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 2 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string81.base, #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 1 + #t~string81.offset, 1);~cleanupTimeShifts~0 := 4;~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_highWaterSensor~0 := 0;~__SELECTED_FEATURE_lowWaterSensor~0 := 0;~__SELECTED_FEATURE_methaneQuery~0 := 0;~__SELECTED_FEATURE_methaneAlarm~0 := 0;~__SELECTED_FEATURE_stopCommand~0 := 0;~__SELECTED_FEATURE_startCommand~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 2360#L-1 havoc main_#res;havoc main_#t~ret7, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 2361#L1110 havoc select_features_#t~ret83, select_features_#t~ret84, select_features_#t~ret85, select_features_#t~ret86, select_features_#t~ret87, select_features_#t~ret88;~__SELECTED_FEATURE_base~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 2280#L1085 select_features_#t~ret83 := select_one_#res;~__SELECTED_FEATURE_highWaterSensor~0 := select_features_#t~ret83;havoc select_features_#t~ret83;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 2281#L1085-1 select_features_#t~ret84 := select_one_#res;~__SELECTED_FEATURE_lowWaterSensor~0 := select_features_#t~ret84;havoc select_features_#t~ret84;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 2214#L1085-2 select_features_#t~ret85 := select_one_#res;~__SELECTED_FEATURE_methaneQuery~0 := select_features_#t~ret85;havoc select_features_#t~ret85;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 2215#L1085-3 select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_methaneAlarm~0 := select_features_#t~ret86;havoc select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 2327#L1085-4 select_features_#t~ret87 := select_one_#res;~__SELECTED_FEATURE_stopCommand~0 := select_features_#t~ret87;havoc select_features_#t~ret87;havoc select_one_#res;havoc select_one_#t~nondet82, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet82;havoc select_one_#t~nondet82;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 2212#L1085-5 select_features_#t~ret88 := select_one_#res;~__SELECTED_FEATURE_startCommand~0 := select_features_#t~ret88;havoc select_features_#t~ret88; 2213#L1102 havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := ~__SELECTED_FEATURE_base~0;valid_product_#res := valid_product_~retValue_acc~13; 1950#L1118 main_#t~ret7 := valid_product_#res;main_~tmp~0 := main_#t~ret7;havoc main_#t~ret7; 1951#L132 assume 0 != main_~tmp~0; 2353#L105 havoc test_#t~nondet33, test_#t~nondet34, test_#t~nondet35, test_#t~nondet36, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~3, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~3;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 2140#L165-1 [2021-08-31 04:08:19,066 INFO L793 eck$LassoCheckResult]: Loop: 2140#L165-1 assume !false; 2263#L534 assume test_~splverifierCounter~0 < 4; 2309#L535 test_~tmp~8 := test_#t~nondet33;havoc test_#t~nondet33; 2286#L543 assume !(0 != test_~tmp~8); 2077#L543-1 test_~tmp___0~3 := test_#t~nondet34;havoc test_#t~nondet34; 2078#L553 assume !(0 != test_~tmp___0~3); 2013#L553-1 test_~tmp___2~0 := test_#t~nondet35;havoc test_#t~nondet35; 2203#L563 assume 0 != test_~tmp___2~0; 1946#L564 assume 0 != ~__SELECTED_FEATURE_startCommand~0;~systemActive~0 := 1; 1947#L575-1 assume !(0 != ~pumpRunning~0); 2138#L199 assume 0 != ~systemActive~0; 1975#L342 assume !(0 != ~__SELECTED_FEATURE_methaneAlarm~0); 1976#L299-2 assume !(0 != ~__SELECTED_FEATURE_lowWaterSensor~0); 2265#L256-8 assume !(0 != ~__SELECTED_FEATURE_highWaterSensor~0); 1918#L206 havoc __utac_acc__Specification4_spec__1_#t~ret8, __utac_acc__Specification4_spec__1_#t~ret9, __utac_acc__Specification4_spec__1_~tmp~1, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; 1974#L1050 __utac_acc__Specification4_spec__1_#t~ret8 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~1 := __utac_acc__Specification4_spec__1_#t~ret8;havoc __utac_acc__Specification4_spec__1_#t~ret8; 2097#L165 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~1); 2140#L165-1 [2021-08-31 04:08:19,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:08:19,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1125405515, now seen corresponding path program 2 times [2021-08-31 04:08:19,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:08:19,067 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496283946] [2021-08-31 04:08:19,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:08:19,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:08:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:19,123 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:08:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:19,199 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:08:19,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:08:19,204 INFO L82 PathProgramCache]: Analyzing trace with hash 24171960, now seen corresponding path program 1 times [2021-08-31 04:08:19,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:08:19,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314952401] [2021-08-31 04:08:19,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:08:19,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:08:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:19,214 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:08:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:19,219 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:08:19,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:08:19,224 INFO L82 PathProgramCache]: Analyzing trace with hash -413646930, now seen corresponding path program 1 times [2021-08-31 04:08:19,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:08:19,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912238833] [2021-08-31 04:08:19,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:08:19,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:08:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:19,284 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:08:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:08:19,331 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:09:03,044 WARN L210 SmtUtils]: Spent 43.58s on a formula simplification. DAG size of input: 553 DAG size of output: 495 [2021-08-31 04:09:43,251 WARN L210 SmtUtils]: Spent 19.71s on a formula simplification that was a NOOP. DAG size: 444 [2021-08-31 04:09:43,333 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 04:09:43,336 INFO L158 Benchmark]: Toolchain (without parser) took 90177.66ms. Allocated memory was 52.4MB in the beginning and 100.7MB in the end (delta: 48.2MB). Free memory was 28.3MB in the beginning and 22.5MB in the end (delta: 5.8MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2021-08-31 04:09:43,336 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 04:09:43,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.22ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 28.1MB in the beginning and 41.4MB in the end (delta: -13.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-08-31 04:09:43,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.27ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 30.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-08-31 04:09:43,338 INFO L158 Benchmark]: Boogie Preprocessor took 94.85ms. Allocated memory is still 67.1MB. Free memory was 46.6MB in the beginning and 39.8MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-08-31 04:09:43,339 INFO L158 Benchmark]: RCFGBuilder took 759.76ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 39.6MB in the beginning and 37.1MB in the end (delta: 2.5MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-08-31 04:09:43,339 INFO L158 Benchmark]: BuchiAutomizer took 88772.70ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 36.7MB in the beginning and 22.5MB in the end (delta: 14.2MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2021-08-31 04:09:43,342 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.22ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 28.1MB in the beginning and 41.4MB in the end (delta: -13.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.27ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 30.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.85ms. Allocated memory is still 67.1MB. Free memory was 46.6MB in the beginning and 39.8MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 759.76ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 39.6MB in the beginning and 37.1MB in the end (delta: 2.5MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 88772.70ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 36.7MB in the beginning and 22.5MB in the end (delta: 14.2MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 7 locations. The remainder module has 503 locations. * 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 04:09:43,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...