./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product10.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 9321d4f4887cbb50dca95fc8fc7e71e80327248f ................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-31 03:40:49,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 03:40:49,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 03:40:49,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 03:40:49,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 03:40:49,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 03:40:49,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 03:40:49,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 03:40:49,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 03:40:49,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 03:40:49,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 03:40:49,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 03:40:49,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 03:40:49,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 03:40:49,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 03:40:49,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 03:40:49,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 03:40:49,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 03:40:49,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 03:40:49,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 03:40:49,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 03:40:49,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 03:40:49,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 03:40:49,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 03:40:49,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 03:40:49,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 03:40:49,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 03:40:49,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 03:40:49,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 03:40:49,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 03:40:49,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 03:40:49,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 03:40:49,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 03:40:49,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 03:40:49,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 03:40:49,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 03:40:49,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 03:40:49,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 03:40:49,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 03:40:49,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 03:40:49,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 03:40:49,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 03:40:49,383 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 03:40:49,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 03:40:49,385 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 03:40:49,385 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 03:40:49,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 03:40:49,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 03:40:49,386 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 03:40:49,387 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 03:40:49,387 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 03:40:49,387 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 03:40:49,388 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 03:40:49,388 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 03:40:49,388 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 03:40:49,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 03:40:49,388 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 03:40:49,388 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 03:40:49,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 03:40:49,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 03:40:49,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 03:40:49,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 03:40:49,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 03:40:49,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 03:40:49,390 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 03:40:49,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 03:40:49,390 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 03:40:49,390 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 03:40:49,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 03:40:49,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 03:40:49,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 03:40:49,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 03:40:49,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 03:40:49,391 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 03:40:49,392 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 03:40:49,392 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9321d4f4887cbb50dca95fc8fc7e71e80327248f [2021-08-31 03:40:49,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 03:40:49,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 03:40:49,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 03:40:49,651 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 03:40:49,651 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 03:40:49,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-08-31 03:40:49,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba1cb037b/cac52a4ad4274de789b1cc53deccba16/FLAG3916e9391 [2021-08-31 03:40:50,154 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 03:40:50,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-08-31 03:40:50,178 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba1cb037b/cac52a4ad4274de789b1cc53deccba16/FLAG3916e9391 [2021-08-31 03:40:50,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba1cb037b/cac52a4ad4274de789b1cc53deccba16 [2021-08-31 03:40:50,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 03:40:50,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 03:40:50,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 03:40:50,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 03:40:50,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 03:40:50,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:40:50" (1/1) ... [2021-08-31 03:40:50,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78182430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:50, skipping insertion in model container [2021-08-31 03:40:50,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:40:50" (1/1) ... [2021-08-31 03:40:50,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 03:40:50,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 03:40:50,849 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1281,1294] [2021-08-31 03:40:50,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:40:50,958 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 03:40:50,979 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1281,1294] [2021-08-31 03:40:51,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:40:51,062 INFO L208 MainTranslator]: Completed translation [2021-08-31 03:40:51,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51 WrapperNode [2021-08-31 03:40:51,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 03:40:51,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 03:40:51,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 03:40:51,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 03:40:51,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 03:40:51,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 03:40:51,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 03:40:51,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 03:40:51,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 03:40:51,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 03:40:51,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 03:40:51,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 03:40:51,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (1/1) ... [2021-08-31 03:40:51,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:40:51,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:40:51,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 03:40:51,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-08-31 03:40:51,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 03:40:51,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 03:40:51,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 03:40:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 03:40:51,688 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 03:40:51,689 INFO L299 CfgBuilder]: Removed 68 assume(true) statements. [2021-08-31 03:40:51,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:40:51 BoogieIcfgContainer [2021-08-31 03:40:51,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 03:40:51,692 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 03:40:51,692 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 03:40:51,694 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 03:40:51,694 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:40:51,695 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 03:40:50" (1/3) ... [2021-08-31 03:40:51,695 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3d7a01ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:40:51, skipping insertion in model container [2021-08-31 03:40:51,695 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:40:51,695 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:40:51" (2/3) ... [2021-08-31 03:40:51,696 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3d7a01ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:40:51, skipping insertion in model container [2021-08-31 03:40:51,696 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:40:51,696 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:40:51" (3/3) ... [2021-08-31 03:40:51,697 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2021-08-31 03:40:51,739 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 03:40:51,740 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 03:40:51,740 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 03:40:51,740 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 03:40:51,740 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 03:40:51,740 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 03:40:51,740 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 03:40:51,740 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 03:40:51,754 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 54 states, 53 states have (on average 1.528301886792453) internal successors, (81), 53 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 03:40:51,775 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-08-31 03:40:51,776 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:40:51,776 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:40:51,780 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 03:40:51,780 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:40:51,780 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 03:40:51,781 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 54 states, 53 states have (on average 1.528301886792453) internal successors, (81), 53 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 03:40:51,783 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-08-31 03:40:51,783 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:40:51,783 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:40:51,784 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 03:40:51,784 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:40:51,788 INFO L791 eck$LassoCheckResult]: Stem: 43#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~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(77, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(101, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(116, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(104, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string12.base, #t~string12.offset, 1);call write~init~int(82, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(73, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(84, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 4 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(75, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 1 + #t~string16.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(80, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(117, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(109, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(112, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(110, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(102, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(102, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 3 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(32, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 38#L-1true havoc main_#res;havoc main_#t~ret21, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; 12#L858true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 14#L866true main_#t~ret21 := valid_product_#res;main_~tmp~1 := main_#t~ret21;havoc main_#t~ret21; 41#L293true assume 0 != main_~tmp~1; 24#L267true havoc test_#t~nondet17, test_#t~nondet18, test_#t~nondet19, test_#t~nondet20, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 22#L818-1true [2021-08-31 03:40:51,789 INFO L793 eck$LassoCheckResult]: Loop: 22#L818-1true assume !false; 18#L151true assume test_~splverifierCounter~0 < 4; 27#L152true test_~tmp~0 := test_#t~nondet17;havoc test_#t~nondet17; 23#L160true assume !(0 != test_~tmp~0); 31#L160-1true test_~tmp___0~0 := test_#t~nondet18;havoc test_#t~nondet18; 56#L170true assume !(0 != test_~tmp___0~0); 42#L170-1true test_~tmp___2~0 := test_#t~nondet19;havoc test_#t~nondet19; 4#L180true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 11#L188-2true assume !(0 != ~pumpRunning~0); 6#L684true assume 0 != ~systemActive~0; 34#L691true havoc __utac_acc__Specification1_spec__1_#t~ret75, __utac_acc__Specification1_spec__1_#t~ret76, __utac_acc__Specification1_spec__1_~tmp~6, __utac_acc__Specification1_spec__1_~tmp___0~1;havoc __utac_acc__Specification1_spec__1_~tmp~6;havoc __utac_acc__Specification1_spec__1_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; 47#L100true __utac_acc__Specification1_spec__1_#t~ret75 := isMethaneLevelCritical_#res;__utac_acc__Specification1_spec__1_~tmp~6 := __utac_acc__Specification1_spec__1_#t~ret75;havoc __utac_acc__Specification1_spec__1_#t~ret75; 21#L818true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~6); 22#L818-1true [2021-08-31 03:40:51,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:40:51,792 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2021-08-31 03:40:51,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:40:51,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680651526] [2021-08-31 03:40:51,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:40:51,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:40:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:40:51,998 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:40:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:40:52,111 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:40:52,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:40:52,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1681619226, now seen corresponding path program 1 times [2021-08-31 03:40:52,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:40:52,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674786296] [2021-08-31 03:40:52,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:40:52,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:40:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:40:52,117 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:40:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:40:52,133 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:40:52,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:40:52,135 INFO L82 PathProgramCache]: Analyzing trace with hash 32659712, now seen corresponding path program 1 times [2021-08-31 03:40:52,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:40:52,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443330590] [2021-08-31 03:40:52,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:40:52,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:40:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:40:52,186 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:40:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:40:52,245 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:41:29,839 WARN L210 SmtUtils]: Spent 37.43s on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2021-08-31 03:42:07,393 WARN L210 SmtUtils]: Spent 19.13s on a formula simplification that was a NOOP. DAG size: 433 [2021-08-31 03:42:07,512 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.toString(StatisticsData.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerTimingBenchmark.toString(BuchiAutomizerTimingBenchmark.java:44) at de.uni_freiburg.informatik.ultimate.core.lib.results.StatisticsResult.getLongDescription(StatisticsResult.java:58) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.reportResult(BuchiAutomizerObserver.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:161) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-31 03:42:07,513 INFO L158 Benchmark]: Toolchain (without parser) took 76824.68ms. Allocated memory was 48.2MB in the beginning and 86.0MB in the end (delta: 37.7MB). Free memory was 23.4MB in the beginning and 39.8MB in the end (delta: -16.4MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2021-08-31 03:42:07,513 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 48.2MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 03:42:07,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.18ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 23.3MB in the beginning and 35.8MB in the end (delta: -12.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-08-31 03:42:07,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.66ms. Allocated memory is still 58.7MB. Free memory was 35.8MB in the beginning and 33.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 03:42:07,515 INFO L158 Benchmark]: Boogie Preprocessor took 26.04ms. Allocated memory is still 58.7MB. Free memory was 33.3MB in the beginning and 31.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 03:42:07,515 INFO L158 Benchmark]: RCFGBuilder took 536.13ms. Allocated memory is still 58.7MB. Free memory was 31.3MB in the beginning and 26.2MB in the end (delta: 5.2MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2021-08-31 03:42:07,515 INFO L158 Benchmark]: BuchiAutomizer took 75820.58ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 25.9MB in the beginning and 39.8MB in the end (delta: -13.9MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2021-08-31 03:42:07,518 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 48.2MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.18ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 23.3MB in the beginning and 35.8MB in the end (delta: -12.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.66ms. Allocated memory is still 58.7MB. Free memory was 35.8MB in the beginning and 33.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.04ms. Allocated memory is still 58.7MB. Free memory was 33.3MB in the beginning and 31.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 536.13ms. Allocated memory is still 58.7MB. Free memory was 31.3MB in the beginning and 26.2MB in the end (delta: 5.2MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 75820.58ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 25.9MB in the beginning and 39.8MB in the end (delta: -13.9MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6): de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-31 03:42:07,567 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...