./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_3_8.i --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/floats-cdfpl/newton_3_8.i -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 3e7a5c2d38e9221fb261a8b3d947e8e6a8fda84a ................................................................................................................................................................................................................................ 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 02:36:56,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 02:36:56,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 02:36:56,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 02:36:56,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 02:36:56,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 02:36:56,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 02:36:56,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 02:36:56,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 02:36:56,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 02:36:56,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 02:36:56,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 02:36:56,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 02:36:56,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 02:36:56,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 02:36:56,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 02:36:56,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 02:36:56,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 02:36:56,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 02:36:56,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 02:36:56,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 02:36:56,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 02:36:56,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 02:36:56,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 02:36:56,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 02:36:56,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 02:36:56,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 02:36:56,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 02:36:56,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 02:36:56,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 02:36:56,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 02:36:56,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 02:36:56,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 02:36:56,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 02:36:56,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 02:36:56,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 02:36:56,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 02:36:56,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 02:36:56,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 02:36:56,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 02:36:56,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 02:36:56,714 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 02:36:56,728 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 02:36:56,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 02:36:56,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 02:36:56,730 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 02:36:56,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 02:36:56,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 02:36:56,732 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 02:36:56,732 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 02:36:56,732 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 02:36:56,732 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 02:36:56,733 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 02:36:56,733 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 02:36:56,733 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 02:36:56,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 02:36:56,738 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 02:36:56,739 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 02:36:56,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 02:36:56,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 02:36:56,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 02:36:56,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 02:36:56,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 02:36:56,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 02:36:56,740 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 02:36:56,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 02:36:56,740 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 02:36:56,740 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 02:36:56,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 02:36:56,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 02:36:56,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 02:36:56,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 02:36:56,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 02:36:56,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 02:36:56,742 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 02:36:56,743 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e7a5c2d38e9221fb261a8b3d947e8e6a8fda84a [2021-08-31 02:36:57,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 02:36:57,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 02:36:57,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 02:36:57,022 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 02:36:57,023 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 02:36:57,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2021-08-31 02:36:57,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60e2dfb0e/f9742d2a700e46bdbb5b23589a101f3c/FLAGf5330e3c3 [2021-08-31 02:36:57,354 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 02:36:57,355 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2021-08-31 02:36:57,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60e2dfb0e/f9742d2a700e46bdbb5b23589a101f3c/FLAGf5330e3c3 [2021-08-31 02:36:57,786 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60e2dfb0e/f9742d2a700e46bdbb5b23589a101f3c [2021-08-31 02:36:57,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 02:36:57,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 02:36:57,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 02:36:57,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 02:36:57,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 02:36:57,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43cda143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57, skipping insertion in model container [2021-08-31 02:36:57,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 02:36:57,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 02:36:57,900 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/floats-cdfpl/newton_3_8.i[1266,1279] [2021-08-31 02:36:57,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 02:36:57,906 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 02:36:57,917 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/floats-cdfpl/newton_3_8.i[1266,1279] [2021-08-31 02:36:57,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 02:36:57,948 INFO L208 MainTranslator]: Completed translation [2021-08-31 02:36:57,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57 WrapperNode [2021-08-31 02:36:57,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 02:36:57,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 02:36:57,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 02:36:57,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 02:36:57,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 02:36:57,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 02:36:57,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 02:36:57,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 02:36:57,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 02:36:57,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 02:36:57,988 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 02:36:57,988 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 02:36:57,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (1/1) ... [2021-08-31 02:36:57,993 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 02:36:58,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 02:36:58,043 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 02:36:58,065 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 02:36:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 02:36:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 02:36:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 02:36:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 02:36:58,188 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 02:36:58,188 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-08-31 02:36:58,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:36:58 BoogieIcfgContainer [2021-08-31 02:36:58,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 02:36:58,191 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 02:36:58,191 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 02:36:58,194 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 02:36:58,194 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 02:36:58,195 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 02:36:57" (1/3) ... [2021-08-31 02:36:58,195 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ecf0361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 02:36:58, skipping insertion in model container [2021-08-31 02:36:58,195 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 02:36:58,196 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:36:57" (2/3) ... [2021-08-31 02:36:58,196 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ecf0361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 02:36:58, skipping insertion in model container [2021-08-31 02:36:58,196 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 02:36:58,196 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:36:58" (3/3) ... [2021-08-31 02:36:58,197 INFO L389 chiAutomizerObserver]: Analyzing ICFG newton_3_8.i [2021-08-31 02:36:58,233 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 02:36:58,233 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 02:36:58,233 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 02:36:58,233 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 02:36:58,233 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 02:36:58,234 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 02:36:58,234 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 02:36:58,234 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 02:36:58,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 14 states have internal predecessors, (16), 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 02:36:58,252 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-31 02:36:58,252 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-31 02:36:58,254 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 02:36:58,257 INFO L158 Benchmark]: Toolchain (without parser) took 468.21ms. Allocated memory is still 56.6MB. Free memory was 35.6MB in the beginning and 37.1MB in the end (delta: -1.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-08-31 02:36:58,258 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.5MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 02:36:58,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 158.01ms. Allocated memory is still 56.6MB. Free memory was 35.3MB in the beginning and 40.1MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-31 02:36:58,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.49ms. Allocated memory is still 56.6MB. Free memory was 40.1MB in the beginning and 38.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 02:36:58,260 INFO L158 Benchmark]: Boogie Preprocessor took 12.98ms. Allocated memory is still 56.6MB. Free memory was 38.4MB in the beginning and 37.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 02:36:58,261 INFO L158 Benchmark]: RCFGBuilder took 201.51ms. Allocated memory is still 56.6MB. Free memory was 37.1MB in the beginning and 28.9MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-08-31 02:36:58,261 INFO L158 Benchmark]: BuchiAutomizer took 64.82ms. Allocated memory is still 56.6MB. Free memory was 28.8MB in the beginning and 37.1MB in the end (delta: -8.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-08-31 02:36:58,266 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.5MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 158.01ms. Allocated memory is still 56.6MB. Free memory was 35.3MB in the beginning and 40.1MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.49ms. Allocated memory is still 56.6MB. Free memory was 40.1MB in the beginning and 38.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.98ms. Allocated memory is still 56.6MB. Free memory was 38.4MB in the beginning and 37.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 201.51ms. Allocated memory is still 56.6MB. Free memory was 37.1MB in the beginning and 28.9MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 64.82ms. Allocated memory is still 56.6MB. Free memory was 28.8MB in the beginning and 37.1MB in the end (delta: -8.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. * 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 02:36:58,290 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...