./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float5.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/floats-cbmc-regression/float5.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 4353b03ed39dd917d13c7cd6163e83d6972334fc 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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 02:37:32,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 02:37:32,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 02:37:32,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 02:37:32,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 02:37:32,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 02:37:32,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 02:37:32,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 02:37:32,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 02:37:32,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 02:37:32,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 02:37:32,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 02:37:32,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 02:37:32,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 02:37:32,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 02:37:32,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 02:37:32,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 02:37:32,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 02:37:32,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 02:37:32,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 02:37:32,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 02:37:32,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 02:37:32,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 02:37:32,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 02:37:32,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 02:37:32,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 02:37:32,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 02:37:32,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 02:37:32,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 02:37:32,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 02:37:32,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 02:37:32,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 02:37:32,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 02:37:32,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 02:37:32,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 02:37:32,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 02:37:32,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 02:37:32,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 02:37:32,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 02:37:32,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 02:37:32,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 02:37:32,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 02:37:32,339 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 02:37:32,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 02:37:32,340 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 02:37:32,340 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 02:37:32,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 02:37:32,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 02:37:32,342 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 02:37:32,342 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 02:37:32,342 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 02:37:32,342 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 02:37:32,343 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 02:37:32,343 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 02:37:32,343 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 02:37:32,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 02:37:32,344 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 02:37:32,344 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 02:37:32,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 02:37:32,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 02:37:32,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 02:37:32,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 02:37:32,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 02:37:32,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 02:37:32,345 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 02:37:32,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 02:37:32,345 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 02:37:32,345 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 02:37:32,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 02:37:32,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 02:37:32,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 02:37:32,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 02:37:32,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 02:37:32,346 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 02:37:32,347 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 02:37:32,347 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4353b03ed39dd917d13c7cd6163e83d6972334fc [2021-08-31 02:37:32,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 02:37:32,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 02:37:32,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 02:37:32,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 02:37:32,646 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 02:37:32,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float5.c [2021-08-31 02:37:32,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bbe79e61/83a82cb7bfa44ff2b6424e9e5b6ae044/FLAG088e784fb [2021-08-31 02:37:33,052 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 02:37:33,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float5.c [2021-08-31 02:37:33,056 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bbe79e61/83a82cb7bfa44ff2b6424e9e5b6ae044/FLAG088e784fb [2021-08-31 02:37:33,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bbe79e61/83a82cb7bfa44ff2b6424e9e5b6ae044 [2021-08-31 02:37:33,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 02:37:33,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 02:37:33,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 02:37:33,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 02:37:33,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 02:37:33,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6deaca28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33, skipping insertion in model container [2021-08-31 02:37:33,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 02:37:33,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 02:37:33,610 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-cbmc-regression/float5.c[501,514] [2021-08-31 02:37:33,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 02:37:33,615 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 02:37:33,630 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-cbmc-regression/float5.c[501,514] [2021-08-31 02:37:33,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 02:37:33,641 INFO L208 MainTranslator]: Completed translation [2021-08-31 02:37:33,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33 WrapperNode [2021-08-31 02:37:33,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 02:37:33,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 02:37:33,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 02:37:33,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 02:37:33,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 02:37:33,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 02:37:33,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 02:37:33,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 02:37:33,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 02:37:33,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 02:37:33,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 02:37:33,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 02:37:33,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (1/1) ... [2021-08-31 02:37:33,698 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 02:37:33,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 02:37:33,736 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 02:37:33,791 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 02:37:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 02:37:33,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 02:37:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 02:37:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 02:37:33,921 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 02:37:33,921 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-31 02:37:33,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:37:33 BoogieIcfgContainer [2021-08-31 02:37:33,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 02:37:33,924 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 02:37:33,924 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 02:37:33,925 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 02:37:33,926 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 02:37:33,926 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 02:37:33" (1/3) ... [2021-08-31 02:37:33,927 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@311b4560 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 02:37:33, skipping insertion in model container [2021-08-31 02:37:33,927 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 02:37:33,927 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:37:33" (2/3) ... [2021-08-31 02:37:33,927 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@311b4560 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 02:37:33, skipping insertion in model container [2021-08-31 02:37:33,927 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 02:37:33,927 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:37:33" (3/3) ... [2021-08-31 02:37:33,928 INFO L389 chiAutomizerObserver]: Analyzing ICFG float5.c [2021-08-31 02:37:33,962 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 02:37:33,962 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 02:37:33,962 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 02:37:33,962 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 02:37:33,962 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 02:37:33,962 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 02:37:33,962 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 02:37:33,962 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 02:37:33,972 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 02:37:33,985 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-31 02:37:33,985 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-31 02:37:33,987 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 02:37:33,991 INFO L158 Benchmark]: Toolchain (without parser) took 496.14ms. Allocated memory is still 67.1MB. Free memory was 50.9MB in the beginning and 36.9MB in the end (delta: 14.0MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-08-31 02:37:33,991 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 02:37:33,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 154.18ms. Allocated memory is still 67.1MB. Free memory was 50.7MB in the beginning and 52.2MB in the end (delta: -1.5MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-08-31 02:37:33,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.52ms. Allocated memory is still 67.1MB. Free memory was 52.2MB in the beginning and 50.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 02:37:33,994 INFO L158 Benchmark]: Boogie Preprocessor took 18.33ms. Allocated memory is still 67.1MB. Free memory was 50.8MB in the beginning and 49.9MB in the end (delta: 839.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 02:37:33,994 INFO L158 Benchmark]: RCFGBuilder took 228.58ms. Allocated memory is still 67.1MB. Free memory was 49.9MB in the beginning and 42.0MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-08-31 02:37:33,995 INFO L158 Benchmark]: BuchiAutomizer took 65.27ms. Allocated memory is still 67.1MB. Free memory was 41.8MB in the beginning and 36.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-31 02:37:34,000 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 154.18ms. Allocated memory is still 67.1MB. Free memory was 50.7MB in the beginning and 52.2MB in the end (delta: -1.5MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.52ms. Allocated memory is still 67.1MB. Free memory was 52.2MB in the beginning and 50.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.33ms. Allocated memory is still 67.1MB. Free memory was 50.8MB in the beginning and 49.9MB in the end (delta: 839.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 228.58ms. Allocated memory is still 67.1MB. Free memory was 49.9MB in the beginning and 42.0MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 65.27ms. Allocated memory is still 67.1MB. Free memory was 41.8MB in the beginning and 36.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. 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 02:37:34,032 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...