./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/memsafety/test-0218.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/memsafety/test-0218.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 e525b3430c323c2625b8036d0fc4c6ff8b8539ba ........................................................................................................................................................................................................................................................................................................................................ 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 05:21:10,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 05:21:10,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 05:21:10,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 05:21:10,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 05:21:10,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 05:21:10,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 05:21:10,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 05:21:10,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 05:21:10,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 05:21:10,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 05:21:10,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 05:21:10,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 05:21:10,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 05:21:10,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 05:21:10,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 05:21:10,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 05:21:10,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 05:21:10,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 05:21:10,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 05:21:10,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 05:21:10,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 05:21:10,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 05:21:10,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 05:21:10,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 05:21:10,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 05:21:10,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 05:21:10,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 05:21:10,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 05:21:10,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 05:21:10,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 05:21:10,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 05:21:10,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 05:21:10,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 05:21:10,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 05:21:10,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 05:21:10,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 05:21:10,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 05:21:10,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 05:21:10,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 05:21:10,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 05:21:10,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 05:21:10,604 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 05:21:10,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 05:21:10,604 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 05:21:10,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 05:21:10,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 05:21:10,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 05:21:10,606 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 05:21:10,606 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 05:21:10,606 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 05:21:10,607 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 05:21:10,607 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 05:21:10,607 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 05:21:10,607 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 05:21:10,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 05:21:10,608 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 05:21:10,608 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 05:21:10,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 05:21:10,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 05:21:10,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 05:21:10,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 05:21:10,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 05:21:10,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 05:21:10,608 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 05:21:10,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 05:21:10,609 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 05:21:10,609 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 05:21:10,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 05:21:10,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 05:21:10,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 05:21:10,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 05:21:10,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 05:21:10,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 05:21:10,611 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 05:21:10,611 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e525b3430c323c2625b8036d0fc4c6ff8b8539ba [2021-08-31 05:21:10,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 05:21:10,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 05:21:10,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 05:21:10,903 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 05:21:10,903 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 05:21:10,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0218.i [2021-08-31 05:21:10,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c91ffb610/28c35677f1c04250ab9b877fab98dc3a/FLAGb1fe8f02f [2021-08-31 05:21:11,345 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 05:21:11,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0218.i [2021-08-31 05:21:11,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c91ffb610/28c35677f1c04250ab9b877fab98dc3a/FLAGb1fe8f02f [2021-08-31 05:21:11,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c91ffb610/28c35677f1c04250ab9b877fab98dc3a [2021-08-31 05:21:11,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 05:21:11,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 05:21:11,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 05:21:11,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 05:21:11,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 05:21:11,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7be938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11, skipping insertion in model container [2021-08-31 05:21:11,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 05:21:11,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 05:21:11,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 05:21:11,690 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 05:21:11,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 05:21:11,767 INFO L208 MainTranslator]: Completed translation [2021-08-31 05:21:11,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11 WrapperNode [2021-08-31 05:21:11,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 05:21:11,774 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 05:21:11,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 05:21:11,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 05:21:11,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 05:21:11,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 05:21:11,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 05:21:11,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 05:21:11,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 05:21:11,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 05:21:11,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 05:21:11,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 05:21:11,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,878 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:11,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:11,913 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 05:21:11,920 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 05:21:11,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-08-31 05:21:11,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-08-31 05:21:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-08-31 05:21:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-31 05:21:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 05:21:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-31 05:21:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-31 05:21:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-08-31 05:21:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 05:21:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 05:21:11,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 05:21:12,078 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-08-31 05:21:12,228 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 05:21:12,228 INFO L299 CfgBuilder]: Removed 21 assume(true) statements. [2021-08-31 05:21:12,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:21:12 BoogieIcfgContainer [2021-08-31 05:21:12,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 05:21:12,232 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 05:21:12,232 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 05:21:12,234 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 05:21:12,235 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 05:21:12,235 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 05:21:11" (1/3) ... [2021-08-31 05:21:12,236 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4667b957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 05:21:12, skipping insertion in model container [2021-08-31 05:21:12,236 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 05:21:12,236 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11" (2/3) ... [2021-08-31 05:21:12,236 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4667b957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 05:21:12, skipping insertion in model container [2021-08-31 05:21:12,237 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 05:21:12,237 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:21:12" (3/3) ... [2021-08-31 05:21:12,238 INFO L389 chiAutomizerObserver]: Analyzing ICFG test-0218.i [2021-08-31 05:21:12,273 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 05:21:12,273 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 05:21:12,273 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 05:21:12,274 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 05:21:12,274 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 05:21:12,274 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 05:21:12,274 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 05:21:12,274 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 05:21:12,285 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 52 states, 49 states have (on average 1.5510204081632653) internal successors, (76), 49 states have internal predecessors, (76), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-31 05:21:12,312 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 39 [2021-08-31 05:21:12,312 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 05:21:12,313 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 05:21:12,316 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-31 05:21:12,316 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-08-31 05:21:12,317 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 05:21:12,317 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 52 states, 49 states have (on average 1.5510204081632653) internal successors, (76), 49 states have internal predecessors, (76), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-31 05:21:12,324 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 39 [2021-08-31 05:21:12,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 05:21:12,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 05:21:12,325 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-31 05:21:12,325 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-08-31 05:21:12,330 INFO L791 eck$LassoCheckResult]: Stem: 44#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(12);call ~#list~0.base, ~#list~0.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, ~#list~0.base, ~#list~0.offset, 4);call write~init~$Pointer$(0, 0, ~#list~0.base, 4 + ~#list~0.offset, 4); 36#L-1true havoc main_#res;havoc main_#t~ret33, main_#t~nondet32, main_#t~ret35, main_#t~nondet34, main_#t~nondet31, main_#t~nondet36, main_#t~mem37.base, main_#t~mem37.offset, main_#t~mem38.base, main_#t~mem38.offset, main_~next~1.base, main_~next~1.offset, main_~end_point~0, main_~direction~0, main_~cursor~1.base, main_~cursor~1.offset; 8#L726-2true [2021-08-31 05:21:12,330 INFO L793 eck$LassoCheckResult]: Loop: 8#L726-2true assume !!(0 != main_#t~nondet31);havoc main_#t~nondet31; 11#L724-2true assume !true; 14#L726-1true assume !true; 8#L726-2true [2021-08-31 05:21:12,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:12,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2021-08-31 05:21:12,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:12,340 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213880071] [2021-08-31 05:21:12,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:12,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,418 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,466 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:12,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:12,468 INFO L82 PathProgramCache]: Analyzing trace with hash 52490, now seen corresponding path program 1 times [2021-08-31 05:21:12,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:12,469 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093109748] [2021-08-31 05:21:12,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:12,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 05:21:12,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 05:21:12,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 05:21:12,513 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093109748] [2021-08-31 05:21:12,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093109748] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 05:21:12,514 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 05:21:12,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-31 05:21:12,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201020726] [2021-08-31 05:21:12,518 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-31 05:21:12,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 05:21:12,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-31 05:21:12,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-31 05:21:12,545 INFO L87 Difference]: Start difference. First operand has 52 states, 49 states have (on average 1.5510204081632653) internal successors, (76), 49 states have internal predecessors, (76), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 05:21:12,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 05:21:12,646 INFO L93 Difference]: Finished difference Result 52 states and 72 transitions. [2021-08-31 05:21:12,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-31 05:21:12,650 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 72 transitions. [2021-08-31 05:21:12,651 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 39 [2021-08-31 05:21:12,654 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 48 states and 68 transitions. [2021-08-31 05:21:12,654 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48 [2021-08-31 05:21:12,655 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2021-08-31 05:21:12,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 68 transitions. [2021-08-31 05:21:12,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 05:21:12,655 INFO L681 BuchiCegarLoop]: Abstraction has 48 states and 68 transitions. [2021-08-31 05:21:12,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 68 transitions. [2021-08-31 05:21:12,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-08-31 05:21:12,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 46 states have (on average 1.434782608695652) internal successors, (66), 45 states have internal predecessors, (66), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-31 05:21:12,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 68 transitions. [2021-08-31 05:21:12,688 INFO L704 BuchiCegarLoop]: Abstraction has 48 states and 68 transitions. [2021-08-31 05:21:12,688 INFO L587 BuchiCegarLoop]: Abstraction has 48 states and 68 transitions. [2021-08-31 05:21:12,688 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-31 05:21:12,688 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 68 transitions. [2021-08-31 05:21:12,689 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 39 [2021-08-31 05:21:12,689 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 05:21:12,689 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 05:21:12,689 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-31 05:21:12,690 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-08-31 05:21:12,690 INFO L791 eck$LassoCheckResult]: Stem: 149#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(12);call ~#list~0.base, ~#list~0.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, ~#list~0.base, ~#list~0.offset, 4);call write~init~$Pointer$(0, 0, ~#list~0.base, 4 + ~#list~0.offset, 4); 128#L-1 havoc main_#res;havoc main_#t~ret33, main_#t~nondet32, main_#t~ret35, main_#t~nondet34, main_#t~nondet31, main_#t~nondet36, main_#t~mem37.base, main_#t~mem37.offset, main_#t~mem38.base, main_#t~mem38.offset, main_~next~1.base, main_~next~1.offset, main_~end_point~0, main_~direction~0, main_~cursor~1.base, main_~cursor~1.offset; 129#L726-2 [2021-08-31 05:21:12,690 INFO L793 eck$LassoCheckResult]: Loop: 129#L726-2 assume !!(0 != main_#t~nondet31);havoc main_#t~nondet31; 131#L724-2 assume !(0 != main_#t~nondet32);havoc main_#t~nondet32; 140#L726-1 assume !(0 != main_#t~nondet34);havoc main_#t~nondet34; 129#L726-2 [2021-08-31 05:21:12,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:12,690 INFO L82 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2021-08-31 05:21:12,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:12,691 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079349402] [2021-08-31 05:21:12,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:12,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,699 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,707 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:12,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:12,708 INFO L82 PathProgramCache]: Analyzing trace with hash 49962, now seen corresponding path program 1 times [2021-08-31 05:21:12,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:12,708 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532032600] [2021-08-31 05:21:12,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:12,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,712 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,714 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:12,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:12,715 INFO L82 PathProgramCache]: Analyzing trace with hash 37288712, now seen corresponding path program 1 times [2021-08-31 05:21:12,715 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:12,715 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170925151] [2021-08-31 05:21:12,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:12,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,725 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,750 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:13,010 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 05:21:13,012 INFO L158 Benchmark]: Toolchain (without parser) took 1639.05ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 39.4MB in the beginning and 48.1MB in the end (delta: -8.7MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2021-08-31 05:21:13,012 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 05:21:13,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.29ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 33.2MB in the end (delta: 6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-31 05:21:13,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.99ms. Allocated memory is still 60.8MB. Free memory was 33.2MB in the beginning and 30.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 05:21:13,013 INFO L158 Benchmark]: Boogie Preprocessor took 47.78ms. Allocated memory is still 60.8MB. Free memory was 30.4MB in the beginning and 28.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 05:21:13,014 INFO L158 Benchmark]: RCFGBuilder took 358.55ms. Allocated memory is still 60.8MB. Free memory was 28.4MB in the beginning and 30.2MB in the end (delta: -1.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-08-31 05:21:13,014 INFO L158 Benchmark]: BuchiAutomizer took 778.29ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 30.0MB in the beginning and 48.1MB in the end (delta: -18.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2021-08-31 05:21:13,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.29ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 33.2MB in the end (delta: 6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.99ms. Allocated memory is still 60.8MB. Free memory was 33.2MB in the beginning and 30.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.78ms. Allocated memory is still 60.8MB. Free memory was 30.4MB in the beginning and 28.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 358.55ms. Allocated memory is still 60.8MB. Free memory was 28.4MB in the beginning and 30.2MB in the end (delta: -1.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 778.29ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 30.0MB in the beginning and 48.1MB in the end (delta: -18.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 2 locations. The remainder module has 48 locations. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6): de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-31 05:21:13,047 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...