./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version ae007674 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/ldv-memsafety/memleaks_test8.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 14e73bee1ff131a549474bab511d8101c0585ce83d137ab03c9c7f9d80a198cf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 09:57:09,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 09:57:09,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 09:57:09,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 09:57:09,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 09:57:09,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 09:57:09,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 09:57:09,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 09:57:09,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 09:57:09,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 09:57:09,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 09:57:09,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 09:57:09,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 09:57:09,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 09:57:09,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 09:57:09,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 09:57:09,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 09:57:09,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 09:57:09,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 09:57:09,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 09:57:09,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 09:57:09,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 09:57:09,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 09:57:09,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 09:57:09,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 09:57:09,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 09:57:09,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 09:57:09,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 09:57:09,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 09:57:09,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 09:57:09,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 09:57:09,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 09:57:09,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 09:57:09,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 09:57:09,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 09:57:09,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 09:57:09,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 09:57:09,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 09:57:09,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 09:57:09,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 09:57:09,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 09:57:09,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-28 09:57:09,372 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 09:57:09,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 09:57:09,372 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 09:57:09,373 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 09:57:09,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 09:57:09,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 09:57:09,374 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 09:57:09,374 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-28 09:57:09,374 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-28 09:57:09,374 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-28 09:57:09,374 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-28 09:57:09,375 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-28 09:57:09,375 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-28 09:57:09,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 09:57:09,375 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-28 09:57:09,375 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 09:57:09,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 09:57:09,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-28 09:57:09,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 09:57:09,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-28 09:57:09,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-28 09:57:09,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-28 09:57:09,377 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-28 09:57:09,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 09:57:09,377 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-28 09:57:09,377 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 09:57:09,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-28 09:57:09,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 09:57:09,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 09:57:09,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 09:57:09,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 09:57:09,378 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-28 09:57:09,379 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14e73bee1ff131a549474bab511d8101c0585ce83d137ab03c9c7f9d80a198cf [2021-12-28 09:57:09,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 09:57:09,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 09:57:09,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 09:57:09,634 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 09:57:09,635 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 09:57:09,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test8.i [2021-12-28 09:57:09,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc87020c8/b539e2664d5e48e3b5becd10cd4c0913/FLAGd0f8a15cf [2021-12-28 09:57:10,081 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 09:57:10,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test8.i [2021-12-28 09:57:10,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc87020c8/b539e2664d5e48e3b5becd10cd4c0913/FLAGd0f8a15cf [2021-12-28 09:57:10,442 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc87020c8/b539e2664d5e48e3b5becd10cd4c0913 [2021-12-28 09:57:10,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 09:57:10,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 09:57:10,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 09:57:10,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 09:57:10,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 09:57:10,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3693a046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10, skipping insertion in model container [2021-12-28 09:57:10,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 09:57:10,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 09:57:10,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:57:10,760 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 09:57:10,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:57:10,845 INFO L208 MainTranslator]: Completed translation [2021-12-28 09:57:10,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10 WrapperNode [2021-12-28 09:57:10,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 09:57:10,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 09:57:10,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 09:57:10,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 09:57:10,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,892 INFO L137 Inliner]: procedures = 166, calls = 71, calls flagged for inlining = 29, calls inlined = 6, statements flattened = 29 [2021-12-28 09:57:10,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 09:57:10,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 09:57:10,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 09:57:10,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 09:57:10,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 09:57:10,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 09:57:10,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 09:57:10,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 09:57:10,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (1/1) ... [2021-12-28 09:57:10,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:57:10,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:57:10,962 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) [2021-12-28 09:57:10,971 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 [2021-12-28 09:57:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 09:57:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 09:57:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 09:57:10,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 09:57:10,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 09:57:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 09:57:11,078 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 09:57:11,079 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 09:57:11,139 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 09:57:11,143 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 09:57:11,143 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 09:57:11,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:57:11 BoogieIcfgContainer [2021-12-28 09:57:11,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 09:57:11,145 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-28 09:57:11,146 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-28 09:57:11,147 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-28 09:57:11,148 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:57:11,148 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.12 09:57:10" (1/3) ... [2021-12-28 09:57:11,149 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59a16f4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:57:11, skipping insertion in model container [2021-12-28 09:57:11,149 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:57:11,149 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:10" (2/3) ... [2021-12-28 09:57:11,149 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59a16f4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:57:11, skipping insertion in model container [2021-12-28 09:57:11,149 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:57:11,150 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:57:11" (3/3) ... [2021-12-28 09:57:11,150 INFO L388 chiAutomizerObserver]: Analyzing ICFG memleaks_test8.i [2021-12-28 09:57:11,186 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-28 09:57:11,186 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-28 09:57:11,186 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-28 09:57:11,186 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-28 09:57:11,186 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-28 09:57:11,187 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-28 09:57:11,187 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-28 09:57:11,187 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-28 09:57:11,195 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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) [2021-12-28 09:57:11,205 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-28 09:57:11,206 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-28 09:57:11,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.12 09:57:11 BoogieIcfgContainer [2021-12-28 09:57:11,209 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-28 09:57:11,209 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-28 09:57:11,209 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-28 09:57:11,209 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-28 09:57:11,210 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:57:11" (3/4) ... [2021-12-28 09:57:11,212 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-28 09:57:11,212 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-28 09:57:11,213 INFO L158 Benchmark]: Toolchain (without parser) took 766.23ms. Allocated memory is still 77.6MB. Free memory was 58.5MB in the beginning and 55.2MB in the end (delta: 3.3MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2021-12-28 09:57:11,213 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory was 58.7MB in the beginning and 58.6MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:57:11,214 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.84ms. Allocated memory is still 77.6MB. Free memory was 58.3MB in the beginning and 49.6MB in the end (delta: 8.6MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-12-28 09:57:11,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.53ms. Allocated memory is still 77.6MB. Free memory was 49.6MB in the beginning and 47.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:57:11,215 INFO L158 Benchmark]: Boogie Preprocessor took 29.06ms. Allocated memory is still 77.6MB. Free memory was 47.5MB in the beginning and 46.5MB in the end (delta: 983.1kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-28 09:57:11,215 INFO L158 Benchmark]: RCFGBuilder took 221.73ms. Allocated memory is still 77.6MB. Free memory was 46.5MB in the beginning and 37.5MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-28 09:57:11,215 INFO L158 Benchmark]: BuchiAutomizer took 63.26ms. Allocated memory is still 77.6MB. Free memory was 37.1MB in the beginning and 55.6MB in the end (delta: -18.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-12-28 09:57:11,216 INFO L158 Benchmark]: Witness Printer took 2.62ms. Allocated memory is still 77.6MB. Free memory was 55.6MB in the beginning and 55.2MB in the end (delta: 411.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:57:11,218 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory was 58.7MB in the beginning and 58.6MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.84ms. Allocated memory is still 77.6MB. Free memory was 58.3MB in the beginning and 49.6MB in the end (delta: 8.6MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.53ms. Allocated memory is still 77.6MB. Free memory was 49.6MB in the beginning and 47.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.06ms. Allocated memory is still 77.6MB. Free memory was 47.5MB in the beginning and 46.5MB in the end (delta: 983.1kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 221.73ms. Allocated memory is still 77.6MB. Free memory was 46.5MB in the beginning and 37.5MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 63.26ms. Allocated memory is still 77.6MB. Free memory was 37.1MB in the beginning and 55.6MB in the end (delta: -18.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Witness Printer took 2.62ms. Allocated memory is still 77.6MB. Free memory was 55.6MB in the beginning and 55.2MB in the end (delta: 411.4kB). There was no memory consumed. 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. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-28 09:57:11,263 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE