./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.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_test7-2.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 bcce9a9edb6d3d97e1dc81d42ff33dae1a3a6c5a4c6632dbb9f71fe2bbff6634 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 09:57:06,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 09:57:06,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 09:57:06,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 09:57:06,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 09:57:06,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 09:57:06,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 09:57:06,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 09:57:06,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 09:57:06,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 09:57:06,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 09:57:06,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 09:57:06,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 09:57:06,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 09:57:06,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 09:57:06,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 09:57:06,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 09:57:06,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 09:57:06,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 09:57:06,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 09:57:06,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 09:57:06,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 09:57:06,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 09:57:06,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 09:57:06,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 09:57:06,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 09:57:06,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 09:57:06,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 09:57:06,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 09:57:06,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 09:57:06,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 09:57:06,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 09:57:06,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 09:57:06,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 09:57:06,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 09:57:06,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 09:57:06,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 09:57:06,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 09:57:06,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 09:57:06,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 09:57:06,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 09:57:06,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-28 09:57:06,797 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 09:57:06,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 09:57:06,798 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 09:57:06,799 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 09:57:06,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 09:57:06,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 09:57:06,801 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 09:57:06,802 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-28 09:57:06,802 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-28 09:57:06,802 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-28 09:57:06,803 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-28 09:57:06,803 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-28 09:57:06,804 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-28 09:57:06,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 09:57:06,804 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-28 09:57:06,804 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 09:57:06,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 09:57:06,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-28 09:57:06,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 09:57:06,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-28 09:57:06,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-28 09:57:06,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-28 09:57:06,806 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-28 09:57:06,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 09:57:06,806 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-28 09:57:06,806 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 09:57:06,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-28 09:57:06,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 09:57:06,807 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 09:57:06,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 09:57:06,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 09:57:06,808 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-28 09:57:06,808 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcce9a9edb6d3d97e1dc81d42ff33dae1a3a6c5a4c6632dbb9f71fe2bbff6634 [2021-12-28 09:57:07,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 09:57:07,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 09:57:07,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 09:57:07,097 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 09:57:07,097 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 09:57:07,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.i [2021-12-28 09:57:07,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f63285b9b/e355f8c5fe404a0f9f48d419e628b359/FLAG0039f7188 [2021-12-28 09:57:07,580 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 09:57:07,581 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.i [2021-12-28 09:57:07,594 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f63285b9b/e355f8c5fe404a0f9f48d419e628b359/FLAG0039f7188 [2021-12-28 09:57:07,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f63285b9b/e355f8c5fe404a0f9f48d419e628b359 [2021-12-28 09:57:07,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 09:57:07,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 09:57:07,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 09:57:07,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 09:57:07,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 09:57:07,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:57:07" (1/1) ... [2021-12-28 09:57:07,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a8647e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:07, skipping insertion in model container [2021-12-28 09:57:07,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:57:07" (1/1) ... [2021-12-28 09:57:07,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 09:57:07,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 09:57:07,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:57:07,963 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 09:57:07,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:57:08,025 INFO L208 MainTranslator]: Completed translation [2021-12-28 09:57:08,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08 WrapperNode [2021-12-28 09:57:08,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 09:57:08,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 09:57:08,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 09:57:08,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 09:57:08,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,059 INFO L137 Inliner]: procedures = 169, calls = 78, calls flagged for inlining = 31, calls inlined = 8, statements flattened = 63 [2021-12-28 09:57:08,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 09:57:08,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 09:57:08,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 09:57:08,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 09:57:08,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 09:57:08,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 09:57:08,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 09:57:08,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 09:57:08,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (1/1) ... [2021-12-28 09:57:08,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:57:08,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:57:08,110 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 09:57:08,116 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 09:57:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 09:57:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 09:57:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 09:57:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 09:57:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 09:57:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 09:57:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 09:57:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 09:57:08,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 09:57:08,240 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 09:57:08,257 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 09:57:08,440 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 09:57:08,444 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 09:57:08,444 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 09:57:08,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:57:08 BoogieIcfgContainer [2021-12-28 09:57:08,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 09:57:08,446 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-28 09:57:08,446 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-28 09:57:08,450 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-28 09:57:08,451 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:57:08,451 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.12 09:57:07" (1/3) ... [2021-12-28 09:57:08,452 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@192a7d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:57:08, skipping insertion in model container [2021-12-28 09:57:08,452 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:57:08,452 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:57:08" (2/3) ... [2021-12-28 09:57:08,452 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@192a7d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:57:08, skipping insertion in model container [2021-12-28 09:57:08,452 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:57:08,452 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:57:08" (3/3) ... [2021-12-28 09:57:08,453 INFO L388 chiAutomizerObserver]: Analyzing ICFG memleaks_test7-2.i [2021-12-28 09:57:08,486 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-28 09:57:08,487 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-28 09:57:08,487 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-28 09:57:08,487 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-28 09:57:08,487 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-28 09:57:08,488 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-28 09:57:08,488 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-28 09:57:08,488 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-28 09:57:08,503 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 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 09:57:08,533 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-28 09:57:08,533 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-28 09:57:08,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.12 09:57:08 BoogieIcfgContainer [2021-12-28 09:57:08,536 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-28 09:57:08,537 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-28 09:57:08,537 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-28 09:57:08,538 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-28 09:57:08,538 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:57:08" (3/4) ... [2021-12-28 09:57:08,540 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-28 09:57:08,540 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-28 09:57:08,543 INFO L158 Benchmark]: Toolchain (without parser) took 932.26ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 35.2MB in the end (delta: 10.0MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-12-28 09:57:08,544 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:57:08,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.11ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 37.4MB in the end (delta: 7.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-28 09:57:08,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.26ms. Allocated memory is still 67.1MB. Free memory was 37.4MB in the beginning and 35.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-28 09:57:08,546 INFO L158 Benchmark]: Boogie Preprocessor took 19.86ms. Allocated memory is still 67.1MB. Free memory was 35.3MB in the beginning and 33.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:57:08,546 INFO L158 Benchmark]: RCFGBuilder took 362.74ms. Allocated memory is still 67.1MB. Free memory was 33.9MB in the beginning and 40.7MB in the end (delta: -6.8MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-12-28 09:57:08,547 INFO L158 Benchmark]: BuchiAutomizer took 90.20ms. Allocated memory is still 67.1MB. Free memory was 40.4MB in the beginning and 35.4MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-28 09:57:08,547 INFO L158 Benchmark]: Witness Printer took 3.80ms. Allocated memory is still 67.1MB. Free memory was 35.4MB in the beginning and 35.2MB in the end (delta: 255.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:57:08,554 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 67.1MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.11ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 37.4MB in the end (delta: 7.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.26ms. Allocated memory is still 67.1MB. Free memory was 37.4MB in the beginning and 35.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.86ms. Allocated memory is still 67.1MB. Free memory was 35.3MB in the beginning and 33.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 362.74ms. Allocated memory is still 67.1MB. Free memory was 33.9MB in the beginning and 40.7MB in the end (delta: -6.8MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 90.20ms. Allocated memory is still 67.1MB. Free memory was 40.4MB in the beginning and 35.4MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 3.80ms. Allocated memory is still 67.1MB. Free memory was 35.4MB in the beginning and 35.2MB in the end (delta: 255.5kB). 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 09:57:08,589 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE