./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.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_test10-1.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 405f1f88928971d68fe43dfe32aefe8e38a8cf55 .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 08:19:27,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 08:19:27,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 08:19:27,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 08:19:27,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 08:19:27,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 08:19:27,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 08:19:27,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 08:19:27,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 08:19:27,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 08:19:27,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 08:19:27,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 08:19:27,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 08:19:27,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 08:19:27,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 08:19:27,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 08:19:27,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 08:19:27,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 08:19:27,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 08:19:27,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 08:19:27,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 08:19:27,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 08:19:27,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 08:19:27,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 08:19:27,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 08:19:27,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 08:19:27,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 08:19:27,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 08:19:27,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 08:19:27,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 08:19:27,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 08:19:27,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 08:19:27,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 08:19:27,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 08:19:27,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 08:19:27,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 08:19:27,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 08:19:27,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 08:19:27,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 08:19:27,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 08:19:27,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 08:19:27,700 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-20 08:19:27,737 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 08:19:27,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 08:19:27,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 08:19:27,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 08:19:27,741 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 08:19:27,741 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-20 08:19:27,741 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-20 08:19:27,742 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-20 08:19:27,742 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-20 08:19:27,743 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-20 08:19:27,744 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-20 08:19:27,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 08:19:27,744 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 08:19:27,745 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 08:19:27,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 08:19:27,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 08:19:27,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 08:19:27,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-20 08:19:27,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-20 08:19:27,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-20 08:19:27,747 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 08:19:27,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 08:19:27,747 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-20 08:19:27,747 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 08:19:27,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-20 08:19:27,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 08:19:27,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 08:19:27,748 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-20 08:19:27,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 08:19:27,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 08:19:27,749 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 08:19:27,749 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-20 08:19:27,750 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-20 08:19:27,750 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> 405f1f88928971d68fe43dfe32aefe8e38a8cf55 [2020-10-20 08:19:27,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 08:19:27,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 08:19:27,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 08:19:27,971 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 08:19:27,972 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 08:19:27,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i [2020-10-20 08:19:28,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec524b983/951d4d9786bf4258a7d652cdde9ef6c0/FLAG879346022 [2020-10-20 08:19:28,604 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 08:19:28,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i [2020-10-20 08:19:28,632 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec524b983/951d4d9786bf4258a7d652cdde9ef6c0/FLAG879346022 [2020-10-20 08:19:28,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec524b983/951d4d9786bf4258a7d652cdde9ef6c0 [2020-10-20 08:19:28,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 08:19:28,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 08:19:28,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 08:19:28,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 08:19:28,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 08:19:28,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 08:19:28" (1/1) ... [2020-10-20 08:19:28,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a729f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:28, skipping insertion in model container [2020-10-20 08:19:28,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 08:19:28" (1/1) ... [2020-10-20 08:19:28,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 08:19:28,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 08:19:29,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 08:19:29,417 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 08:19:29,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 08:19:29,604 INFO L208 MainTranslator]: Completed translation [2020-10-20 08:19:29,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29 WrapperNode [2020-10-20 08:19:29,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 08:19:29,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 08:19:29,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 08:19:29,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 08:19:29,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... [2020-10-20 08:19:29,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... [2020-10-20 08:19:29,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 08:19:29,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 08:19:29,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 08:19:29,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 08:19:29,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... [2020-10-20 08:19:29,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... [2020-10-20 08:19:29,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... [2020-10-20 08:19:29,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... [2020-10-20 08:19:29,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... [2020-10-20 08:19:29,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... [2020-10-20 08:19:29,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... [2020-10-20 08:19:29,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 08:19:29,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 08:19:29,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 08:19:29,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 08:19:29,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:19:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-20 08:19:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-20 08:19:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 08:19:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-20 08:19:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 08:19:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-20 08:19:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 08:19:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 08:19:30,152 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 08:19:30,153 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-10-20 08:19:30,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 08:19:30 BoogieIcfgContainer [2020-10-20 08:19:30,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 08:19:30,156 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-20 08:19:30,156 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-20 08:19:30,159 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-20 08:19:30,160 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 08:19:30,161 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.10 08:19:28" (1/3) ... [2020-10-20 08:19:30,162 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ab5435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 08:19:30, skipping insertion in model container [2020-10-20 08:19:30,162 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 08:19:30,162 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:29" (2/3) ... [2020-10-20 08:19:30,163 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ab5435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 08:19:30, skipping insertion in model container [2020-10-20 08:19:30,163 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 08:19:30,163 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 08:19:30" (3/3) ... [2020-10-20 08:19:30,165 INFO L373 chiAutomizerObserver]: Analyzing ICFG memleaks_test10-1.i [2020-10-20 08:19:30,211 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-20 08:19:30,212 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-20 08:19:30,212 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-20 08:19:30,212 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 08:19:30,212 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 08:19:30,212 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-20 08:19:30,213 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 08:19:30,213 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-20 08:19:30,225 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states. [2020-10-20 08:19:30,245 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 08:19:30,245 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-20 08:19:30,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.10 08:19:30 BoogieIcfgContainer [2020-10-20 08:19:30,249 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-20 08:19:30,249 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 08:19:30,249 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 08:19:30,250 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 08:19:30,250 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 08:19:30" (3/4) ... [2020-10-20 08:19:30,253 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 08:19:30,253 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 08:19:30,255 INFO L168 Benchmark]: Toolchain (without parser) took 1404.31 ms. Allocated memory was 37.2 MB in the beginning and 48.8 MB in the end (delta: 11.5 MB). Free memory was 17.3 MB in the beginning and 17.7 MB in the end (delta: -348.1 kB). Peak memory consumption was 11.2 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:30,256 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 34.1 MB. Free memory was 10.5 MB in the beginning and 10.4 MB in the end (delta: 47.7 kB). Peak memory consumption was 47.7 kB. Max. memory is 14.3 GB. [2020-10-20 08:19:30,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.15 ms. Allocated memory was 37.2 MB in the beginning and 46.7 MB in the end (delta: 9.4 MB). Free memory was 16.3 MB in the beginning and 15.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 15.6 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:30,258 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.30 ms. Allocated memory is still 46.7 MB. Free memory was 14.9 MB in the beginning and 12.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:30,259 INFO L168 Benchmark]: Boogie Preprocessor took 45.85 ms. Allocated memory was 46.7 MB in the beginning and 47.2 MB in the end (delta: 524.3 kB). Free memory was 12.5 MB in the beginning and 28.8 MB in the end (delta: -16.3 MB). Peak memory consumption was 1.5 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:30,260 INFO L168 Benchmark]: RCFGBuilder took 446.66 ms. Allocated memory was 47.2 MB in the beginning and 48.8 MB in the end (delta: 1.6 MB). Free memory was 28.8 MB in the beginning and 24.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 19.2 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:30,261 INFO L168 Benchmark]: BuchiAutomizer took 93.29 ms. Allocated memory is still 48.8 MB. Free memory was 24.3 MB in the beginning and 18.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:30,262 INFO L168 Benchmark]: Witness Printer took 3.58 ms. Allocated memory is still 48.8 MB. Free memory was 18.0 MB in the beginning and 17.7 MB in the end (delta: 341.6 kB). Peak memory consumption was 341.6 kB. Max. memory is 14.3 GB. [2020-10-20 08:19:30,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 34.1 MB. Free memory was 10.5 MB in the beginning and 10.4 MB in the end (delta: 47.7 kB). Peak memory consumption was 47.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 751.15 ms. Allocated memory was 37.2 MB in the beginning and 46.7 MB in the end (delta: 9.4 MB). Free memory was 16.3 MB in the beginning and 15.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 15.6 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 54.30 ms. Allocated memory is still 46.7 MB. Free memory was 14.9 MB in the beginning and 12.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 45.85 ms. Allocated memory was 46.7 MB in the beginning and 47.2 MB in the end (delta: 524.3 kB). Free memory was 12.5 MB in the beginning and 28.8 MB in the end (delta: -16.3 MB). Peak memory consumption was 1.5 MB. Max. memory is 14.3 GB. * RCFGBuilder took 446.66 ms. Allocated memory was 47.2 MB in the beginning and 48.8 MB in the end (delta: 1.6 MB). Free memory was 28.8 MB in the beginning and 24.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 19.2 MB. Max. memory is 14.3 GB. * BuchiAutomizer took 93.29 ms. Allocated memory is still 48.8 MB. Free memory was 24.3 MB in the beginning and 18.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 14.3 GB. * Witness Printer took 3.58 ms. Allocated memory is still 48.8 MB. Free memory was 18.0 MB in the beginning and 17.7 MB in the end (delta: 341.6 kB). Peak memory consumption was 341.6 kB. Max. memory is 14.3 GB. * 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: No data available 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! Received shutdown request...