./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/IntPath_true-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/IntPath_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer --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 64bit --witnessprinter.graph.data.programhash d204ea6638a616c846b000f1a4abc2d6ee737a0e .................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:09:10,137 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:09:10,138 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:09:10,147 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:09:10,148 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:09:10,148 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:09:10,149 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:09:10,150 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:09:10,152 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:09:10,153 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:09:10,153 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:09:10,154 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:09:10,154 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:09:10,156 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:09:10,156 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:09:10,157 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:09:10,158 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:09:10,159 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:09:10,161 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:09:10,162 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:09:10,163 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:09:10,164 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:09:10,165 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:09:10,166 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:09:10,166 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:09:10,167 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:09:10,168 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:09:10,168 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:09:10,169 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:09:10,170 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:09:10,170 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:09:10,170 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:09:10,171 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:09:10,171 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:09:10,172 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:09:10,173 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:09:10,173 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-10-27 06:09:10,184 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:09:10,185 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:09:10,186 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 06:09:10,186 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 06:09:10,186 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 06:09:10,186 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-27 06:09:10,186 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-27 06:09:10,186 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-27 06:09:10,187 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-27 06:09:10,187 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-27 06:09:10,188 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-27 06:09:10,188 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:09:10,188 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 06:09:10,188 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:09:10,188 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:09:10,188 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-27 06:09:10,189 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-27 06:09:10,189 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-27 06:09:10,189 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:09:10,189 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-27 06:09:10,189 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-27 06:09:10,189 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:09:10,189 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:09:10,189 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-27 06:09:10,190 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:09:10,190 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 06:09:10,190 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-27 06:09:10,191 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-27 06:09:10,193 INFO L133 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d204ea6638a616c846b000f1a4abc2d6ee737a0e [2018-10-27 06:09:10,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:09:10,228 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:09:10,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:09:10,232 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:09:10,233 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:09:10,234 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/../../sv-benchmarks/c/termination-restricted-15/IntPath_true-termination_true-no-overflow.c [2018-10-27 06:09:10,279 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/data/a6cb3a376/eedc8f97232c4b419941720620baefb8/FLAGea2c0a8b3 [2018-10-27 06:09:10,667 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:09:10,667 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/sv-benchmarks/c/termination-restricted-15/IntPath_true-termination_true-no-overflow.c [2018-10-27 06:09:10,673 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/data/a6cb3a376/eedc8f97232c4b419941720620baefb8/FLAGea2c0a8b3 [2018-10-27 06:09:10,686 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/data/a6cb3a376/eedc8f97232c4b419941720620baefb8 [2018-10-27 06:09:10,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:09:10,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 06:09:10,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:09:10,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:09:10,694 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:09:10,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c869f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10, skipping insertion in model container [2018-10-27 06:09:10,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:09:10,719 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:09:10,822 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:09:10,824 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:09:10,834 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:09:10,843 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:09:10,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10 WrapperNode [2018-10-27 06:09:10,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:09:10,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:09:10,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:09:10,844 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:09:10,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:09:10,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:09:10,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:09:10,871 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:09:10,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... [2018-10-27 06:09:10,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:09:10,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:09:10,886 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:09:10,887 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:09:10,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_04a66ea9-3680-4bf5-b450-431f33c634da/bin-2019/uautomizer/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 [2018-10-27 06:09:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:09:10,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:09:11,156 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:09:11,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:09:11 BoogieIcfgContainer [2018-10-27 06:09:11,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:09:11,157 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-10-27 06:09:11,157 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-10-27 06:09:11,160 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-10-27 06:09:11,161 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:09:11,161 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:09:10" (1/3) ... [2018-10-27 06:09:11,162 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8a67887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:09:11, skipping insertion in model container [2018-10-27 06:09:11,162 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:09:11,163 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:10" (2/3) ... [2018-10-27 06:09:11,164 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8a67887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:09:11, skipping insertion in model container [2018-10-27 06:09:11,165 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:09:11,165 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:09:11" (3/3) ... [2018-10-27 06:09:11,166 INFO L375 chiAutomizerObserver]: Analyzing ICFG IntPath_true-termination_true-no-overflow.c [2018-10-27 06:09:11,217 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 06:09:11,218 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-10-27 06:09:11,218 INFO L375 BuchiCegarLoop]: Hoare is false [2018-10-27 06:09:11,218 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-10-27 06:09:11,218 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:09:11,218 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:09:11,218 INFO L379 BuchiCegarLoop]: Difference is false [2018-10-27 06:09:11,218 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:09:11,218 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-10-27 06:09:11,231 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-10-27 06:09:11,250 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-10-27 06:09:11,250 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:09:11,250 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:09:11,256 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-10-27 06:09:11,256 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-10-27 06:09:11,256 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-10-27 06:09:11,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-10-27 06:09:11,257 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-10-27 06:09:11,257 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:09:11,257 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:09:11,258 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-10-27 06:09:11,258 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-10-27 06:09:11,265 INFO L793 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_~i~0, main_~x~0, main_~y~0;havoc main_~i~0;havoc main_~x~0;havoc main_~y~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := 0;main_~y~0 := 0; 9#L13true assume !(main_~i~0 > 10);main_~y~0 := 1; 6#L18-2true [2018-10-27 06:09:11,266 INFO L795 eck$LassoCheckResult]: Loop: 6#L18-2true assume true; 8#L18true assume !!(main_~x~0 == main_~y~0); 6#L18-2true [2018-10-27 06:09:11,271 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:11,271 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2018-10-27 06:09:11,273 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:09:11,274 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:09:11,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:11,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:11,356 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:11,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1319, now seen corresponding path program 1 times [2018-10-27 06:09:11,356 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:09:11,356 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:09:11,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:11,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:11,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:11,365 INFO L82 PathProgramCache]: Analyzing trace with hash 28695818, now seen corresponding path program 1 times [2018-10-27 06:09:11,365 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:09:11,365 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:09:11,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:11,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:11,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:09:11,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:09:11,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:09:11,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 06:09:11,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-27 06:09:11,575 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 4 states. [2018-10-27 06:09:11,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:09:11,652 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2018-10-27 06:09:11,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 06:09:11,654 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 15 transitions. [2018-10-27 06:09:11,656 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-10-27 06:09:11,658 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 5 states and 5 transitions. [2018-10-27 06:09:11,659 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2018-10-27 06:09:11,659 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2018-10-27 06:09:11,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 5 transitions. [2018-10-27 06:09:11,660 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:09:11,660 INFO L705 BuchiCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-10-27 06:09:11,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 5 transitions. [2018-10-27 06:09:11,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-10-27 06:09:11,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-10-27 06:09:11,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-27 06:09:11,679 INFO L728 BuchiCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-10-27 06:09:11,679 INFO L608 BuchiCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-10-27 06:09:11,679 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-10-27 06:09:11,680 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 5 transitions. [2018-10-27 06:09:11,680 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-10-27 06:09:11,680 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:09:11,680 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:09:11,680 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-10-27 06:09:11,680 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-10-27 06:09:11,681 INFO L793 eck$LassoCheckResult]: Stem: 40#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 38#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_~i~0, main_~x~0, main_~y~0;havoc main_~i~0;havoc main_~x~0;havoc main_~y~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := 0;main_~y~0 := 0; 39#L13 assume main_~i~0 > 10;main_~x~0 := 1; 41#L18-2 [2018-10-27 06:09:11,681 INFO L795 eck$LassoCheckResult]: Loop: 41#L18-2 assume true; 42#L18 assume !!(main_~x~0 == main_~y~0); 41#L18-2 [2018-10-27 06:09:11,681 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:11,681 INFO L82 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2018-10-27 06:09:11,681 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:09:11,681 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:09:11,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:11,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:11,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:11,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1319, now seen corresponding path program 2 times [2018-10-27 06:09:11,688 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:09:11,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:09:11,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:11,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:09:11,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:11,694 INFO L82 PathProgramCache]: Analyzing trace with hash 28693896, now seen corresponding path program 1 times [2018-10-27 06:09:11,695 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:09:11,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:09:11,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,696 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-27 06:09:11,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:11,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:09:11,728 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:09:11,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:09:11,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 06:09:11,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-27 06:09:11,742 INFO L87 Difference]: Start difference. First operand 5 states and 5 transitions. cyclomatic complexity: 1 Second operand 4 states. [2018-10-27 06:09:11,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:09:11,754 INFO L93 Difference]: Finished difference Result 5 states and 4 transitions. [2018-10-27 06:09:11,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 06:09:11,754 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5 states and 4 transitions. [2018-10-27 06:09:11,755 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:09:11,755 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5 states to 0 states and 0 transitions. [2018-10-27 06:09:11,755 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-10-27 06:09:11,755 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-10-27 06:09:11,755 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-10-27 06:09:11,755 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:09:11,756 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:09:11,756 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:09:11,756 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:09:11,756 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-10-27 06:09:11,756 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:09:11,756 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:09:11,756 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-10-27 06:09:11,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:09:11 BoogieIcfgContainer [2018-10-27 06:09:11,762 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-10-27 06:09:11,762 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 06:09:11,762 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 06:09:11,762 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 06:09:11,763 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:09:11" (3/4) ... [2018-10-27 06:09:11,766 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 06:09:11,766 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 06:09:11,767 INFO L168 Benchmark]: Toolchain (without parser) took 1077.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.4 MB). Free memory was 961.1 MB in the beginning and 1.2 GB in the end (delta: -195.8 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:11,768 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:09:11,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.60 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 950.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:11,770 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.44 ms. Allocated memory is still 1.0 GB. Free memory is still 950.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:09:11,770 INFO L168 Benchmark]: Boogie Preprocessor took 15.18 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 947.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:11,771 INFO L168 Benchmark]: RCFGBuilder took 270.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.4 MB). Free memory was 947.6 MB in the beginning and 1.2 GB in the end (delta: -244.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:11,771 INFO L168 Benchmark]: BuchiAutomizer took 604.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:11,772 INFO L168 Benchmark]: Witness Printer took 4.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:09:11,775 INFO L336 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 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 153.60 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 950.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.44 ms. Allocated memory is still 1.0 GB. Free memory is still 950.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.18 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 947.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 270.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.4 MB). Free memory was 947.6 MB in the beginning and 1.2 GB in the end (delta: -244.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 604.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. * Witness Printer took 4.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic). 2 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 0.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 18 SDtfs, 12 SDslu, 12 SDs, 0 SdLazy, 9 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 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...