./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/a.08_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_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/a.08_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/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 5eba84e4342a10573302e58773b698f416dcbefc ....................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:18:46,660 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:18:46,662 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:18:46,668 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:18:46,668 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:18:46,669 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:18:46,670 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:18:46,671 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:18:46,672 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:18:46,673 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:18:46,673 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:18:46,674 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:18:46,674 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:18:46,675 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:18:46,675 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:18:46,676 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:18:46,676 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:18:46,677 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:18:46,679 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:18:46,680 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:18:46,680 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:18:46,681 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:18:46,682 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:18:46,682 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:18:46,682 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:18:46,683 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:18:46,684 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:18:46,684 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:18:46,685 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:18:46,686 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:18:46,686 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:18:46,686 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:18:46,686 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:18:46,686 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:18:46,687 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:18:46,688 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:18:46,688 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-10 09:18:46,697 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:18:46,697 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:18:46,698 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:18:46,698 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:18:46,698 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 09:18:46,698 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 09:18:46,698 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 09:18:46,699 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 09:18:46,699 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 09:18:46,699 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 09:18:46,699 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 09:18:46,699 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:18:46,699 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 09:18:46,699 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:18:46,700 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:18:46,700 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 09:18:46,700 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 09:18:46,700 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 09:18:46,700 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:18:46,700 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 09:18:46,700 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 09:18:46,701 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:18:46,701 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:18:46,701 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 09:18:46,701 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:18:46,701 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 09:18:46,701 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 09:18:46,702 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 09:18:46,702 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_338902a7-b5be-4a88-8afa-b59f6eff3521/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 -> 5eba84e4342a10573302e58773b698f416dcbefc [2018-11-10 09:18:46,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:18:46,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:18:46,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:18:46,738 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:18:46,738 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:18:46,738 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/../../sv-benchmarks/c/termination-restricted-15/a.08_true-termination_true-no-overflow.c [2018-11-10 09:18:46,778 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/data/f0584afaf/05929de22db942cda33cc9691d53077e/FLAGb892fe40f [2018-11-10 09:18:47,165 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:18:47,165 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/sv-benchmarks/c/termination-restricted-15/a.08_true-termination_true-no-overflow.c [2018-11-10 09:18:47,169 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/data/f0584afaf/05929de22db942cda33cc9691d53077e/FLAGb892fe40f [2018-11-10 09:18:47,179 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/data/f0584afaf/05929de22db942cda33cc9691d53077e [2018-11-10 09:18:47,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:18:47,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:18:47,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:18:47,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:18:47,186 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:18:47,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@133164ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47, skipping insertion in model container [2018-11-10 09:18:47,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:18:47,204 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:18:47,296 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:18:47,298 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:18:47,306 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:18:47,314 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:18:47,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47 WrapperNode [2018-11-10 09:18:47,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:18:47,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:18:47,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:18:47,315 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:18:47,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:18:47,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:18:47,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:18:47,341 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:18:47,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... [2018-11-10 09:18:47,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:18:47,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:18:47,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:18:47,355 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:18:47,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/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 [2018-11-10 09:18:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:18:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:18:47,520 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:18:47,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:18:47 BoogieIcfgContainer [2018-11-10 09:18:47,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:18:47,521 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 09:18:47,521 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 09:18:47,523 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 09:18:47,524 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 09:18:47,524 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 09:18:47" (1/3) ... [2018-11-10 09:18:47,525 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@78c008ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 09:18:47, skipping insertion in model container [2018-11-10 09:18:47,525 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 09:18:47,526 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:47" (2/3) ... [2018-11-10 09:18:47,526 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@78c008ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 09:18:47, skipping insertion in model container [2018-11-10 09:18:47,526 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 09:18:47,526 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:18:47" (3/3) ... [2018-11-10 09:18:47,529 INFO L375 chiAutomizerObserver]: Analyzing ICFG a.08_true-termination_true-no-overflow.c [2018-11-10 09:18:47,579 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 09:18:47,580 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 09:18:47,580 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 09:18:47,580 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 09:18:47,580 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 09:18:47,580 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 09:18:47,580 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 09:18:47,580 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 09:18:47,580 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 09:18:47,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-10 09:18:47,603 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-10 09:18:47,603 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 09:18:47,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 09:18:47,609 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 09:18:47,609 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-10 09:18:47,609 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 09:18:47,609 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-10 09:18:47,610 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-10 09:18:47,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 09:18:47,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 09:18:47,610 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 09:18:47,610 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-10 09:18:47,615 INFO L793 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~c~0, main_~x~0, main_~y~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~c~0 := 0; 9#L11-3true [2018-11-10 09:18:47,615 INFO L795 eck$LassoCheckResult]: Loop: 9#L11-3true assume true; 5#L11-1true assume !!(main_~x~0 > main_~y~0 && main_~x~0 < 2147483647);main_~x~0 := main_~x~0 + 1;main_~y~0 := main_~y~0 + 2; 9#L11-3true [2018-11-10 09:18:47,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:47,621 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-10 09:18:47,622 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 09:18:47,623 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 09:18:47,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:47,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:18:47,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:47,690 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:47,690 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 1 times [2018-11-10 09:18:47,690 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 09:18:47,690 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 09:18:47,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:47,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:18:47,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:47,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:47,704 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 1 times [2018-11-10 09:18:47,704 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 09:18:47,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 09:18:47,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:47,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:18:47,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:47,759 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 09:18:47,760 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 09:18:47,760 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 09:18:47,760 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 09:18:47,760 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 09:18:47,760 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 09:18:47,760 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 09:18:47,761 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 09:18:47,761 INFO L131 ssoRankerPreferences]: Filename of dumped script: a.08_true-termination_true-no-overflow.c_Iteration1_Loop [2018-11-10 09:18:47,761 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 09:18:47,761 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 09:18:47,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 09:18:47,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 09:18:47,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 09:18:47,889 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 09:18:47,889 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/z3 Starting monitored process 2 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 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 09:18:47,893 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 09:18:47,893 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 09:18:47,914 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 09:18:47,914 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/z3 Starting monitored process 3 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 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 09:18:47,921 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 09:18:47,921 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 09:18:47,938 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 09:18:47,938 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 09:18:47,940 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 09:18:47,940 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_338902a7-b5be-4a88-8afa-b59f6eff3521/bin-2019/uautomizer/z3 Starting monitored process 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 09:18:47,958 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 09:18:47,958 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 09:18:47,987 INFO L450 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-10 09:18:47,988 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 09:18:47,988 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 09:18:47,988 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 09:18:47,988 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 09:18:47,988 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 09:18:47,988 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 09:18:47,988 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 09:18:47,988 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 09:18:47,988 INFO L131 ssoRankerPreferences]: Filename of dumped script: a.08_true-termination_true-no-overflow.c_Iteration1_Loop [2018-11-10 09:18:47,989 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 09:18:47,989 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 09:18:47,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 09:18:47,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 09:18:47,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 09:18:48,074 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 09:18:48,077 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 09:18:48,079 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 09:18:48,080 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 09:18:48,080 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 09:18:48,080 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 09:18:48,080 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 09:18:48,083 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 09:18:48,084 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 09:18:48,091 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 09:18:48,091 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 09:18:48,092 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 09:18:48,093 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 09:18:48,093 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 09:18:48,093 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 09:18:48,095 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 09:18:48,095 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 09:18:48,103 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 09:18:48,103 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 09:18:48,104 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 09:18:48,105 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 09:18:48,105 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 09:18:48,105 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 09:18:48,105 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 09:18:48,106 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 09:18:48,106 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 09:18:48,115 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-10 09:18:48,124 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-10 09:18:48,124 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-10 09:18:48,126 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-10 09:18:48,126 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-10 09:18:48,126 INFO L517 LassoAnalysis]: Proved termination. [2018-11-10 09:18:48,127 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0) = -2*ULTIMATE.start_main_~x~0 + 4294967293 Supporting invariants [] [2018-11-10 09:18:48,128 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-10 09:18:48,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:18:48,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 09:18:48,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:18:48,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 09:18:48,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:18:48,183 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2018-11-10 09:18:48,184 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states. Second operand 3 states. [2018-11-10 09:18:48,210 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states.. Second operand 3 states. Result 18 states and 20 transitions. Complement of second has 5 states. [2018-11-10 09:18:48,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2018-11-10 09:18:48,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-10 09:18:48,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2018-11-10 09:18:48,214 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 2 letters. Loop has 2 letters. [2018-11-10 09:18:48,215 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 09:18:48,215 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 4 letters. Loop has 2 letters. [2018-11-10 09:18:48,215 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 09:18:48,215 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 2 letters. Loop has 4 letters. [2018-11-10 09:18:48,215 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 09:18:48,217 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2018-11-10 09:18:48,218 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 09:18:48,221 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2018-11-10 09:18:48,222 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-10 09:18:48,222 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-10 09:18:48,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-10 09:18:48,223 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 09:18:48,223 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 09:18:48,223 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 09:18:48,223 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 09:18:48,223 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 09:18:48,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-10 09:18:48,223 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 09:18:48,223 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-10 09:18:48,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 09:18:48 BoogieIcfgContainer [2018-11-10 09:18:48,229 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 09:18:48,229 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 09:18:48,229 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 09:18:48,229 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 09:18:48,230 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:18:47" (3/4) ... [2018-11-10 09:18:48,233 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 09:18:48,233 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 09:18:48,233 INFO L168 Benchmark]: Toolchain (without parser) took 1051.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -83.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:48,235 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:18:48,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 131.32 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:48,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.14 ms. Allocated memory is still 1.0 GB. Free memory is still 948.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:18:48,236 INFO L168 Benchmark]: Boogie Preprocessor took 14.30 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:48,236 INFO L168 Benchmark]: RCFGBuilder took 165.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:48,237 INFO L168 Benchmark]: BuchiAutomizer took 708.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. [2018-11-10 09:18:48,238 INFO L168 Benchmark]: Witness Printer took 3.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:18:48,241 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 131.32 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.14 ms. Allocated memory is still 1.0 GB. Free memory is still 948.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.30 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 165.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 708.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * x + 4294967293 and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 6 SDslu, 4 SDs, 0 SdLazy, 3 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax166 hnf100 lsp60 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq166 hnf93 smp100 dnf100 smp100 tf107 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 12ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 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...