./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/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 32bit --witnessprinter.graph.data.programhash d5465abd0acd0e19d367a95bacffc8ac4a6f2d65 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:36:31,713 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:36:31,714 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:36:31,720 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:36:31,720 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:36:31,720 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:36:31,721 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:36:31,722 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:36:31,723 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:36:31,723 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:36:31,724 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:36:31,724 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:36:31,724 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:36:31,725 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:36:31,725 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:36:31,726 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:36:31,726 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:36:31,727 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:36:31,728 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:36:31,729 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:36:31,729 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:36:31,730 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:36:31,731 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:36:31,731 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:36:31,731 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:36:31,732 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:36:31,732 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:36:31,733 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:36:31,733 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:36:31,734 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:36:31,734 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:36:31,734 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:36:31,734 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:36:31,734 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:36:31,735 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:36:31,735 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:36:31,735 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-02 14:36:31,743 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:36:31,743 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:36:31,744 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:36:31,744 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:36:31,744 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 14:36:31,744 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 14:36:31,744 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 14:36:31,744 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 14:36:31,744 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 14:36:31,744 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 14:36:31,744 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 14:36:31,744 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 14:36:31,745 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:36:31,746 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 14:36:31,746 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:36:31,746 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:36:31,746 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 14:36:31,746 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:36:31,746 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 14:36:31,746 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 14:36:31,746 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 14:36:31,747 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_36caa656-8082-46bd-b01a-d06af05375b7/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5465abd0acd0e19d367a95bacffc8ac4a6f2d65 [2018-12-02 14:36:31,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:36:31,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:36:31,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:36:31,777 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:36:31,777 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:36:31,777 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-12-02 14:36:31,814 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/data/b99515196/864532d8d4564a5ab211a203dca28163/FLAG4f909c77c [2018-12-02 14:36:32,258 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:36:32,258 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-12-02 14:36:32,262 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/data/b99515196/864532d8d4564a5ab211a203dca28163/FLAG4f909c77c [2018-12-02 14:36:32,272 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/data/b99515196/864532d8d4564a5ab211a203dca28163 [2018-12-02 14:36:32,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:36:32,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:36:32,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:36:32,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:36:32,277 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:36:32,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672351b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32, skipping insertion in model container [2018-12-02 14:36:32,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:36:32,292 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:36:32,372 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:36:32,375 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:36:32,383 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:36:32,390 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:36:32,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32 WrapperNode [2018-12-02 14:36:32,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:36:32,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:36:32,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:36:32,391 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:36:32,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:36:32,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:36:32,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:36:32,410 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:36:32,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... [2018-12-02 14:36:32,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:36:32,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:36:32,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:36:32,451 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:36:32,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/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 [2018-12-02 14:36:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:36:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:36:32,555 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:36:32,556 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 14:36:32,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:36:32 BoogieIcfgContainer [2018-12-02 14:36:32,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:36:32,556 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 14:36:32,557 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 14:36:32,559 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 14:36:32,559 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 14:36:32,559 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 02:36:32" (1/3) ... [2018-12-02 14:36:32,560 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f15a1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 02:36:32, skipping insertion in model container [2018-12-02 14:36:32,560 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 14:36:32,560 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:36:32" (2/3) ... [2018-12-02 14:36:32,561 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f15a1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 02:36:32, skipping insertion in model container [2018-12-02 14:36:32,561 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 14:36:32,561 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:36:32" (3/3) ... [2018-12-02 14:36:32,562 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_up_down_false-unreach-call_true-termination.i [2018-12-02 14:36:32,594 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 14:36:32,595 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 14:36:32,595 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 14:36:32,595 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 14:36:32,595 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:36:32,595 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:36:32,595 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 14:36:32,596 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:36:32,596 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 14:36:32,604 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-02 14:36:32,616 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 14:36:32,616 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 14:36:32,616 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 14:36:32,620 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 14:36:32,620 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 14:36:32,621 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 14:36:32,621 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-02 14:36:32,621 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 14:36:32,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 14:36:32,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 14:36:32,622 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 14:36:32,622 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 14:36:32,626 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true [2018-12-02 14:36:32,627 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-02 14:36:32,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:36:32,630 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-02 14:36:32,632 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:36:32,632 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:36:32,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:32,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:36:32,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:32,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:36:32,689 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-02 14:36:32,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:36:32,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:36:32,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:32,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:36:32,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:32,697 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:36:32,698 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-02 14:36:32,698 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:36:32,698 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:36:32,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:32,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:36:32,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:32,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:32,742 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 14:36:32,743 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 14:36:32,743 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 14:36:32,743 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 14:36:32,743 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 14:36:32,743 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:32,743 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 14:36:32,744 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 14:36:32,744 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-12-02 14:36:32,744 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 14:36:32,744 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 14:36:32,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:32,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:32,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:32,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:32,842 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 14:36:32,842 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/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 [2018-12-02 14:36:32,851 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:32,851 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/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 [2018-12-02 14:36:32,877 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 14:36:32,877 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:32,888 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:36:32,888 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/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 [2018-12-02 14:36:32,903 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:32,903 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:32,905 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:36:32,905 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/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 [2018-12-02 14:36:32,920 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:32,920 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:32,922 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:36:32,922 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 6 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:32,937 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:32,937 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 7 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:32,954 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 14:36:32,954 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:34,265 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-02 14:36:34,270 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 14:36:34,270 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 14:36:34,270 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 14:36:34,270 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 14:36:34,270 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 14:36:34,270 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:34,270 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 14:36:34,270 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 14:36:34,270 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-12-02 14:36:34,270 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 14:36:34,270 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 14:36:34,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,320 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 14:36:34,323 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 14:36:34,324 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 [2018-12-02 14:36:34,325 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,325 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,325 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,325 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:34,326 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:36:34,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,331 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,332 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 [2018-12-02 14:36:34,332 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,333 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,333 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,333 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,333 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:34,333 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:36:34,334 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,334 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,335 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 [2018-12-02 14:36:34,335 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,335 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,335 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,335 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,335 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:34,336 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:36:34,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,336 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,337 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 [2018-12-02 14:36:34,337 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,337 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,337 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:34,338 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:36:34,338 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,344 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,344 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 14:36:34,344 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 [2018-12-02 14:36:34,345 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,345 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,345 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,345 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:34,346 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:34,346 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,349 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 [2018-12-02 14:36:34,349 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,349 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,349 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,350 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:34,350 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:34,350 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,351 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,351 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 [2018-12-02 14:36:34,352 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,352 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,352 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:34,352 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:34,353 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,354 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 [2018-12-02 14:36:34,354 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,354 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,354 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,354 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,354 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:34,355 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:34,355 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,362 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 14:36:34,363 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 [2018-12-02 14:36:34,363 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,363 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,364 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,364 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,370 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 [2018-12-02 14:36:34,371 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,371 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,371 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,371 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,372 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,372 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,373 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,373 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 [2018-12-02 14:36:34,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,374 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,374 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,374 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,375 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,375 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 [2018-12-02 14:36:34,375 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,376 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,376 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,376 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,377 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,384 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 14:36:34,384 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 [2018-12-02 14:36:34,385 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,385 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:34,386 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:34,386 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,391 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 [2018-12-02 14:36:34,391 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,392 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:34,393 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:34,393 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,394 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,394 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 [2018-12-02 14:36:34,395 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,395 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,395 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,395 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:34,396 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:34,396 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,397 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 [2018-12-02 14:36:34,398 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:34,398 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,398 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,398 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:34,399 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:34,400 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,409 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 14:36:34,410 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 [2018-12-02 14:36:34,410 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,411 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:34,411 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,411 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:34,411 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:34,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,420 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,421 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 [2018-12-02 14:36:34,421 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,421 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:34,421 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,422 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:34,422 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:34,422 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,423 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 [2018-12-02 14:36:34,423 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,423 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:34,423 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,424 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:34,424 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:34,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,425 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,425 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 [2018-12-02 14:36:34,425 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,425 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:34,425 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,425 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,426 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,426 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:34,426 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:34,426 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,446 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,446 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 14:36:34,446 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 [2018-12-02 14:36:34,447 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,447 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:34,447 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,448 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,449 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,463 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,463 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 [2018-12-02 14:36:34,464 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,464 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:34,464 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,464 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,465 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,465 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,466 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,466 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,468 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,468 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 [2018-12-02 14:36:34,469 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,469 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:34,469 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,469 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,470 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,471 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,471 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,472 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,473 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 [2018-12-02 14:36:34,473 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,473 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:34,474 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,474 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,476 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,476 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,498 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,498 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 14:36:34,498 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 [2018-12-02 14:36:34,499 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,499 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:34,499 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,500 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:34,501 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:34,501 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,518 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 [2018-12-02 14:36:34,518 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,519 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:34,519 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,519 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,519 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,519 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:34,521 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:34,521 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,522 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,522 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 [2018-12-02 14:36:34,523 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,523 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:34,523 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,523 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,524 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,524 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:34,525 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:34,525 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,526 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,526 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 [2018-12-02 14:36:34,527 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,527 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:34,527 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,527 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,528 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:34,530 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:34,530 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,557 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,558 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 14:36:34,558 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 [2018-12-02 14:36:34,558 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,559 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:34,559 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,559 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,559 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,559 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,559 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,560 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,562 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,563 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 [2018-12-02 14:36:34,563 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,563 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:34,563 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,563 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,563 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,563 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,564 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,564 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,565 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,566 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 [2018-12-02 14:36:34,566 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,566 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:34,566 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,566 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,566 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,566 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,567 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,567 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,568 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 [2018-12-02 14:36:34,569 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,569 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:34,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,569 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:34,570 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:34,570 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,574 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,574 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 14:36:34,575 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 [2018-12-02 14:36:34,575 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,575 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:34,575 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,576 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:34,576 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:34,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,581 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,581 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 [2018-12-02 14:36:34,582 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,582 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:34,582 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,582 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,582 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,582 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:34,583 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:34,583 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,585 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,585 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 [2018-12-02 14:36:34,586 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,586 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:34,586 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,586 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:34,587 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:34,587 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,589 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,590 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 [2018-12-02 14:36:34,590 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:34,590 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:34,590 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:34,590 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:34,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:34,591 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:34,591 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:34,592 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:34,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:34,626 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 14:36:34,626 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 14:36:34,627 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 14:36:34,627 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 14:36:34,627 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 14:36:34,627 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:34,627 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 14:36:34,627 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 14:36:34,627 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-02 14:36:34,627 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 14:36:34,628 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 14:36:34,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:34,711 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 14:36:34,711 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:34,713 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:34,713 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:34,716 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:36:34,716 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:34,740 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:34,740 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:34,742 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:36:34,742 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 10 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:34,758 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:34,758 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 11 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:34,775 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 14:36:34,775 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:34,783 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:36:34,784 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 12 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:34,799 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:34,799 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:34,828 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 14:36:34,828 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:46,880 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 14:36:46,888 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 14:36:46,888 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 14:36:46,889 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 14:36:46,889 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 14:36:46,889 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 14:36:46,889 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:46,889 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 14:36:46,889 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 14:36:46,889 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-02 14:36:46,889 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 14:36:46,889 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 14:36:46,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:46,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:46,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:46,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:46,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:46,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:46,957 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 14:36:46,957 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 14:36:46,957 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 [2018-12-02 14:36:46,957 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,958 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,958 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,958 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:46,958 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:36:46,958 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,959 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,959 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 [2018-12-02 14:36:46,959 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,959 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,959 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:46,960 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:36:46,960 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,960 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 [2018-12-02 14:36:46,961 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,961 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,961 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:46,961 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:36:46,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,962 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,962 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 [2018-12-02 14:36:46,962 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,962 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,962 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:46,963 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:46,963 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 14:36:46,966 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,966 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 [2018-12-02 14:36:46,967 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,967 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,967 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,967 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,967 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:46,967 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:36:46,967 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,968 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,968 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 [2018-12-02 14:36:46,968 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,968 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,969 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,969 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:36:46,969 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:46,969 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 14:36:46,973 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,974 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 14:36:46,974 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 [2018-12-02 14:36:46,974 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,974 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,975 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,975 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:46,975 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:46,975 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,975 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,975 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 [2018-12-02 14:36:46,976 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,976 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,976 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,976 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,976 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:46,976 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:46,976 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,977 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,977 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 [2018-12-02 14:36:46,977 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,977 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,978 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,978 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,978 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:46,978 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:46,978 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,979 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 [2018-12-02 14:36:46,979 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,979 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:46,980 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 14:36:46,980 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 14:36:46,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,983 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 [2018-12-02 14:36:46,983 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,983 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,983 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,984 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:46,984 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:46,984 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,984 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,985 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 [2018-12-02 14:36:46,985 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,985 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,985 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:46,986 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 14:36:46,986 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 14:36:46,992 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,992 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 14:36:46,992 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 [2018-12-02 14:36:46,992 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,992 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,993 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:46,993 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:46,993 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,993 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,994 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 [2018-12-02 14:36:46,994 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,994 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,994 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,994 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,994 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:46,995 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:46,995 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,995 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,995 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 [2018-12-02 14:36:46,996 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,996 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:46,996 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,996 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,996 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:46,996 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:46,996 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:46,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:46,997 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 [2018-12-02 14:36:46,997 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:46,997 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:46,997 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:46,997 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:46,998 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:36:46,998 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:36:47,002 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,002 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 [2018-12-02 14:36:47,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:47,002 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,003 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,003 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:47,003 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,003 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,004 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 [2018-12-02 14:36:47,004 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:47,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,004 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,005 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:36:47,005 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:36:47,012 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,012 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 14:36:47,012 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 [2018-12-02 14:36:47,013 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:47,013 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,013 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,013 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,013 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,013 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:47,014 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,014 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,014 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 [2018-12-02 14:36:47,014 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:47,015 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,015 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,015 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:47,015 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,015 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,016 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 [2018-12-02 14:36:47,016 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:47,016 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,016 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,016 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,016 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,017 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:47,017 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,017 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 [2018-12-02 14:36:47,018 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:47,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,018 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,019 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 14:36:47,019 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 14:36:47,023 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,023 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 [2018-12-02 14:36:47,024 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:47,024 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,024 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,024 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,024 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,024 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:47,025 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,025 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,025 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 [2018-12-02 14:36:47,025 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:36:47,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,026 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,027 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 14:36:47,027 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 14:36:47,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,036 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 14:36:47,036 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 [2018-12-02 14:36:47,036 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,036 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,037 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:47,037 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:47,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,037 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,037 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 [2018-12-02 14:36:47,038 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,038 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,038 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,038 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,038 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,038 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:47,038 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:47,038 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,039 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,039 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 [2018-12-02 14:36:47,039 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,039 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,039 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,039 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:47,040 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:47,040 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,040 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 [2018-12-02 14:36:47,041 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,041 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,041 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,041 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,041 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:47,041 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 14:36:47,042 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 14:36:47,046 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,047 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 [2018-12-02 14:36:47,047 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,047 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,047 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,047 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,047 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,047 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:47,047 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:36:47,048 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,048 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,048 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 [2018-12-02 14:36:47,048 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,048 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,049 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,049 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,049 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:36:47,049 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 14:36:47,050 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 14:36:47,060 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,061 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 14:36:47,061 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 [2018-12-02 14:36:47,061 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,061 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:47,061 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,061 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,061 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,062 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:47,062 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,062 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,063 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 [2018-12-02 14:36:47,063 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,063 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:47,063 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,063 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,063 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,063 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,063 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:47,063 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,064 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,064 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 [2018-12-02 14:36:47,064 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,064 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:47,064 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,065 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,065 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,065 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,065 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:47,065 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,066 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,066 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 [2018-12-02 14:36:47,066 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,066 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:47,066 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,066 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,066 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,067 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:36:47,067 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:36:47,075 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,075 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 [2018-12-02 14:36:47,076 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,076 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:47,076 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,076 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,076 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,076 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,077 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:47,077 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,077 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,078 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 [2018-12-02 14:36:47,078 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,078 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:36:47,078 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,078 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,078 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,080 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:36:47,080 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:36:47,105 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,106 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 14:36:47,106 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 [2018-12-02 14:36:47,106 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,106 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,107 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,107 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,107 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:47,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,108 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,108 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 [2018-12-02 14:36:47,109 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,109 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,109 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,109 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,109 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,110 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:47,110 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,110 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,110 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 [2018-12-02 14:36:47,111 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,111 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,111 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,111 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,111 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,111 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,112 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:47,112 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,113 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,113 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 [2018-12-02 14:36:47,113 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,113 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,113 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,114 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,114 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,115 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 14:36:47,115 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 14:36:47,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,129 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 [2018-12-02 14:36:47,130 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,130 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,130 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,131 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,132 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:36:47,132 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,133 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,133 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 [2018-12-02 14:36:47,133 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,134 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,134 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,134 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,134 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:36:47,137 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 14:36:47,137 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 14:36:47,192 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,192 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 14:36:47,192 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 [2018-12-02 14:36:47,192 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,192 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,193 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,193 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,193 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:47,193 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,194 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 [2018-12-02 14:36:47,194 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,195 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,195 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,195 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,195 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,195 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,195 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:47,195 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,197 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 [2018-12-02 14:36:47,197 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,197 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,197 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,197 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,198 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:47,198 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,199 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,199 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 [2018-12-02 14:36:47,199 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,199 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,200 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,200 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:36:47,200 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:36:47,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,207 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 [2018-12-02 14:36:47,207 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,208 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,208 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,208 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:36:47,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,238 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 [2018-12-02 14:36:47,239 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,239 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:36:47,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,240 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:36:47,241 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:36:47,241 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:36:47,249 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,250 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 14:36:47,250 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 [2018-12-02 14:36:47,250 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,250 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,251 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:47,251 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:47,251 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,253 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 [2018-12-02 14:36:47,253 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,253 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,253 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,254 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,254 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,254 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:47,254 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:47,254 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,256 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 [2018-12-02 14:36:47,257 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,257 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,257 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:47,258 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:47,258 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,261 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 [2018-12-02 14:36:47,261 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,261 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,262 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:47,263 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 14:36:47,264 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 14:36:47,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,277 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 [2018-12-02 14:36:47,277 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,277 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:36:47,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,278 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:47,278 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:36:47,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:36:47,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,281 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 [2018-12-02 14:36:47,281 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:36:47,281 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:36:47,281 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:36:47,281 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:36:47,281 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:36:47,283 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 14:36:47,284 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 14:36:47,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:36:47,307 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-02 14:36:47,308 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-02 14:36:47,308 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-02 14:36:47,308 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:36:47,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-02 14:36:47,308 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:36:47,308 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:36:47,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:47,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:36:47,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:47,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:36:47,314 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-02 14:36:47,314 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:36:47,314 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:36:47,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:47,315 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 14:36:47,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:47,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:36:47,318 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-02 14:36:47,318 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:36:47,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:36:47,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:47,319 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 14:36:47,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:36:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:36:47,357 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 14:36:47,357 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 14:36:47,357 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 14:36:47,357 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 14:36:47,357 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 14:36:47,357 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:47,357 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 14:36:47,357 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 14:36:47,357 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-12-02 14:36:47,357 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 14:36:47,357 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 14:36:47,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:47,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:47,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:47,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:36:47,404 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 14:36:47,404 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 14 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:47,407 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:47,407 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:47,410 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:36:47,410 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:47,435 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:47,435 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:36:47,437 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:36:47,437 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 16 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:47,463 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:36:47,463 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:36:47,490 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 14:36:47,490 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:37:00,652 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 14:37:00,659 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 14:37:00,659 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 14:37:00,659 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 14:37:00,659 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 14:37:00,659 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 14:37:00,659 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:00,659 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 14:37:00,659 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 14:37:00,659 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-12-02 14:37:00,660 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 14:37:00,660 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 14:37:00,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,716 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 14:37:00,716 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 14:37:00,716 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 [2018-12-02 14:37:00,717 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,717 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:00,718 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:37:00,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,718 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,719 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 [2018-12-02 14:37:00,719 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,719 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,719 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,719 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,719 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:00,719 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:37:00,720 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,720 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,720 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 [2018-12-02 14:37:00,720 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,721 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:00,721 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:37:00,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,723 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 [2018-12-02 14:37:00,724 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,724 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,724 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,724 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:00,724 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:37:00,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,725 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,725 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 14:37:00,726 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 [2018-12-02 14:37:00,726 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,726 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,726 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,726 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:00,727 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:00,727 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,727 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,727 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 [2018-12-02 14:37:00,728 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,728 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,728 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:00,728 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:00,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,729 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,729 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 [2018-12-02 14:37:00,729 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,729 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,730 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:00,730 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:00,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,732 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 [2018-12-02 14:37:00,733 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,733 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,733 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:00,733 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:00,733 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,735 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 14:37:00,735 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 [2018-12-02 14:37:00,735 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,735 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,736 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,736 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,736 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,736 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,737 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 [2018-12-02 14:37:00,737 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,737 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,737 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,737 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,737 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,737 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,738 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,738 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,738 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 [2018-12-02 14:37:00,739 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,739 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,739 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,739 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,739 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,739 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,742 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 [2018-12-02 14:37:00,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,742 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,743 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,743 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,743 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,744 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,744 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 14:37:00,745 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 [2018-12-02 14:37:00,745 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,745 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:00,746 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:00,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,746 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 [2018-12-02 14:37:00,747 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,747 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,747 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:00,747 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:00,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,748 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 [2018-12-02 14:37:00,749 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,749 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,749 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:00,749 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:00,749 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,752 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 [2018-12-02 14:37:00,753 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:00,753 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,753 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:00,754 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:00,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,755 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,755 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 14:37:00,756 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 [2018-12-02 14:37:00,756 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,756 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:00,756 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,757 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:00,757 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:00,757 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,758 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 [2018-12-02 14:37:00,758 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,758 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:00,759 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,759 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:00,759 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:00,759 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,760 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,760 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 [2018-12-02 14:37:00,760 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,760 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:00,761 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,761 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,761 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,761 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:00,761 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:00,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,767 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 [2018-12-02 14:37:00,768 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,768 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:00,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,768 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:00,768 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:00,769 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,771 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,771 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 14:37:00,772 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 [2018-12-02 14:37:00,772 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,772 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:00,772 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,772 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,773 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,773 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,773 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,774 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,774 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 [2018-12-02 14:37:00,775 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,775 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:00,775 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,775 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,775 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,776 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,776 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,777 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,777 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 [2018-12-02 14:37:00,778 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,778 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:00,778 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,778 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,778 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,778 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,779 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,788 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,788 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 [2018-12-02 14:37:00,788 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,789 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:00,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,789 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,790 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,790 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,796 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 14:37:00,796 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 [2018-12-02 14:37:00,796 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,796 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:00,796 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,797 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:00,798 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:00,798 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,798 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,799 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 [2018-12-02 14:37:00,799 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,799 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:00,799 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,799 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,799 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,799 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:00,800 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:00,800 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,801 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 [2018-12-02 14:37:00,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,802 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:00,802 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,802 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:00,803 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:00,804 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,819 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,820 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 [2018-12-02 14:37:00,820 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,820 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:00,820 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,820 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,820 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,821 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:00,822 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:00,822 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,831 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,831 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 14:37:00,831 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 [2018-12-02 14:37:00,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,832 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:00,832 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,832 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,832 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,832 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,832 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,834 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 [2018-12-02 14:37:00,834 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,834 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:00,834 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,835 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,835 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,835 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,835 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,836 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,837 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 [2018-12-02 14:37:00,837 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,837 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:00,837 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,837 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,837 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,837 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,838 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,838 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,842 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,842 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 [2018-12-02 14:37:00,842 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,843 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:00,843 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,843 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,843 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,843 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:00,843 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:00,843 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,845 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,846 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 14:37:00,846 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 [2018-12-02 14:37:00,846 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,847 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:00,847 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,847 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,847 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,847 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:00,848 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:00,848 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,850 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,850 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 [2018-12-02 14:37:00,851 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,851 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:00,851 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,851 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,851 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,851 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:00,852 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:00,852 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,853 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,854 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 [2018-12-02 14:37:00,854 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,854 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:00,854 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,854 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,854 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,855 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:00,855 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:00,855 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,862 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,863 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 [2018-12-02 14:37:00,863 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:00,863 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:00,863 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:00,863 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:00,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:00,863 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:00,864 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:00,864 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:00,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:00,890 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 14:37:00,890 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 14:37:00,890 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 14:37:00,890 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 14:37:00,890 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 14:37:00,890 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:00,890 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 14:37:00,890 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 14:37:00,890 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-02 14:37:00,891 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 14:37:00,891 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 14:37:00,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:00,988 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 14:37:00,988 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:00,990 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:37:00,990 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:37:00,995 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:37:00,995 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 19 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:01,020 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:37:01,020 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:37:01,022 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:37:01,022 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 20 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:01,039 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:37:01,039 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:37:01,041 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:37:01,042 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 21 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:01,067 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:37:01,067 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:37:01,069 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:37:01,069 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 22 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 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:01,095 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:37:01,095 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 23 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 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:01,122 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 14:37:01,122 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:37:01,133 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 14:37:01,133 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 24 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 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:01,158 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 14:37:01,158 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36caa656-8082-46bd-b01a-d06af05375b7/bin-2019/uautomizer/z3 Starting monitored process 25 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:01,177 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 14:37:01,177 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 14:37:13,252 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 14:37:13,259 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 14:37:13,260 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 14:37:13,260 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 14:37:13,260 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 14:37:13,260 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 14:37:13,260 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 14:37:13,260 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 14:37:13,260 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 14:37:13,260 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-02 14:37:13,260 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 14:37:13,260 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 14:37:13,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:13,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:13,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:13,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:13,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:13,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 14:37:13,349 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 14:37:13,349 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 14:37:13,349 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 [2018-12-02 14:37:13,350 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,350 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:13,350 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:37:13,351 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,351 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,352 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 [2018-12-02 14:37:13,352 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,352 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,352 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:13,353 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:37:13,353 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,353 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 [2018-12-02 14:37:13,354 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,354 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,354 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,354 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,354 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:13,354 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:37:13,354 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,355 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,355 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 [2018-12-02 14:37:13,355 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,355 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,356 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,356 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:13,356 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 14:37:13,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,356 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,356 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 [2018-12-02 14:37:13,357 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,357 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,357 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,357 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:13,358 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:13,358 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 14:37:13,361 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,361 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 [2018-12-02 14:37:13,362 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,362 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,362 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 14:37:13,363 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:13,363 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 14:37:13,368 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,368 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 14:37:13,368 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 [2018-12-02 14:37:13,368 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,368 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,369 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,369 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,369 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,369 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:13,369 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,370 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 [2018-12-02 14:37:13,370 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,370 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,370 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,371 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:13,371 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,371 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,371 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 [2018-12-02 14:37:13,372 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,372 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,372 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,372 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,372 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,372 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:13,372 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,373 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,373 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 [2018-12-02 14:37:13,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,373 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,374 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:13,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,374 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 [2018-12-02 14:37:13,374 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,375 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,375 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 14:37:13,375 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 14:37:13,378 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,379 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 [2018-12-02 14:37:13,379 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,379 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,380 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 14:37:13,380 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 14:37:13,386 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,386 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 14:37:13,387 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 [2018-12-02 14:37:13,387 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,387 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,387 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,388 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,388 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,388 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,389 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 [2018-12-02 14:37:13,389 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,389 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,389 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,389 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,389 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,390 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 [2018-12-02 14:37:13,390 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,390 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,390 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,390 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,391 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,391 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,391 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,392 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 [2018-12-02 14:37:13,392 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,392 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,393 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,393 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,393 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,393 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 [2018-12-02 14:37:13,393 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,394 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,395 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:37:13,395 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:37:13,398 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,398 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 [2018-12-02 14:37:13,399 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,399 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,399 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,399 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,400 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:37:13,400 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:37:13,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,409 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 14:37:13,409 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 [2018-12-02 14:37:13,410 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,410 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,410 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,410 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:13,411 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,411 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,411 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 [2018-12-02 14:37:13,411 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,412 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,412 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,412 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,412 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,412 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:13,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,413 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,413 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 [2018-12-02 14:37:13,413 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,413 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,413 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,414 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:13,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,414 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,415 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 [2018-12-02 14:37:13,415 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,415 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,415 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,415 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:13,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,416 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,416 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 [2018-12-02 14:37:13,416 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,417 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,418 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 14:37:13,418 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 14:37:13,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,422 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 [2018-12-02 14:37:13,423 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 14:37:13,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,423 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,425 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 14:37:13,425 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 14:37:13,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,434 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 14:37:13,434 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 [2018-12-02 14:37:13,435 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,435 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,435 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,435 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,435 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,435 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,436 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:13,436 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,436 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,436 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 [2018-12-02 14:37:13,437 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,437 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,437 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,437 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:13,437 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,438 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 [2018-12-02 14:37:13,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,438 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,439 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,439 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:13,439 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,440 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,440 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 [2018-12-02 14:37:13,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,440 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,441 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,441 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,441 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 14:37:13,441 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,442 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 [2018-12-02 14:37:13,442 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,442 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,442 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,442 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,443 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 14:37:13,443 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 14:37:13,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,451 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 [2018-12-02 14:37:13,451 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,451 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,451 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 14:37:13,452 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 14:37:13,453 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 14:37:13,474 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,475 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 14:37:13,475 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 [2018-12-02 14:37:13,475 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,475 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:13,475 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,476 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,476 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,476 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,477 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 [2018-12-02 14:37:13,478 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,478 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:13,478 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,478 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,479 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,479 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,479 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,480 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 [2018-12-02 14:37:13,480 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,480 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:13,480 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,480 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,480 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,481 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,481 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,482 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,482 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 [2018-12-02 14:37:13,482 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,482 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:13,482 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,483 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,483 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,483 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,483 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,484 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,484 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 [2018-12-02 14:37:13,485 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,485 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:13,485 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,485 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,486 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:37:13,486 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:37:13,497 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,497 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 [2018-12-02 14:37:13,498 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,498 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 14:37:13,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,498 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,500 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:37:13,500 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:37:13,539 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,539 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 14:37:13,539 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 [2018-12-02 14:37:13,540 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,540 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,540 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,540 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,540 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,540 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,541 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:13,541 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,541 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,542 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 [2018-12-02 14:37:13,542 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,542 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,542 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,542 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,543 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,543 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:13,543 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,544 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 [2018-12-02 14:37:13,545 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,545 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,545 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,545 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,545 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,545 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,546 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:13,546 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,546 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,547 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 [2018-12-02 14:37:13,547 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,547 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,547 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,547 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,547 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,548 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,548 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 14:37:13,548 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,549 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,549 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 [2018-12-02 14:37:13,549 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,549 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,550 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,550 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,550 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,551 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 14:37:13,551 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 14:37:13,584 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,585 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 [2018-12-02 14:37:13,585 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,585 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,585 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,586 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 14:37:13,588 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 14:37:13,588 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 14:37:13,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,652 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 14:37:13,652 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 [2018-12-02 14:37:13,653 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,653 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,653 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,653 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,653 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,654 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,654 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,655 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 [2018-12-02 14:37:13,655 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,655 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,655 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,655 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,656 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,656 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,657 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 [2018-12-02 14:37:13,657 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,657 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,657 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,658 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,659 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,659 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 [2018-12-02 14:37:13,659 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,659 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,660 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,660 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 14:37:13,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,661 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 [2018-12-02 14:37:13,661 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,661 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,662 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,662 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,662 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,662 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:37:13,663 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:37:13,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,669 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 [2018-12-02 14:37:13,669 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,670 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 14:37:13,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,670 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 14:37:13,671 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 14:37:13,671 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 14:37:13,685 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,685 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 14:37:13,686 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 [2018-12-02 14:37:13,686 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,686 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,686 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,686 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,686 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,686 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:13,687 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:13,687 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,689 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,689 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 [2018-12-02 14:37:13,689 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,689 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,689 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,690 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:13,690 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:13,690 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,691 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,691 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 [2018-12-02 14:37:13,692 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,692 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,692 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,692 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,692 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,692 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:13,693 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:13,693 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,694 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,694 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 [2018-12-02 14:37:13,695 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,695 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,695 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 14:37:13,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,695 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:13,695 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 14:37:13,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 14:37:13,697 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,697 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 [2018-12-02 14:37:13,697 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,697 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,698 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,698 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:13,699 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 14:37:13,699 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 14:37:13,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,716 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 [2018-12-02 14:37:13,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 14:37:13,716 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 14:37:13,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 14:37:13,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 14:37:13,716 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 14:37:13,718 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 14:37:13,718 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 14:37:13,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 14:37:13,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 02:37:13 BoogieIcfgContainer [2018-12-02 14:37:13,754 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 14:37:13,755 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:37:13,755 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:37:13,755 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:37:13,755 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:36:32" (3/4) ... [2018-12-02 14:37:13,758 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 14:37:13,758 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:37:13,759 INFO L168 Benchmark]: Toolchain (without parser) took 41485.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 216.5 MB). Free memory was 962.4 MB in the beginning and 783.8 MB in the end (delta: 178.6 MB). Peak memory consumption was 395.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:37:13,760 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:37:13,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 116.02 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-02 14:37:13,761 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.14 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:37:13,761 INFO L168 Benchmark]: Boogie Preprocessor took 41.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -172.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-02 14:37:13,761 INFO L168 Benchmark]: RCFGBuilder took 105.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:37:13,762 INFO L168 Benchmark]: BuchiAutomizer took 41198.01 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 88.6 MB). Free memory was 1.1 GB in the beginning and 783.8 MB in the end (delta: 323.7 MB). Peak memory consumption was 412.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:37:13,762 INFO L168 Benchmark]: Witness Printer took 3.71 ms. Allocated memory is still 1.2 GB. Free memory is still 783.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:37:13,764 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 116.02 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.14 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -172.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 105.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 41198.01 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 88.6 MB). Free memory was 1.1 GB in the beginning and 783.8 MB in the end (delta: 323.7 MB). Peak memory consumption was 412.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.71 ms. Allocated memory is still 1.2 GB. Free memory is still 783.8 MB. 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 41.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 41.1s. 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 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital24 mio100 ax100 hnf100 lsp72 ukn100 mio100 lsp100 div429 bol100 ite100 ukn100 eq144 hnf47 smp91 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 18ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 25.3s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0;" "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" Loop: "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...