./Ultimate.py --spec ../../sv-benchmarks/c/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 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 0.1.23-5842f4b [2018-11-18 15:20:39,521 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:20:39,522 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:20:39,529 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:20:39,529 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:20:39,530 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:20:39,530 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:20:39,531 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:20:39,532 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:20:39,533 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:20:39,533 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:20:39,534 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:20:39,534 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:20:39,535 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:20:39,536 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:20:39,536 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:20:39,537 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:20:39,539 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:20:39,540 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:20:39,541 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:20:39,542 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:20:39,542 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:20:39,544 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:20:39,544 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:20:39,544 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:20:39,544 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:20:39,545 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:20:39,546 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:20:39,547 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:20:39,547 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:20:39,547 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:20:39,548 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:20:39,548 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:20:39,548 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:20:39,549 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:20:39,549 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:20:39,550 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 15:20:39,559 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:20:39,559 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:20:39,560 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:20:39,560 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:20:39,560 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:20:39,560 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 15:20:39,560 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 15:20:39,561 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 15:20:39,561 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 15:20:39,561 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 15:20:39,561 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 15:20:39,561 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:20:39,561 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:20:39,562 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 15:20:39,562 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:20:39,562 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:20:39,562 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:20:39,562 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 15:20:39,562 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 15:20:39,562 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 15:20:39,562 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:20:39,563 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:20:39,563 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 15:20:39,563 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:20:39,563 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 15:20:39,563 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:20:39,563 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:20:39,563 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 15:20:39,563 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:20:39,563 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:20:39,563 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 15:20:39,564 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 15:20:39,564 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:39,587 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:20:39,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:20:39,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:20:39,597 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:20:39,597 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:20:39,597 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-11-18 15:20:39,633 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/data/a2cbe07a9/23212836002c487d8e98af82e7fb351a/FLAGbcd619300 [2018-11-18 15:20:39,956 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:20:39,956 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-11-18 15:20:39,960 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/data/a2cbe07a9/23212836002c487d8e98af82e7fb351a/FLAGbcd619300 [2018-11-18 15:20:39,969 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/data/a2cbe07a9/23212836002c487d8e98af82e7fb351a [2018-11-18 15:20:39,971 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:20:39,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:20:39,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:20:39,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:20:39,975 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:20:39,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:20:39" (1/1) ... [2018-11-18 15:20:39,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cfef79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:39, skipping insertion in model container [2018-11-18 15:20:39,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:20:39" (1/1) ... [2018-11-18 15:20:39,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:20:39,996 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:20:40,099 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:20:40,101 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:20:40,110 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:20:40,118 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:20:40,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40 WrapperNode [2018-11-18 15:20:40,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:20:40,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:20:40,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:20:40,119 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:20:40,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... [2018-11-18 15:20:40,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... [2018-11-18 15:20:40,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:20:40,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:20:40,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:20:40,138 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:20:40,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... [2018-11-18 15:20:40,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... [2018-11-18 15:20:40,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... [2018-11-18 15:20:40,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... [2018-11-18 15:20:40,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... [2018-11-18 15:20:40,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... [2018-11-18 15:20:40,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... [2018-11-18 15:20:40,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:20:40,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:20:40,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:20:40,150 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:20:40,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:20:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:20:40,299 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:20:40,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:20:40 BoogieIcfgContainer [2018-11-18 15:20:40,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:20:40,300 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 15:20:40,300 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 15:20:40,302 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 15:20:40,303 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 15:20:40,303 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 03:20:39" (1/3) ... [2018-11-18 15:20:40,303 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17a22d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 03:20:40, skipping insertion in model container [2018-11-18 15:20:40,303 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 15:20:40,303 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:20:40" (2/3) ... [2018-11-18 15:20:40,304 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17a22d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 03:20:40, skipping insertion in model container [2018-11-18 15:20:40,304 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 15:20:40,304 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:20:40" (3/3) ... [2018-11-18 15:20:40,305 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_up_down_false-unreach-call_true-termination.i [2018-11-18 15:20:40,335 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:20:40,336 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 15:20:40,336 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 15:20:40,336 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 15:20:40,336 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:20:40,336 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:20:40,336 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 15:20:40,336 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:20:40,336 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 15:20:40,344 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-18 15:20:40,357 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-18 15:20:40,357 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 15:20:40,357 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 15:20:40,362 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 15:20:40,363 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-18 15:20:40,363 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 15:20:40,363 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-18 15:20:40,364 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-18 15:20:40,364 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 15:20:40,364 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 15:20:40,364 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 15:20:40,364 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-18 15:20:40,371 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-3true [2018-11-18 15:20:40,371 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-3true assume true; 12#L15-1true 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#L15-3true [2018-11-18 15:20:40,375 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:40,375 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-18 15:20:40,376 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:20:40,376 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:20:40,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:40,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:40,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:40,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:40,438 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 1 times [2018-11-18 15:20:40,438 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:20:40,438 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:20:40,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:40,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:40,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:40,447 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:40,447 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 1 times [2018-11-18 15:20:40,447 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:20:40,447 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:20:40,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:40,448 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:40,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:40,506 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:20:40,507 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:20:40,507 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:20:40,507 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:20:40,508 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 15:20:40,508 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:40,508 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:20:40,508 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:20:40,508 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-18 15:20:40,508 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:20:40,508 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:20:40,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:40,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:40,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:40,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:40,710 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:20:40,710 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:40,714 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:40,714 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:40,719 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:20:40,719 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:40,736 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:40,736 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:40,756 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 15:20:40,757 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:40,766 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:20:40,767 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:40,783 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:40,783 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:40,801 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:20:40,801 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:40,821 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:40,821 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:40,845 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 15:20:40,846 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:42,163 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 15:20:42,167 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:20:42,167 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:20:42,167 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:20:42,167 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:20:42,168 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 15:20:42,168 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:42,168 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:20:42,168 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:20:42,168 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-18 15:20:42,168 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:20:42,168 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:20:42,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,234 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:20:42,237 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 15:20:42,238 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 [2018-11-18 15:20:42,239 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,240 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,241 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:42,242 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:20:42,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,246 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,246 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,247 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,247 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,247 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:42,248 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:20:42,248 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,251 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,252 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,252 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,253 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,254 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,254 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,254 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:42,255 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:20:42,255 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,256 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 [2018-11-18 15:20:42,257 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,258 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:42,258 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:20:42,259 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,266 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 15:20:42,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,267 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:42,267 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:42,268 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,269 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,269 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,269 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:42,270 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:42,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,274 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,274 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,274 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,274 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,274 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:42,275 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:42,275 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,276 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,276 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,276 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,277 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,277 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,277 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:42,278 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:42,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,287 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 15:20:42,288 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,288 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,288 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,289 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,289 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,289 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,291 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,291 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,292 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,292 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,298 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,299 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,299 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,300 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,301 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,301 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,301 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,302 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,303 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,303 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,314 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,314 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 15:20:42,315 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,316 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,316 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,316 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,316 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:42,317 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:42,317 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,319 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,319 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,320 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,320 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,320 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:42,321 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:42,322 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,329 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,329 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,330 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:42,330 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:42,330 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,332 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,332 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 [2018-11-18 15:20:42,332 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:42,333 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,333 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,333 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,333 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:42,334 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:42,335 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,345 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 15:20:42,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,347 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,347 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:42,347 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,347 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,347 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,347 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:42,348 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:42,348 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,350 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,350 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,351 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:42,351 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,351 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,351 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,351 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:42,352 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:42,352 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,366 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,369 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,369 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:42,369 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,369 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,370 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:42,371 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:42,371 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,372 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,373 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,373 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:42,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,373 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:42,374 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:42,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,392 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,392 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 15:20:42,393 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 [2018-11-18 15:20:42,393 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,394 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:42,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,394 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,395 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,396 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,398 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,398 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 [2018-11-18 15:20:42,398 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,399 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:42,399 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,399 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,399 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,399 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,400 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,400 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,413 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,413 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 [2018-11-18 15:20:42,414 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,414 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:42,414 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,414 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,415 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,416 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,419 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,419 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:42,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,419 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,421 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,444 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 15:20:42,444 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,445 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,445 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:42,445 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,446 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,446 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,446 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:42,448 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:42,448 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,449 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,450 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,450 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:42,450 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,451 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:42,453 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:42,453 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,478 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,478 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,479 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:42,479 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,479 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,479 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,479 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:42,480 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:42,480 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,482 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,482 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 [2018-11-18 15:20:42,482 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,483 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:42,483 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,483 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,483 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:42,485 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:42,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,515 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,515 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 15:20:42,516 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,516 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,516 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:42,516 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,517 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,517 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,517 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,517 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,520 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,520 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:42,520 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,521 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,521 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,521 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,525 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,526 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 [2018-11-18 15:20:42,526 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,526 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:42,526 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,527 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,527 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,527 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,527 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,529 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,530 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,530 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,530 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:42,530 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,531 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,531 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:42,532 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:42,532 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,538 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,538 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 15:20:42,538 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,539 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,539 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:42,539 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,539 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,539 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,540 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:42,540 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:42,540 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,544 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 [2018-11-18 15:20:42,545 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,545 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:42,545 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,545 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,545 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,545 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:42,546 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:42,546 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,553 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,553 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,554 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,554 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:42,554 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,555 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:42,555 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:42,556 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,559 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,559 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:42,560 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:42,560 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:42,560 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:42,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:42,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:42,560 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:42,561 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:42,561 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:42,571 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:42,605 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:20:42,606 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:20:42,606 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:20:42,606 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:20:42,606 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 15:20:42,606 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:42,606 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:20:42,606 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:20:42,606 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-18 15:20:42,606 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:20:42,607 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:20:42,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:42,751 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:20:42,751 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:42,753 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:42,753 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:42,756 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:20:42,756 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:42,782 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:42,783 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:42,785 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:20:42,785 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:42,810 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:42,810 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:42,843 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 15:20:42,843 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:42,855 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:20:42,855 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:42,882 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:42,882 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:42,903 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 15:20:42,903 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:56,441 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-18 15:20:56,447 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:20:56,447 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:20:56,447 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:20:56,447 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:20:56,447 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 15:20:56,448 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:56,448 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:20:56,448 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:20:56,448 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-18 15:20:56,448 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:20:56,448 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:20:56,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:56,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:56,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:56,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:56,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:56,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:56,598 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:20:56,598 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 15:20:56,598 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,598 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,599 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,599 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:56,599 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:20:56,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,600 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,601 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,601 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,601 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:56,601 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:20:56,601 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,602 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,602 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,603 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:56,604 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:56,604 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:20:56,608 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,608 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,609 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,609 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,609 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,609 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,609 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:56,609 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:20:56,610 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,610 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,610 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,611 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,611 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,611 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:56,612 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:56,612 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:20:56,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,618 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,619 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,619 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,619 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:20:56,620 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:20:56,620 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,620 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 15:20:56,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,621 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,622 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,622 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:56,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,622 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,623 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,623 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,623 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,623 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,623 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,623 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,624 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:56,624 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,624 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,624 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,625 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,625 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,626 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 15:20:56,626 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 15:20:56,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,631 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,632 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,632 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,632 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,632 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,632 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:56,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,634 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,634 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,635 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 15:20:56,636 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 15:20:56,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,645 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,645 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,646 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:56,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,647 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 15:20:56,647 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,647 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,647 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,648 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,648 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,648 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,648 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,649 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,649 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,649 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,650 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,650 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,650 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,651 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,651 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,651 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,652 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,652 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,653 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:20:56,653 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:20:56,659 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,659 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 [2018-11-18 15:20:56,659 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,660 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,660 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,661 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 [2018-11-18 15:20:56,661 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,661 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,662 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,662 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,663 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:20:56,664 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:20:56,674 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,674 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,675 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,675 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,675 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,675 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,675 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,676 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,676 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,676 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 15:20:56,677 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,677 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,677 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,678 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,678 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:56,678 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,678 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,679 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,679 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,679 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,679 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,679 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,679 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,680 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:56,680 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,680 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,681 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,681 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,681 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,681 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,681 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,683 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 15:20:56,683 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 15:20:56,689 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,690 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,690 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,690 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,690 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,690 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,691 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,691 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:56,691 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,692 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,692 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,692 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,692 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,693 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,693 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,695 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 15:20:56,695 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 15:20:56,708 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,708 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,709 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:20:56,709 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,709 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,709 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,709 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,710 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:56,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,710 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 15:20:56,711 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,711 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,711 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,711 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,711 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,712 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,712 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,712 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:56,712 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,713 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,713 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,714 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,714 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,714 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,714 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:56,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,716 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,716 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,717 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 15:20:56,717 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 15:20:56,725 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,725 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,726 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,726 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,726 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,726 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,726 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:56,727 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,727 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,727 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 [2018-11-18 15:20:56,728 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,728 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,728 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,730 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 15:20:56,730 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 15:20:56,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,748 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 [2018-11-18 15:20:56,749 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,749 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,749 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,749 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:20:56,750 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:20:56,750 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,751 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,751 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 15:20:56,751 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,751 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,751 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:56,752 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,752 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,752 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,752 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,752 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,753 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,754 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,754 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,755 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:56,755 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,755 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,755 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,756 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,756 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,757 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,757 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,757 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,758 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:56,758 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,758 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,758 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,759 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:20:56,760 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:20:56,772 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,772 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 [2018-11-18 15:20:56,773 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,773 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:56,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,773 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,774 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,774 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,775 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,776 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,776 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:56,776 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,777 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,777 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,779 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:20:56,779 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:20:56,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,813 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,813 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,813 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:20:56,813 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,814 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,814 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,814 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,815 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,815 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 15:20:56,816 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,816 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,816 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,816 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,817 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,817 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,818 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:56,818 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,818 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,818 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,819 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,819 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,819 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,819 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,819 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,819 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,820 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:56,820 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,821 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,821 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,822 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,822 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,822 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,822 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,822 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,824 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 15:20:56,824 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 15:20:56,848 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,848 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,849 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,849 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,849 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,849 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,849 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,849 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,850 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:56,850 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,851 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,851 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,852 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,852 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,852 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,852 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,852 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,856 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 15:20:56,856 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 15:20:56,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,918 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,919 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,919 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,919 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,920 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,920 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:20:56,921 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:20:56,921 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,922 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,922 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 15:20:56,922 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,923 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,923 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,923 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,923 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,923 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,923 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,924 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,924 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,925 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,925 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,926 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,926 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,926 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,926 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,926 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,926 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,927 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,927 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,928 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,928 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,929 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,929 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,929 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,930 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:20:56,930 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:20:56,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,939 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,940 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,940 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,940 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,940 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,941 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,941 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,941 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,943 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,943 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,944 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,944 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,944 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,944 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,944 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,946 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:20:56,946 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:20:56,962 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,963 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,963 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,963 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:20:56,963 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,964 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,964 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,964 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:20:56,964 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:20:56,964 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,965 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,966 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 15:20:56,966 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 [2018-11-18 15:20:56,966 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,966 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,966 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,967 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,967 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,967 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:56,967 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:56,967 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,969 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,969 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,970 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,970 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,970 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,970 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,970 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,970 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:56,971 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:56,971 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:56,972 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,973 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,973 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,973 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,973 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,974 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:56,976 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 15:20:56,976 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 15:20:56,996 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:56,996 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:56,996 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:56,996 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:56,997 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:56,997 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:56,997 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:56,997 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:57,046 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:57,046 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:57,050 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:57,050 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:57,051 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:57,051 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:57,051 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:57,051 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:57,051 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:57,055 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 15:20:57,055 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 15:20:57,086 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:57,086 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:20:57,087 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:20:57,087 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:20:57,087 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:20:57,087 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:20:57,087 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:20:57,087 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:20:57,088 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:20:57,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:20:57,090 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:20:57,090 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-18 15:20:57,090 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-3true assume true; 12#L15-1true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-3true [2018-11-18 15:20:57,090 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-3true assume true; 12#L15-1true 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#L15-3true [2018-11-18 15:20:57,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:57,091 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 2 times [2018-11-18 15:20:57,091 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:20:57,091 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:20:57,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:57,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:20:57,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:57,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:57,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 2 times [2018-11-18 15:20:57,098 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:20:57,098 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:20:57,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:57,098 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 15:20:57,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:57,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:20:57,101 INFO L82 PathProgramCache]: Analyzing trace with hash 889541199, now seen corresponding path program 3 times [2018-11-18 15:20:57,101 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:20:57,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:20:57,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:57,102 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 15:20:57,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:20:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:20:57,146 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:20:57,146 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:20:57,146 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:20:57,146 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:20:57,146 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 15:20:57,146 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:20:57,146 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:20:57,146 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:20:57,146 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-18 15:20:57,146 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:20:57,146 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:20:57,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:57,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:57,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:57,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:20:57,207 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:20:57,207 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:57,222 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:57,222 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:57,225 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:20:57,225 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:57,242 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:57,242 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:57,245 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:20:57,245 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:57,262 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:57,263 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:57,291 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 15:20:57,291 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:20:57,299 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:20:57,299 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:57,317 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:20:57,317 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:20:57,358 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 15:20:57,358 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:21:09,402 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-18 15:21:09,407 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:21:09,407 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:21:09,407 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:21:09,407 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:21:09,407 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 15:21:09,407 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:21:09,407 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:21:09,407 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:21:09,407 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-18 15:21:09,407 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:21:09,407 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:21:09,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,467 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:21:09,467 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 15:21:09,467 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,468 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,468 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,468 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:09,468 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:21:09,468 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,469 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,470 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,470 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,470 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:09,470 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:21:09,470 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,471 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,471 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,471 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,471 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,471 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,472 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:09,472 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:21:09,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,472 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,473 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 [2018-11-18 15:21:09,473 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,473 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,473 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,473 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,473 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:09,474 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:21:09,474 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,475 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 15:21:09,475 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 [2018-11-18 15:21:09,475 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,476 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,476 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:09,476 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:09,476 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,476 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,476 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,477 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,477 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,477 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,477 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:09,477 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:09,477 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,478 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,478 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,478 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,478 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:09,478 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:09,478 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,479 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,479 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,479 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,479 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,480 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:09,480 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:09,480 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,481 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,481 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 15:21:09,481 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,482 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,482 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,482 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,482 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,482 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,483 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,483 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,483 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,483 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,484 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,484 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,484 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,485 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,485 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,485 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,485 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,485 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,485 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,486 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,486 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,487 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,487 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,488 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,488 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,489 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,489 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,491 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 15:21:09,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,492 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,492 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,492 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:09,492 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:09,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,493 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,493 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,493 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,494 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:09,494 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:09,494 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,495 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,495 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,495 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,495 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,495 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,495 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,496 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:09,496 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:09,496 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,497 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,498 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 [2018-11-18 15:21:09,498 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:09,498 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,498 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:09,499 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:09,499 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,502 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 15:21:09,502 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,502 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,503 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:09,503 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,503 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,503 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:09,503 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:09,504 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,504 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,504 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,505 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,505 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:09,505 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,505 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,505 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,505 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:09,506 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:09,506 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,506 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,507 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,507 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:09,507 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,507 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,507 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,507 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:09,508 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:09,508 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,511 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,511 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:09,512 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,512 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:09,512 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:09,513 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,518 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 15:21:09,518 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 [2018-11-18 15:21:09,518 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,518 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:09,519 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,519 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,519 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,519 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,519 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,520 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,521 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,521 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:09,521 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,521 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,522 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,522 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,523 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,523 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,524 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,524 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:09,524 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,524 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,524 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,524 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,525 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,525 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,530 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,530 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,531 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,531 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:09,531 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,531 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,531 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,532 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,532 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,541 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,541 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 15:21:09,541 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,542 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,542 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:09,542 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,542 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,542 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,542 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:09,543 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:09,543 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,544 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 [2018-11-18 15:21:09,544 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,544 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:09,544 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,544 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,545 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,545 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:09,546 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:09,546 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,546 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,546 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,547 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,547 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:09,547 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,547 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,547 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,547 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:09,548 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:09,548 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,557 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,558 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 [2018-11-18 15:21:09,558 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,558 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:09,558 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,559 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,559 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,559 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:09,561 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:09,561 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,576 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,576 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 15:21:09,576 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,576 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,576 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:09,577 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,577 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,577 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,577 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,577 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,577 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,578 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,579 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,579 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,579 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:09,579 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,579 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,580 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,580 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,580 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,581 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,581 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 [2018-11-18 15:21:09,582 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,582 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:09,582 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,582 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,582 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,582 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,583 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,583 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,585 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,585 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 [2018-11-18 15:21:09,586 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,586 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:09,586 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,586 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:09,587 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:09,587 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,591 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 15:21:09,591 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,591 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,591 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:09,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,592 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,592 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,592 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:09,592 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:09,593 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,595 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,595 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,595 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,595 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:09,595 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,596 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,596 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,596 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:09,596 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:09,596 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,599 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,600 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,600 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,600 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:09,600 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,600 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,600 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,601 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:09,601 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:09,601 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,605 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,605 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:09,606 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:09,606 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:09,606 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:09,606 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:09,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:09,606 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:09,607 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:09,607 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:09,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:09,678 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:21:09,678 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:21:09,678 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:21:09,679 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:21:09,679 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 15:21:09,679 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:21:09,679 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:21:09,679 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:21:09,679 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-18 15:21:09,679 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:21:09,679 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:21:09,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:09,782 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:21:09,782 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:21:09,797 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:21:09,797 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:21:09,800 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:21:09,800 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:21:09,833 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:21:09,834 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:21:09,836 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:21:09,836 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:21:09,863 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:21:09,863 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:21:09,866 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:21:09,866 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:21:09,894 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:21:09,894 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:21:09,920 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 15:21:09,920 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:21:09,932 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:21:09,932 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/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 [2018-11-18 15:21:09,959 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:21:09,959 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:21:09,965 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:21:09,965 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_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/z3 Starting monitored process 26 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 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:21:09,994 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:21:09,994 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95a44b1e-2baa-4bf0-8807-8bccaea1e299/bin-2019/uautomizer/z3 Starting monitored process 27 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 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:21:10,024 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 15:21:10,024 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:21:24,942 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-18 15:21:24,950 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:21:24,950 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:21:24,950 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:21:24,950 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:21:24,950 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 15:21:24,950 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:21:24,950 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:21:24,950 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:21:24,950 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-18 15:21:24,950 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:21:24,950 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:21:24,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:24,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:24,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:24,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:24,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:24,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:21:25,076 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:21:25,076 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 15:21:25,077 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,077 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,077 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,077 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,077 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,078 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:25,078 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:21:25,078 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,079 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,079 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,079 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,079 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,080 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,080 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,080 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:25,080 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:21:25,080 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,080 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,081 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,093 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,093 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,093 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,093 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,093 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:25,093 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:21:25,093 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,094 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,094 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,094 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,094 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,094 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,094 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,095 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:25,095 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:21:25,095 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,095 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,095 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,096 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,096 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,096 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,096 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:25,097 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:25,097 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:21:25,100 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,100 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,100 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,100 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,100 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,100 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:21:25,101 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:25,101 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:21:25,106 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,106 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 15:21:25,107 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,107 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,107 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,107 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,107 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:25,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,108 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,108 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 [2018-11-18 15:21:25,108 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,108 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,109 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,109 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,109 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:25,109 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,109 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,110 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 [2018-11-18 15:21:25,110 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,110 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,110 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,110 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,110 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,110 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:25,111 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,111 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,111 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,111 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,111 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,112 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,112 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,112 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,112 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:25,112 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,112 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,113 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 [2018-11-18 15:21:25,113 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,113 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,113 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,113 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,114 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 15:21:25,114 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 15:21:25,118 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,119 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,119 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,120 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 15:21:25,120 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 15:21:25,127 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,127 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 15:21:25,128 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,128 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,128 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,128 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,128 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,128 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,129 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,129 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,129 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 [2018-11-18 15:21:25,130 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,130 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,130 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,130 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,130 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,131 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,131 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,131 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,131 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,131 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,132 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,132 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,132 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,132 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,133 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,133 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,133 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,133 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,133 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,133 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,134 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,134 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,134 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,134 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,134 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,135 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:21:25,135 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:21:25,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,140 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,140 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,140 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,140 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,140 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,142 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:21:25,142 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:21:25,151 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,151 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 15:21:25,151 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,152 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,152 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,152 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,153 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:25,153 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,154 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,154 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,154 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,154 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,154 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,154 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:25,154 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,155 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,155 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,155 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,156 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,156 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:25,156 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,157 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,157 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,157 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,158 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:25,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,158 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,158 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,159 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,160 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 15:21:25,160 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 15:21:25,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,166 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:21:25,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,166 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,168 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 15:21:25,168 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 15:21:25,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,180 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 15:21:25,180 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,181 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,181 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,181 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,181 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,181 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,182 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:25,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,183 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,183 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,183 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,183 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,184 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:25,184 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,184 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,185 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,185 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,185 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,185 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,185 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:25,186 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,186 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,187 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,187 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,187 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,187 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,187 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,187 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,187 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 15:21:25,187 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,188 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,188 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,188 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,189 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,189 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,189 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,189 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,190 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 15:21:25,190 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 15:21:25,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,198 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,199 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,199 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,199 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 15:21:25,200 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 15:21:25,201 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 15:21:25,219 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,219 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 15:21:25,220 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,220 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,220 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:25,220 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,221 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,221 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,222 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,222 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,223 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:25,223 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,223 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,223 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,223 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,224 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,224 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,225 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,225 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:25,225 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,225 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,225 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,225 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,226 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,226 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,227 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,227 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,227 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:25,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,228 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,228 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,228 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,229 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,229 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,229 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,229 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:25,229 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,229 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,230 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,231 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:21:25,231 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:21:25,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,243 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,243 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 15:21:25,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,244 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,245 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:21:25,245 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:21:25,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,290 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 15:21:25,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,291 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,291 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,291 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,292 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:25,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,292 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,293 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,293 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,293 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,293 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,293 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,293 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,293 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,294 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:25,294 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,295 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,295 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,296 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,296 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,296 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:25,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,297 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,298 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,298 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,298 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,299 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 15:21:25,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,299 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,300 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,300 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,300 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,300 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,302 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 15:21:25,302 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 15:21:25,333 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,333 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,333 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,334 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,334 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,334 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 15:21:25,336 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 15:21:25,336 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 15:21:25,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,432 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 15:21:25,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,433 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,433 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,433 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,434 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,434 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,435 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,436 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 [2018-11-18 15:21:25,436 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,436 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,436 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,436 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,437 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,437 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,438 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 [2018-11-18 15:21:25,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,439 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,439 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,439 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,439 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,441 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,441 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,441 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,442 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,442 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,442 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:21:25,442 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,443 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,444 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,444 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,444 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,444 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,444 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,444 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,445 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:21:25,446 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:21:25,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,458 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,458 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,458 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 15:21:25,458 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,458 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,459 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 15:21:25,460 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 15:21:25,460 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 15:21:25,479 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,479 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 15:21:25,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,480 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,480 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,480 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,480 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,480 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:25,481 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:25,481 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,483 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,483 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,483 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,484 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,484 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:25,484 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:25,484 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,486 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,486 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,487 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,487 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:25,488 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:25,488 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,490 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,491 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,491 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:21:25,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,491 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:25,492 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:21:25,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:21:25,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,494 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,494 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,494 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,495 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,495 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,495 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:25,497 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 15:21:25,497 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 15:21:25,532 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,532 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 15:21:25,533 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 15:21:25,533 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 15:21:25,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:21:25,533 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:21:25,533 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 15:21:25,536 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 15:21:25,536 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 15:21:25,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:21:25,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 03:21:25 BoogieIcfgContainer [2018-11-18 15:21:25,638 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 15:21:25,638 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:21:25,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:21:25,639 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:21:25,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:20:40" (3/4) ... [2018-11-18 15:21:25,642 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:21:25,642 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:21:25,643 INFO L168 Benchmark]: Toolchain (without parser) took 45671.26 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 306.2 MB). Free memory was 959.1 MB in the beginning and 1.3 GB in the end (delta: -307.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:21:25,644 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:21:25,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 146.67 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:21:25,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.49 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:21:25,645 INFO L168 Benchmark]: Boogie Preprocessor took 12.08 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:21:25,645 INFO L168 Benchmark]: RCFGBuilder took 149.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -201.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:21:25,645 INFO L168 Benchmark]: BuchiAutomizer took 45338.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 144.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -118.7 MB). Peak memory consumption was 404.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:21:25,646 INFO L168 Benchmark]: Witness Printer took 3.58 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:21:25,648 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 146.67 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.49 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.08 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 149.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -201.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 45338.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 144.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -118.7 MB). Peak memory consumption was 404.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.58 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 45.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 45.2s. 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: inital23 mio100 ax100 hnf100 lsp71 ukn100 mio100 lsp100 div439 bol100 ite100 ukn100 eq143 hnf47 smp91 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 38ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 27.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;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 true;" "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 true;" "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...