./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/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 b37ffbbc4572f61f8e88c551dd4e5228bb86f8a0 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 02:41:47,496 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:41:47,497 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:41:47,504 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:41:47,504 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:41:47,504 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:41:47,505 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:41:47,506 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:41:47,507 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:41:47,507 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:41:47,507 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:41:47,508 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:41:47,508 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:41:47,509 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:41:47,509 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:41:47,509 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:41:47,510 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:41:47,511 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:41:47,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:41:47,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:41:47,513 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:41:47,513 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:41:47,514 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:41:47,515 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:41:47,515 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:41:47,515 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:41:47,516 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:41:47,516 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:41:47,516 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:41:47,517 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:41:47,517 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:41:47,517 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:41:47,518 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:41:47,518 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:41:47,518 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:41:47,519 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:41:47,519 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-02 02:41:47,527 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:41:47,527 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:41:47,527 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:41:47,528 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:41:47,528 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 02:41:47,528 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 02:41:47,528 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 02:41:47,528 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 02:41:47,528 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 02:41:47,528 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 02:41:47,528 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 02:41:47,528 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:41:47,528 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:41:47,529 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 02:41:47,530 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:41:47,530 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 02:41:47,530 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 02:41:47,530 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:41:47,530 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 02:41:47,530 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 02:41:47,531 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 02:41:47,531 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/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 -> b37ffbbc4572f61f8e88c551dd4e5228bb86f8a0 [2018-12-02 02:41:47,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:41:47,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:41:47,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:41:47,561 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:41:47,561 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:41:47,562 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/../../sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i [2018-12-02 02:41:47,601 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/data/319247bd5/5f9ae81e72ae4c63af55db1c3ea46711/FLAGe338e1eaa [2018-12-02 02:41:48,022 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:41:48,022 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i [2018-12-02 02:41:48,026 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/data/319247bd5/5f9ae81e72ae4c63af55db1c3ea46711/FLAGe338e1eaa [2018-12-02 02:41:48,034 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/data/319247bd5/5f9ae81e72ae4c63af55db1c3ea46711 [2018-12-02 02:41:48,036 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:41:48,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:41:48,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:41:48,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:41:48,040 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:41:48,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61fd144d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48, skipping insertion in model container [2018-12-02 02:41:48,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:41:48,058 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:41:48,150 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:41:48,152 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:41:48,160 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:41:48,168 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:41:48,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48 WrapperNode [2018-12-02 02:41:48,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:41:48,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:41:48,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:41:48,169 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:41:48,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:41:48,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:41:48,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:41:48,188 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:41:48,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... [2018-12-02 02:41:48,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:41:48,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:41:48,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:41:48,198 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:41:48,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:48,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:41:48,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:41:48,329 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:41:48,329 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 02:41:48,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:41:48 BoogieIcfgContainer [2018-12-02 02:41:48,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:41:48,329 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 02:41:48,329 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 02:41:48,331 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 02:41:48,332 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 02:41:48,332 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 02:41:48" (1/3) ... [2018-12-02 02:41:48,332 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1201daf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 02:41:48, skipping insertion in model container [2018-12-02 02:41:48,333 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 02:41:48,333 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:41:48" (2/3) ... [2018-12-02 02:41:48,333 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1201daf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 02:41:48, skipping insertion in model container [2018-12-02 02:41:48,333 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 02:41:48,333 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:41:48" (3/3) ... [2018-12-02 02:41:48,334 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_up_down_true-unreach-call_true-termination.i [2018-12-02 02:41:48,364 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 02:41:48,364 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 02:41:48,364 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 02:41:48,364 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 02:41:48,365 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 02:41:48,365 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 02:41:48,365 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 02:41:48,365 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 02:41:48,365 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 02:41:48,372 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-02 02:41:48,384 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 02:41:48,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 02:41:48,384 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 02:41:48,387 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 02:41:48,388 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 02:41:48,388 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 02:41:48,388 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-02 02:41:48,388 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 02:41:48,388 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 02:41:48,388 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 02:41:48,388 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 02:41:48,389 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 02:41:48,393 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true [2018-12-02 02:41:48,393 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-02 02:41:48,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:41:48,397 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-02 02:41:48,398 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:41:48,398 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:41:48,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:41:48,425 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:41:48,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:41:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:41:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:41:48,451 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:41:48,451 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-02 02:41:48,451 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:41:48,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:41:48,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:41:48,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:41:48,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:41:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:41:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:41:48,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:41:48,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-02 02:41:48,459 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:41:48,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:41:48,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:41:48,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:41:48,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:41:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:41:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:41:48,495 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:41:48,495 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:41:48,495 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:41:48,496 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:41:48,496 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 02:41:48,496 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:48,496 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:41:48,496 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:41:48,496 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-12-02 02:41:48,496 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:41:48,496 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:41:48,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:48,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:48,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:48,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:48,594 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:41:48,594 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:48,598 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:41:48,598 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:48,616 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 02:41:48,616 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:41:48,628 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:41:48,628 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:48,643 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:41:48,643 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:41:48,645 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:41:48,645 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:48,660 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:41:48,660 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:41:48,662 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:41:48,662 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:48,677 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:41:48,677 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:48,694 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 02:41:48,694 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:41:49,998 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-02 02:41:50,002 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:41:50,002 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:41:50,002 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:41:50,002 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:41:50,003 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 02:41:50,003 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:50,003 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:41:50,003 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:41:50,003 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-12-02 02:41:50,003 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:41:50,003 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:41:50,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,049 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:41:50,052 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 02:41:50,053 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,054 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,054 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,055 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,055 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,055 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:41:50,056 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:41:50,056 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,060 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,060 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,061 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,061 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,061 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,061 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:41:50,062 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:41:50,062 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,062 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,063 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,063 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,063 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,063 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,063 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,063 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:41:50,064 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:41:50,064 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,064 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,065 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,065 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,065 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,065 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,065 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,065 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:41:50,066 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:41:50,066 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,071 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,071 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 02:41:50,071 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,072 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,072 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,072 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,072 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,072 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:41:50,073 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:41:50,073 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,076 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,076 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,077 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,077 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,077 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,077 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,077 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:41:50,078 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:41:50,078 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,079 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,079 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 [2018-12-02 02:41:50,079 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,079 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,080 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,080 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,080 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:41:50,080 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:41:50,080 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,081 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,081 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 [2018-12-02 02:41:50,082 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,082 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,082 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,082 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,082 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:41:50,083 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:41:50,083 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,089 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,090 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 02:41:50,090 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,091 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,091 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,091 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,091 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,091 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,092 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,092 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,096 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,097 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,097 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,097 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,098 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,098 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,098 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,098 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,099 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,099 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,100 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 [2018-12-02 02:41:50,100 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,100 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,101 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,101 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,101 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,101 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,101 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,103 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,103 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,104 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,104 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,105 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,111 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,111 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 02:41:50,112 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,112 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,112 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,113 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,113 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,113 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:41:50,114 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:41:50,114 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,118 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,118 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 [2018-12-02 02:41:50,119 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,119 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,119 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:41:50,120 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:41:50,120 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,121 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,121 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,121 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,122 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,122 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,122 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,122 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:41:50,122 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:41:50,123 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,123 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,124 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,124 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:41:50,124 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,124 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,124 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,124 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:41:50,125 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:41:50,125 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,132 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,132 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 02:41:50,132 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 [2018-12-02 02:41:50,133 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,133 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:41:50,133 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,133 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,134 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:41:50,134 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:41:50,134 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,142 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,143 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,143 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:41:50,143 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,143 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,144 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:41:50,144 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:41:50,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,146 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,146 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,146 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:41:50,146 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,147 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,147 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:41:50,147 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:41:50,147 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,149 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,149 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:41:50,149 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,150 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:41:50,151 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:41:50,151 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,163 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 02:41:50,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,164 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,164 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:41:50,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,165 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,165 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,166 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,166 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,174 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,175 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,175 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:41:50,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,176 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,177 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,177 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,179 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,179 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:41:50,179 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,180 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,181 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,182 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 [2018-12-02 02:41:50,183 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,183 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:41:50,183 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,184 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,185 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,185 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,199 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,200 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 02:41:50,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,201 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,201 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:41:50,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,201 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:41:50,202 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:41:50,203 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,214 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,215 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,215 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:41:50,216 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,216 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,216 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:41:50,217 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:41:50,217 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,219 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,219 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:41:50,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,220 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:41:50,221 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:41:50,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,222 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 [2018-12-02 02:41:50,222 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,222 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:41:50,222 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,223 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:41:50,224 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:41:50,224 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,245 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 02:41:50,245 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,246 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,246 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:41:50,246 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,247 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,247 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,247 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,250 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,250 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,251 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,251 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:41:50,251 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,251 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,252 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,253 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,254 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,254 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:41:50,254 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,254 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,254 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,254 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,255 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,255 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,257 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,257 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:41:50,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,257 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:41:50,258 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:41:50,258 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,262 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,262 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 02:41:50,262 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,263 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,263 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:41:50,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,264 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:41:50,264 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:41:50,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,269 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 [2018-12-02 02:41:50,269 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,269 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:41:50,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,270 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:41:50,271 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:41:50,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,275 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,275 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:41:50,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,275 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:41:50,276 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:41:50,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,279 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:41:50,279 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:41:50,279 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:41:50,279 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:41:50,280 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:41:50,280 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:41:50,280 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:41:50,281 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:41:50,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:41:50,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:41:50,298 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:41:50,298 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:41:50,298 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:41:50,298 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:41:50,298 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 02:41:50,298 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:50,298 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:41:50,298 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:41:50,298 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-02 02:41:50,299 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:41:50,299 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:41:50,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:41:50,376 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:41:50,376 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:50,378 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:41:50,378 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:41:50,381 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:41:50,381 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:50,397 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:41:50,397 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:41:50,399 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:41:50,400 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:50,415 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:41:50,415 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:50,433 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 02:41:50,433 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:41:50,442 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:41:50,442 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:50,458 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:41:50,458 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:41:50,476 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 02:41:50,476 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:02,525 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 02:42:02,531 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:42:02,532 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:42:02,532 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:42:02,532 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:42:02,532 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 02:42:02,532 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:02,532 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:42:02,532 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:42:02,532 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-02 02:42:02,532 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:42:02,532 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:42:02,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:02,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:02,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:02,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:02,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:02,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:02,593 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:42:02,593 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 02:42:02,594 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,594 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,594 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,595 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,595 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,595 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:02,595 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:02,595 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,596 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,596 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,597 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,597 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:02,597 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:02,597 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,598 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,598 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 [2018-12-02 02:42:02,598 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,599 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:02,599 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:02,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,600 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 [2018-12-02 02:42:02,600 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,600 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,601 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:02,602 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:02,602 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 02:42:02,606 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,606 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,606 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,607 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,607 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,607 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,607 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:02,607 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:02,607 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,608 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,608 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 [2018-12-02 02:42:02,608 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,608 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,609 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,609 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:02,610 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:02,610 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 02:42:02,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,616 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 02:42:02,616 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,616 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,616 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,617 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,617 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:02,617 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,618 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 [2018-12-02 02:42:02,618 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,618 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,619 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,619 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:02,619 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,620 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,621 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,621 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,621 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:02,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,622 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,622 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,623 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,623 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,623 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,623 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,624 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 02:42:02,624 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 02:42:02,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,629 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,629 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,629 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,630 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:02,630 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,631 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,631 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,632 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 02:42:02,633 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 02:42:02,640 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,640 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 02:42:02,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,641 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,641 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,641 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,642 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,642 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,643 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,644 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,644 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,644 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,645 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,645 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,645 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,646 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,646 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,646 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,646 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,646 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,647 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,647 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 [2018-12-02 02:42:02,648 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,648 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,648 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,648 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,649 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:02,649 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:02,654 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,655 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,655 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,655 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,656 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,656 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,657 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,657 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,658 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,660 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:02,660 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:02,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,669 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 02:42:02,670 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,670 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,670 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,670 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,671 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:02,671 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,671 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,672 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,672 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,672 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,672 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,673 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,673 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:02,673 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,674 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,674 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 [2018-12-02 02:42:02,674 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,674 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,675 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,675 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,675 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,675 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:02,675 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,676 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,677 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,677 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,678 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 02:42:02,678 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 02:42:02,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,685 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,685 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,686 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,686 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,686 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,686 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:02,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,687 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,688 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:02,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,688 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,690 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 02:42:02,690 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 02:42:02,701 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,701 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 02:42:02,702 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,702 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,702 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,702 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,703 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,703 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,703 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,703 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:02,703 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,704 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,704 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,705 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,705 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,705 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,705 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,705 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,705 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,706 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:02,706 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,706 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,707 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,707 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,707 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,707 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,707 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,708 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,708 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:02,708 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,709 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,710 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,710 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,711 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 02:42:02,711 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 02:42:02,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,720 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,720 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,720 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,721 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,721 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:02,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,722 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,723 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,723 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,723 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:02,725 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 02:42:02,725 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 02:42:02,744 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,744 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 02:42:02,744 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,745 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,745 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:02,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,746 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,746 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,748 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,748 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:02,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,748 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,749 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,749 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,749 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,751 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,751 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:02,751 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,751 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,752 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,752 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,754 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:02,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,754 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,756 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:02,756 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:02,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,768 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,768 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,768 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:02,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,769 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,769 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,769 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,771 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,771 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,771 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:02,771 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,771 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,771 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,773 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:02,773 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:02,804 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,804 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 02:42:02,805 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,805 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,805 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,805 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,805 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,806 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,806 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,806 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:02,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,807 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,808 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,808 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,808 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,808 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,808 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,809 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:02,809 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,810 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,810 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,810 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,811 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,812 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:02,812 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,813 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,813 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 [2018-12-02 02:42:02,813 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,813 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,814 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,814 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,816 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 02:42:02,816 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 02:42:02,836 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,836 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,836 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,837 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,837 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,837 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,837 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,837 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,838 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:02,838 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,839 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,840 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,840 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,840 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,840 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:02,843 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 02:42:02,844 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 02:42:02,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,915 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 02:42:02,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,916 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,916 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,916 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,917 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,917 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,918 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 [2018-12-02 02:42:02,919 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,919 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,919 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,919 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,919 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,920 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,921 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,921 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,921 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,922 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,922 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,922 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,922 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,922 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,923 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,923 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,924 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,925 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,925 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,925 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,925 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,926 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:02,926 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:02,935 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,935 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,936 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,936 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,936 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,936 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,936 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,937 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:02,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,938 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,938 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,939 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,939 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:02,939 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,939 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,939 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:02,941 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:02,941 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:02,954 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,954 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 02:42:02,954 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,955 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,955 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,955 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,955 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:02,956 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:02,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,957 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,958 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,958 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,958 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,958 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,959 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:02,959 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:02,959 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,961 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,962 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,962 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,962 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,962 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:02,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,963 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,963 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:02,963 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:02,964 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:02,966 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:02,966 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:02,967 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:02,967 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:02,967 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:02,967 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:02,967 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:02,969 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 02:42:02,969 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 02:42:03,022 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:03,022 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:03,023 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:03,023 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:03,023 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:03,023 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:03,023 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:03,023 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:03,024 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:03,024 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:03,025 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:03,026 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:03,026 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:03,026 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:03,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:03,027 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:03,027 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:03,029 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 02:42:03,029 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 02:42:03,063 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:03,063 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-02 02:42:03,063 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-02 02:42:03,063 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-02 02:42:03,064 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:42:03,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-02 02:42:03,064 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:42:03,064 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:42:03,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:42:03,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:42:03,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:42:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:42:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:42:03,069 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:42:03,069 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-02 02:42:03,069 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:42:03,069 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:42:03,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:42:03,069 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 02:42:03,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:42:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:42:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:42:03,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:42:03,072 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-02 02:42:03,072 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:42:03,072 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:42:03,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:42:03,072 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 02:42:03,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:42:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:42:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:42:03,090 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:42:03,090 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:42:03,090 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:42:03,090 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:42:03,090 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 02:42:03,090 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:03,090 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:42:03,090 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:42:03,090 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-12-02 02:42:03,091 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:42:03,091 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:42:03,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:03,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:03,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:03,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:03,149 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:42:03,149 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:03,151 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:42:03,152 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:03,155 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:42:03,155 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:03,181 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:42:03,181 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:03,184 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:42:03,184 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:03,206 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:42:03,206 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:03,234 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 02:42:03,234 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:16,213 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 02:42:16,219 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:42:16,220 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:42:16,220 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:42:16,220 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:42:16,220 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 02:42:16,220 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,220 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:42:16,220 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:42:16,220 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-12-02 02:42:16,220 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:42:16,220 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:42:16,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,270 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:42:16,270 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 02:42:16,270 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,271 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,271 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,271 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,271 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:16,271 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:16,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,272 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,272 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,272 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,272 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:16,272 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:16,273 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,273 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 [2018-12-02 02:42:16,273 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,273 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:16,274 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:16,274 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,275 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,275 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,276 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,276 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:16,276 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:16,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,277 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 02:42:16,277 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,277 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,277 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,277 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,277 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:16,277 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:16,277 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,278 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:16,278 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:16,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,279 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,279 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,279 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,279 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,279 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:16,280 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:16,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,281 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,281 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,282 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:16,282 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:16,282 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,283 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 02:42:16,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,283 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,283 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,283 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,283 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,284 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,284 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,284 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,284 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,284 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,284 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,285 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,285 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,285 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,285 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,285 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,285 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,286 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,286 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,288 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,288 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,288 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,288 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,289 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 02:42:16,289 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,289 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,290 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,290 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,290 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:16,290 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:16,290 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,290 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 [2018-12-02 02:42:16,291 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,291 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,291 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:16,291 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:16,291 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,291 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,292 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,292 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,292 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,292 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:16,292 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:16,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,294 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,295 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:16,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,295 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:16,295 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:16,295 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,296 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 02:42:16,296 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,297 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,297 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:16,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,297 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,297 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:16,297 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:16,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,298 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 [2018-12-02 02:42:16,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,298 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:16,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,298 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,298 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:16,299 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:16,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,299 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,299 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,299 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,299 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:16,299 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,300 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:16,300 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:16,300 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,304 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,304 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,304 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:16,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,304 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:16,305 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:16,305 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,306 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 02:42:16,307 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,307 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,307 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:16,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,307 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,307 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,309 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,309 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:16,309 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,309 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,309 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,309 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,310 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,310 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:16,310 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,311 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,311 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,317 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,317 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,317 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:16,317 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,317 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,318 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,318 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,321 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,321 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 02:42:16,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,322 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,322 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:16,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,322 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:16,323 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:16,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,323 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,324 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,324 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:16,324 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,324 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,324 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,324 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:16,325 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:16,325 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,326 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,326 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:16,326 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,326 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:16,327 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:16,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,338 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,339 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,339 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:16,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,339 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:16,339 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:16,340 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,345 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 02:42:16,346 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 [2018-12-02 02:42:16,346 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,346 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:16,346 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,346 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,346 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,346 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,346 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,346 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,347 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,347 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,348 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,348 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:16,348 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,348 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,348 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,348 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,348 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,348 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,349 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,349 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:16,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,350 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,350 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,350 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,353 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,353 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,353 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:16,353 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,353 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,353 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:16,354 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:16,354 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,355 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,355 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 02:42:16,355 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,356 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,356 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:16,356 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,356 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,356 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,356 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:16,356 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:16,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,358 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,358 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,358 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:16,358 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,359 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:16,359 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:16,359 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,361 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:16,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,361 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:16,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,361 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:16,362 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:16,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,366 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,366 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 [2018-12-02 02:42:16,367 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:16,367 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:16,367 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:16,367 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:16,367 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:16,367 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:16,367 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:16,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:16,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:16,398 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:42:16,398 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:42:16,398 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:42:16,398 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:42:16,398 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 02:42:16,399 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,399 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:42:16,399 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:42:16,399 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-02 02:42:16,399 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:42:16,399 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:42:16,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:16,474 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:42:16,474 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,477 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:42:16,477 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:16,479 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:42:16,479 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,495 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:42:16,495 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:16,497 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:42:16,497 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,513 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:42:16,513 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:16,515 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:42:16,515 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,531 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:42:16,531 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:16,533 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:42:16,533 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,549 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:42:16,549 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,569 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 02:42:16,570 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:16,581 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 02:42:16,581 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_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,606 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 02:42:16,606 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3d825f7-2751-47c9-b641-faa7ffadd9c8/bin-2019/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:16,624 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 02:42:16,624 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 02:42:28,697 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 02:42:28,704 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 02:42:28,704 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 02:42:28,704 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 02:42:28,704 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 02:42:28,704 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 02:42:28,704 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 02:42:28,705 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 02:42:28,705 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 02:42:28,705 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-02 02:42:28,705 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 02:42:28,705 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 02:42:28,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:28,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:28,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:28,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:28,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:28,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 02:42:28,786 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 02:42:28,787 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 02:42:28,787 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,787 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:28,788 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:28,788 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,788 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,789 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,789 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:28,789 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:28,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,790 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,790 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,790 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:28,790 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:28,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,791 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,791 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,791 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:28,792 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 02:42:28,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,792 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,792 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,792 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,792 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,792 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:28,793 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:28,793 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 02:42:28,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,796 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,796 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,796 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,796 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 02:42:28,797 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:28,797 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 02:42:28,800 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,801 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 02:42:28,801 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,801 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,801 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,801 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,801 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:28,801 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,802 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,802 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,802 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,802 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,802 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:28,802 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,803 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,803 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,803 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,803 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,803 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,803 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:28,803 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,804 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,804 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,804 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,804 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,804 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,804 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,804 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,804 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:28,805 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,805 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,805 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,805 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,805 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,805 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,806 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 02:42:28,806 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 02:42:28,808 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,808 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,808 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,809 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,809 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 02:42:28,809 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 02:42:28,813 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,813 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 02:42:28,813 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 [2018-12-02 02:42:28,814 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,814 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,814 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,814 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,814 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:28,814 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,814 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,815 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,815 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,815 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,815 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,815 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:28,815 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,815 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,816 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 [2018-12-02 02:42:28,816 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,816 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,816 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,816 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,816 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:28,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,817 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,817 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,817 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,817 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,817 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,817 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,817 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,818 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:28,818 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,818 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,818 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 [2018-12-02 02:42:28,818 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,818 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,819 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:28,819 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:28,821 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,822 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,822 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,822 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,822 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,822 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,823 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:28,823 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:28,828 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,828 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 02:42:28,829 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,829 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,829 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,829 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,829 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:28,830 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,830 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,830 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,830 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,830 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,830 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,831 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:28,831 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,831 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,831 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,831 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,832 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,832 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,832 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,832 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:28,832 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,833 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,834 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,834 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,834 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,834 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,834 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:28,834 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,835 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,835 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,835 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,835 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,835 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,835 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,836 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 02:42:28,836 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 02:42:28,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,839 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,840 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 02:42:28,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,840 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,840 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,841 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 02:42:28,841 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 02:42:28,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,847 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 02:42:28,847 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,848 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:28,848 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,848 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,848 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:28,848 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,848 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,849 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,849 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,849 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:28,849 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,849 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,849 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,849 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,849 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:28,849 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,850 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,850 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,850 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,850 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:28,850 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,850 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,850 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,850 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,851 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:28,851 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,851 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,851 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 [2018-12-02 02:42:28,851 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,851 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:28,851 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,852 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,852 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,852 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,852 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 02:42:28,852 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,852 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,852 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,853 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,853 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:28,853 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,853 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,853 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,853 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 02:42:28,853 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 02:42:28,858 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,858 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,859 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,859 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:28,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,859 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,859 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 02:42:28,860 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 02:42:28,860 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 02:42:28,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,877 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 02:42:28,877 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,877 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,877 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:28,877 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,877 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,877 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,878 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,878 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:28,878 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,879 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,879 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,879 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,879 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:28,879 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,879 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,879 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,879 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,880 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:28,880 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,880 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,880 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,881 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,881 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:28,881 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,881 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,881 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,881 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,881 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:28,881 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,882 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,882 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,882 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,882 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:28,882 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,882 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,882 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,882 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,883 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:28,883 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,883 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,883 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,884 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,884 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:28,884 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,884 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,884 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,885 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:28,885 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:28,892 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,892 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,892 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,892 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 02:42:28,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,892 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,894 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:28,894 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:28,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,918 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 02:42:28,918 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 [2018-12-02 02:42:28,918 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,919 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:28,919 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,919 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,920 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:28,920 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,920 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,921 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,921 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,921 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:28,921 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,921 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,921 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,922 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,922 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:28,922 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,923 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,923 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,923 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:28,923 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,923 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,923 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,923 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,924 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:28,924 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,924 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,925 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,925 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:28,925 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,925 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,925 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,925 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 02:42:28,925 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:28,926 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,926 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,926 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,926 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:28,926 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,926 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,926 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,927 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 02:42:28,927 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 02:42:28,949 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,949 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,950 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,950 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:28,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,950 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 02:42:28,951 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 02:42:28,952 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 02:42:28,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:28,998 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 02:42:28,998 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:28,998 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:28,998 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:28,998 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:28,998 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:28,999 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:28,999 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:28,999 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:28,999 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:29,000 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,000 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,001 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,001 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:29,001 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:29,001 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,001 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,001 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:29,001 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:29,001 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:29,002 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,002 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,003 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,003 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:29,003 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:29,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,003 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:29,003 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:29,003 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:29,004 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,005 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,005 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,005 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:29,005 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:29,005 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,005 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,005 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:29,006 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 02:42:29,006 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:29,006 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,007 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,007 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,007 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:29,007 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,007 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,007 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:29,008 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:29,008 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:29,013 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,013 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,014 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,014 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 02:42:29,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,014 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 02:42:29,015 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 02:42:29,015 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 02:42:29,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,027 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 02:42:29,028 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,028 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,028 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:29,028 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:29,028 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,028 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,028 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:29,029 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:29,029 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:29,030 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,030 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,031 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,031 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:29,031 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:29,031 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,031 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,031 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:29,031 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:29,032 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:29,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,033 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,033 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,033 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:29,033 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:29,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,034 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,034 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:29,034 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:29,034 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:29,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,036 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,036 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:29,037 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 02:42:29,037 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,037 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:29,037 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 02:42:29,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 02:42:29,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,039 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,039 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,039 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:29,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,040 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:29,041 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 02:42:29,041 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 02:42:29,055 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,055 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 02:42:29,055 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 02:42:29,056 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 02:42:29,056 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 02:42:29,056 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 02:42:29,056 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 02:42:29,057 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 02:42:29,058 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 02:42:29,084 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 02:42:29,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 02:42:29 BoogieIcfgContainer [2018-12-02 02:42:29,088 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 02:42:29,088 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:42:29,089 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:42:29,089 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:42:29,089 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:41:48" (3/4) ... [2018-12-02 02:42:29,092 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 02:42:29,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:42:29,092 INFO L168 Benchmark]: Toolchain (without parser) took 41055.59 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 227.0 MB). Free memory was 956.3 MB in the beginning and 805.8 MB in the end (delta: 150.5 MB). Peak memory consumption was 377.5 MB. Max. memory is 11.5 GB. [2018-12-02 02:42:29,093 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:42:29,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 130.49 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-02 02:42:29,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.70 ms. Allocated memory is still 1.0 GB. Free memory is still 944.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:42:29,094 INFO L168 Benchmark]: Boogie Preprocessor took 10.48 ms. Allocated memory is still 1.0 GB. Free memory is still 944.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:42:29,094 INFO L168 Benchmark]: RCFGBuilder took 131.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:42:29,095 INFO L168 Benchmark]: BuchiAutomizer took 40758.83 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 90.2 MB). Free memory was 1.1 GB in the beginning and 805.8 MB in the end (delta: 311.4 MB). Peak memory consumption was 401.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:42:29,095 INFO L168 Benchmark]: Witness Printer took 3.29 ms. Allocated memory is still 1.3 GB. Free memory is still 805.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:42:29,098 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 130.49 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.70 ms. Allocated memory is still 1.0 GB. Free memory is still 944.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.48 ms. Allocated memory is still 1.0 GB. Free memory is still 944.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 131.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 40758.83 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 90.2 MB). Free memory was 1.1 GB in the beginning and 805.8 MB in the end (delta: 311.4 MB). Peak memory consumption was 401.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.29 ms. Allocated memory is still 1.3 GB. Free memory is still 805.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 40.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 40.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital24 mio100 ax100 hnf100 lsp72 ukn100 mio100 lsp100 div429 bol100 ite100 ukn100 eq144 hnf47 smp91 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 16ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 25.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0;" "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" Loop: "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...