./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_91671687-1c55-4376-ad2d-6e41acb4525e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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_91671687-1c55-4376-ad2d-6e41acb4525e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:35,131 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:57:35,131 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:57:35,137 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:57:35,137 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:57:35,138 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:57:35,138 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:57:35,139 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:57:35,140 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:57:35,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:57:35,141 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:57:35,141 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:57:35,141 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:57:35,142 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:57:35,142 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:57:35,143 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:57:35,143 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:57:35,144 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:57:35,145 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:57:35,145 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:57:35,146 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:57:35,146 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:57:35,147 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:57:35,147 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:57:35,148 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:57:35,148 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:57:35,148 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:57:35,149 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:57:35,149 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:57:35,150 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:57:35,150 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:57:35,150 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:57:35,150 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:57:35,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:57:35,151 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:57:35,151 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:57:35,151 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-09 00:57:35,159 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:57:35,159 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:57:35,160 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:57:35,160 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:57:35,160 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 00:57:35,160 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-09 00:57:35,160 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-09 00:57:35,160 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-09 00:57:35,160 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-09 00:57:35,160 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-09 00:57:35,160 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-09 00:57:35,160 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:57:35,161 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-09 00:57:35,162 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:57:35,162 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-09 00:57:35,162 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:57:35,162 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:57:35,162 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-09 00:57:35,162 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:57:35,162 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 00:57:35,162 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-09 00:57:35,163 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-09 00:57:35,163 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:35,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:57:35,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:57:35,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:57:35,193 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:57:35,193 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:57:35,194 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/bin-2019/uautomizer/../../sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i [2018-12-09 00:57:35,237 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/bin-2019/uautomizer/data/2937b82d2/302e2de0aeca461196d59e28ab5c5fcc/FLAG499512cd1 [2018-12-09 00:57:35,617 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:57:35,617 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i [2018-12-09 00:57:35,620 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/bin-2019/uautomizer/data/2937b82d2/302e2de0aeca461196d59e28ab5c5fcc/FLAG499512cd1 [2018-12-09 00:57:35,629 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/bin-2019/uautomizer/data/2937b82d2/302e2de0aeca461196d59e28ab5c5fcc [2018-12-09 00:57:35,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:57:35,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:57:35,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:57:35,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:57:35,634 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:57:35,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ff7dc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35, skipping insertion in model container [2018-12-09 00:57:35,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:57:35,648 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:57:35,729 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:57:35,731 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:57:35,739 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:57:35,747 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:57:35,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35 WrapperNode [2018-12-09 00:57:35,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:57:35,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:57:35,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:57:35,748 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:57:35,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:57:35,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:57:35,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:57:35,765 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:57:35,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... [2018-12-09 00:57:35,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:57:35,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:57:35,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:57:35,805 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:57:35,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:57:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:57:35,915 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:57:35,915 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 00:57:35,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:57:35 BoogieIcfgContainer [2018-12-09 00:57:35,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:57:35,916 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-09 00:57:35,916 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-09 00:57:35,918 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-09 00:57:35,918 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 00:57:35,918 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.12 12:57:35" (1/3) ... [2018-12-09 00:57:35,919 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42e5b5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 12:57:35, skipping insertion in model container [2018-12-09 00:57:35,919 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 00:57:35,919 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:35" (2/3) ... [2018-12-09 00:57:35,919 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42e5b5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 12:57:35, skipping insertion in model container [2018-12-09 00:57:35,920 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 00:57:35,920 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:57:35" (3/3) ... [2018-12-09 00:57:35,920 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_up_down_true-unreach-call_true-termination.i [2018-12-09 00:57:35,955 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 00:57:35,955 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-09 00:57:35,955 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-09 00:57:35,956 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-09 00:57:35,956 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 00:57:35,956 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 00:57:35,956 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-09 00:57:35,956 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 00:57:35,956 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-09 00:57:35,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-09 00:57:35,977 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-09 00:57:35,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 00:57:35,977 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 00:57:35,981 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-09 00:57:35,981 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-09 00:57:35,981 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-09 00:57:35,981 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-09 00:57:35,981 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-09 00:57:35,981 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 00:57:35,982 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 00:57:35,982 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-09 00:57:35,982 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-09 00:57:35,986 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true [2018-12-09 00:57:35,986 INFO L796 eck$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 [2018-12-09 00:57:35,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:57:35,991 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-09 00:57:35,992 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:57:35,993 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:57:36,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:36,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:57:36,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:36,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:57:36,047 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-09 00:57:36,047 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:57:36,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:57:36,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:36,048 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:57:36,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:36,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:57:36,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-09 00:57:36,059 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:57:36,059 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:57:36,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:36,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:57:36,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:36,099 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 00:57:36,100 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 00:57:36,100 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 00:57:36,101 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 00:57:36,101 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 00:57:36,101 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 00:57:36,101 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 00:57:36,101 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 00:57:36,101 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-12-09 00:57:36,101 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 00:57:36,102 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 00:57:36,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:36,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:36,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:36,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:36,209 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 00:57:36,210 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:36,213 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:36,213 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:36,230 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 00:57:36,231 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:36,242 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:57:36,242 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:36,266 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:36,266 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:36,268 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:57:36,269 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:36,283 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:36,284 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:36,286 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:57:36,286 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:36,300 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:36,300 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:36,317 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 00:57:36,317 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:37,657 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-09 00:57:37,661 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 00:57:37,661 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 00:57:37,661 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 00:57:37,661 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 00:57:37,661 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 00:57:37,662 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 00:57:37,662 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 00:57:37,662 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 00:57:37,662 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-12-09 00:57:37,662 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 00:57:37,662 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 00:57:37,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:37,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:37,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:37,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:37,711 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 00:57:37,714 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 00:57:37,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,716 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,716 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,717 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:37,718 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:57:37,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,723 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,723 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,724 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,724 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,724 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:37,724 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:57:37,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,725 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,726 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,726 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,726 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,726 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,727 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:37,727 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:57:37,727 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,728 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,728 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,728 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,729 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,729 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,729 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:37,730 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:57:37,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,735 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,735 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 00:57:37,735 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,736 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,736 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,736 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:37,737 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:37,737 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,740 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,740 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,741 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,741 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,741 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,741 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,741 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:37,742 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:37,742 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,743 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,743 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,744 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,744 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:37,744 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:37,744 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,746 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,746 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:37,747 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:37,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,754 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 00:57:37,754 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,754 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,754 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,755 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,755 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,755 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,756 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,759 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,760 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,760 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,760 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,761 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,761 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,763 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,763 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,763 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,764 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,764 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,764 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,765 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,765 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,765 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,766 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,766 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,766 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,767 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,774 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,774 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 00:57:37,775 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,775 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,775 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,776 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,776 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:37,776 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:37,776 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,781 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,782 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,782 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,782 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:37,783 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:37,783 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,784 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,784 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,785 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,785 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,785 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,785 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,785 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:37,786 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:37,786 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,787 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 [2018-12-09 00:57:37,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:37,788 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,789 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:37,790 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:37,790 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,797 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,797 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 00:57:37,797 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,798 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,798 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:37,798 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,798 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,798 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,799 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:37,799 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:37,799 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,808 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,808 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 [2018-12-09 00:57:37,809 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,809 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:37,809 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,810 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:37,810 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:37,810 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,811 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,812 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,812 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,812 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:37,812 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,813 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:37,813 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:37,813 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,814 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,814 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,815 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,815 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:37,815 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,815 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:37,816 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:37,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,830 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 00:57:37,831 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 [2018-12-09 00:57:37,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,831 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:37,832 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,832 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,832 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,833 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,833 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,843 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,843 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,844 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,844 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:37,845 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,845 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,846 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,846 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,847 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 [2018-12-09 00:57:37,848 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,848 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:37,848 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,849 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,849 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,849 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,850 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,850 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,851 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,851 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 [2018-12-09 00:57:37,852 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,852 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:37,852 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,852 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,853 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,853 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,854 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,854 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,872 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 00:57:37,872 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,873 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,873 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:37,873 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,873 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,873 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,873 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:37,874 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:37,875 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,886 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,886 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,887 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,887 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:37,887 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,888 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:37,889 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:37,889 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,890 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,890 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,891 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,891 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:37,891 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,891 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,891 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,892 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:37,892 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:37,893 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,894 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,894 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:37,894 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,895 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:37,896 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:37,897 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,918 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 00:57:37,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,919 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,919 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:37,919 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,920 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,920 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,920 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,920 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,921 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,924 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 [2018-12-09 00:57:37,924 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,924 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:37,924 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,925 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,925 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,925 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,925 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,927 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,927 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,927 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,928 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:37,928 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,928 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,928 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,928 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,929 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,931 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,931 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:37,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,932 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:37,932 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:37,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,937 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,937 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 00:57:37,937 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,938 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,938 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:37,938 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,938 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,938 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,938 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:37,939 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:37,939 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,944 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,945 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,945 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:37,945 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,945 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,945 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,945 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:37,946 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:37,946 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,949 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,950 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,950 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:37,951 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,951 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,951 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:37,952 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:37,952 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,954 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,955 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:37,955 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:37,956 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:37,956 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:37,956 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:37,956 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:37,956 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:37,957 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:37,958 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:37,967 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:37,975 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 00:57:37,975 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 00:57:37,975 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 00:57:37,975 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 00:57:37,975 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 00:57:37,975 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 00:57:37,976 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 00:57:37,976 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 00:57:37,976 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-09 00:57:37,976 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 00:57:37,976 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 00:57:37,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:37,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:37,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:37,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:37,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:37,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:38,052 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 00:57:38,052 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:38,054 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:38,055 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:38,059 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:57:38,059 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:38,083 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:38,083 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:38,085 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:57:38,085 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:38,103 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:38,103 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:38,120 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 00:57:38,120 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:38,128 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:57:38,128 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:38,143 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:38,144 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:38,161 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 00:57:38,161 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:50,215 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-09 00:57:50,222 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 00:57:50,222 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 00:57:50,222 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 00:57:50,222 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 00:57:50,222 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 00:57:50,222 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 00:57:50,223 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 00:57:50,223 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 00:57:50,223 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-09 00:57:50,223 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 00:57:50,223 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 00:57:50,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,283 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 00:57:50,284 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 00:57:50,284 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 [2018-12-09 00:57:50,284 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,284 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,285 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:50,285 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:57:50,285 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,286 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,287 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,287 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,287 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:50,287 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:57:50,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,288 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,288 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,289 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,289 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,289 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,289 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,289 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:50,290 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:57:50,290 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,291 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,291 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:50,293 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:50,293 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 00:57:50,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,298 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 [2018-12-09 00:57:50,298 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,299 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:50,299 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:57:50,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,301 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,301 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:57:50,302 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:50,302 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 00:57:50,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,309 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 00:57:50,309 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,309 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,310 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,310 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,310 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:50,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,311 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,311 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,312 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,312 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,312 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,312 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,312 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,313 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:50,313 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,313 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,314 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,314 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,314 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,314 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,314 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,315 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,315 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:50,315 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,316 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,316 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,317 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,318 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 00:57:50,318 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 00:57:50,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,323 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 [2018-12-09 00:57:50,323 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,324 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,324 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,324 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,324 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,324 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:50,324 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,325 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 [2018-12-09 00:57:50,326 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,326 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,328 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 00:57:50,328 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 00:57:50,336 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,337 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 00:57:50,337 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,337 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,338 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,338 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,338 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,338 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,338 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,338 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,339 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,339 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,340 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,340 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,340 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,340 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,340 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,341 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,341 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,341 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,342 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,342 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,343 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,344 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,344 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,344 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,345 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,345 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,346 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:57:50,346 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:57:50,352 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,352 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,353 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,353 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,353 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,353 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,354 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,354 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,354 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,355 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 [2018-12-09 00:57:50,355 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,356 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,358 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:57:50,358 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:57:50,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,368 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 00:57:50,368 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,368 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,368 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,368 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,369 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:50,369 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,369 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,370 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,370 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,370 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,370 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:50,370 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,371 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,371 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,371 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,371 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,371 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,371 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,372 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:50,372 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,372 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,373 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,374 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 00:57:50,374 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 00:57:50,378 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,378 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,379 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,379 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,379 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,379 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:50,379 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,380 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,380 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,380 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:57:50,380 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,381 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,381 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,382 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 00:57:50,382 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 00:57:50,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,390 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 00:57:50,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,391 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,391 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,391 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,391 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,391 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,391 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,391 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:50,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,392 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,392 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,392 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,393 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,393 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,393 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,393 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,393 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:50,393 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,394 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,394 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,394 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,394 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,395 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,395 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:50,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,396 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,396 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,396 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,396 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,397 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 00:57:50,397 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 00:57:50,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,403 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,403 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,403 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,403 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,404 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,404 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:57:50,404 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,404 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,405 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,405 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,405 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,405 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,405 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,405 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:57:50,406 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 00:57:50,406 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 00:57:50,419 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,419 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 00:57:50,419 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,420 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,420 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:50,420 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,420 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,420 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,420 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,420 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,420 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,421 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,422 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,422 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:50,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,422 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,423 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,423 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,424 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,424 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:50,424 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,424 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,425 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,425 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,426 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,426 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,426 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,426 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:50,426 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,426 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,426 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,427 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:57:50,428 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:57:50,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,437 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,437 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:50,438 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,438 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,438 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,438 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,438 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,440 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:57:50,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,440 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,441 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:57:50,442 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:57:50,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,496 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 00:57:50,497 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,497 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,497 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,497 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,498 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,498 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:50,498 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,499 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,499 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,499 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,499 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,499 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,500 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,500 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:50,500 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,501 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,501 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,501 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,501 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,501 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,501 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,501 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,502 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:50,502 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,503 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,503 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,503 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,503 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,503 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,504 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 00:57:50,504 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 00:57:50,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,517 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,517 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,517 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,518 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,518 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,519 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:57:50,519 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,520 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,520 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,520 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,521 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,521 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:57:50,524 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 00:57:50,524 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 00:57:50,575 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,575 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 00:57:50,575 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,576 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,576 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,576 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,576 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,576 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,576 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,577 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,577 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,577 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,578 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,578 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,578 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,578 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,578 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,578 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,579 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,579 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,580 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,580 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,580 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,580 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,580 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,580 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,580 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,581 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,581 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,582 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,582 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,582 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,582 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,582 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,582 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,583 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:57:50,583 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:57:50,589 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,589 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,589 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,590 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,590 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,590 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,590 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,590 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,590 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:57:50,590 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,591 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,591 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,591 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,592 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:57:50,592 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,592 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,592 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:57:50,593 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:57:50,593 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:57:50,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,603 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 00:57:50,603 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,604 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,604 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,604 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,604 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:50,604 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:50,605 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,606 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,606 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 [2018-12-09 00:57:50,606 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,606 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,606 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,606 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,607 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:50,607 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:50,607 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,608 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,608 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 [2018-12-09 00:57:50,608 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,609 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,609 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,609 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,609 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,609 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:50,609 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:50,609 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,611 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,612 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,612 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,612 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,612 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,612 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:50,614 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 00:57:50,614 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 00:57:50,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,628 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 [2018-12-09 00:57:50,629 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,629 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,629 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:57:50,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,629 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:50,630 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:57:50,630 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:57:50,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,631 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:57:50,632 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:57:50,632 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:57:50,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:57:50,632 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:57:50,632 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:57:50,633 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 00:57:50,634 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 00:57:50,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:57:50,661 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-09 00:57:50,661 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-12-09 00:57:50,661 INFO L796 eck$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 [2018-12-09 00:57:50,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:57:50,662 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-09 00:57:50,662 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:57:50,662 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:57:50,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:50,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:57:50,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:50,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:57:50,668 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-09 00:57:50,668 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:57:50,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:57:50,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:50,668 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 00:57:50,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:50,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:57:50,671 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-09 00:57:50,671 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:57:50,671 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:57:50,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:50,672 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 00:57:50,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:57:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:57:50,693 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 00:57:50,693 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 00:57:50,693 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 00:57:50,693 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 00:57:50,693 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 00:57:50,693 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 00:57:50,693 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 00:57:50,693 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 00:57:50,693 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-12-09 00:57:50,693 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 00:57:50,693 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 00:57:50,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:57:50,752 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 00:57:50,752 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:50,754 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:50,755 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:50,757 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:57:50,757 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:50,774 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:50,774 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:57:50,776 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:57:50,776 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:50,800 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:57:50,801 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:57:50,818 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 00:57:50,818 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:58:04,112 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-09 00:58:04,117 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 00:58:04,118 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 00:58:04,118 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 00:58:04,118 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 00:58:04,118 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 00:58:04,118 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 00:58:04,118 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 00:58:04,118 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 00:58:04,118 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-12-09 00:58:04,118 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 00:58:04,118 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 00:58:04,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,174 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 00:58:04,174 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 00:58:04,174 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,175 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,175 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,175 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,175 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:04,176 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:58:04,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,177 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,177 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:04,178 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:58:04,178 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,178 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,178 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,179 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,179 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,179 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:04,179 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:58:04,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,181 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,181 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,181 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,181 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:04,181 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:58:04,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,182 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 00:58:04,182 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 [2018-12-09 00:58:04,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,183 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:04,183 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:04,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,183 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,184 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,184 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:04,184 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:04,184 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,185 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,185 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,185 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,185 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:04,186 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:04,186 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,187 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,187 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,187 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,188 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,188 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,188 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,188 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:04,188 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:04,188 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,189 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 00:58:04,190 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,190 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,190 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,191 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,191 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,191 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,192 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,192 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,192 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,192 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,193 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,193 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,193 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,194 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,194 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,194 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,194 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,195 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,196 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,196 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,196 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,196 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,196 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,196 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,196 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,197 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,197 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 00:58:04,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,198 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,198 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,198 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:04,198 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:04,198 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,199 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,199 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,199 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,199 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:04,199 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:04,199 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,200 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,200 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 [2018-12-09 00:58:04,200 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,200 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,201 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:04,201 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:04,201 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,203 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,203 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,203 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:04,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,204 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,204 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:04,204 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:04,204 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,205 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 00:58:04,205 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,206 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,206 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:04,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,206 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:04,207 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:04,207 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,207 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,208 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:04,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,208 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:04,208 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:04,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,209 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,209 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:04,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,209 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:04,210 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:04,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,214 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,214 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:04,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,214 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:04,214 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:04,214 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,216 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 00:58:04,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,217 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,217 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:04,217 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,217 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,217 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,217 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,217 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,218 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 [2018-12-09 00:58:04,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,219 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:04,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,219 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,219 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,219 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,220 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,220 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,220 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,220 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:04,220 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,221 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,221 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,227 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,228 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,228 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:04,228 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,228 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,228 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,229 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,229 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,233 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,233 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 00:58:04,234 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,234 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,234 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:04,234 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,234 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,234 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,234 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:04,235 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:04,235 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,235 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,236 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,236 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,236 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:04,236 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,236 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:04,237 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:04,237 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,238 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,238 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,238 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,238 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:04,239 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,239 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,239 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:04,240 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:04,240 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,256 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 [2018-12-09 00:58:04,257 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,257 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:04,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,257 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:04,258 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:04,259 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,270 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 00:58:04,270 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 [2018-12-09 00:58:04,270 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,270 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:04,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,271 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,271 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,271 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,272 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 [2018-12-09 00:58:04,273 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,273 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:04,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,273 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,274 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,274 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,275 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,275 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 [2018-12-09 00:58:04,276 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,276 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:04,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,276 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,277 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,277 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,283 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,283 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:04,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,284 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:04,284 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:04,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,286 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 00:58:04,286 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:04,287 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,287 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:04,287 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,287 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:04,287 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:04,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,289 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 [2018-12-09 00:58:04,289 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,289 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:04,290 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,290 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,290 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:04,290 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:04,290 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,291 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,292 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 [2018-12-09 00:58:04,292 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,292 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:04,292 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,292 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:04,293 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:04,293 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,298 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 [2018-12-09 00:58:04,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:04,299 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:04,299 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:04,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:04,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:04,299 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:04,299 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:04,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:04,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:04,333 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 00:58:04,333 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 00:58:04,333 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 00:58:04,334 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 00:58:04,334 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 00:58:04,334 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 00:58:04,334 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 00:58:04,334 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 00:58:04,334 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-09 00:58:04,334 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 00:58:04,334 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 00:58:04,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:04,414 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 00:58:04,414 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:58:04,416 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:58:04,416 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:58:04,418 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:58:04,419 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:58:04,436 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:58:04,436 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:58:04,438 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:58:04,438 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:58:04,455 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:58:04,456 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:58:04,457 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:58:04,457 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:58:04,475 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:58:04,475 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:58:04,477 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:58:04,477 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:58:04,495 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:58:04,495 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:58:04,513 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 00:58:04,513 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:58:04,521 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 00:58:04,521 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_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:58:04,536 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 00:58:04,537 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91671687-1c55-4376-ad2d-6e41acb4525e/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 [2018-12-09 00:58:04,564 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 00:58:04,564 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 00:58:16,638 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-09 00:58:16,644 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 00:58:16,645 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 00:58:16,645 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 00:58:16,645 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 00:58:16,645 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 00:58:16,645 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 00:58:16,645 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 00:58:16,645 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 00:58:16,645 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-12-09 00:58:16,645 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 00:58:16,645 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 00:58:16,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:16,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:16,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:16,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:16,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:16,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 00:58:16,766 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 00:58:16,766 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 00:58:16,767 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,767 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,767 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,767 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:16,767 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:58:16,767 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,768 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,768 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 [2018-12-09 00:58:16,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,769 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,769 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:16,769 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:58:16,769 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,769 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,769 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,769 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,770 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,770 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,770 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,770 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:16,770 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:58:16,770 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,770 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,770 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,771 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,771 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,771 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,771 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:16,771 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 00:58:16,771 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,771 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,771 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 [2018-12-09 00:58:16,772 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,772 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,772 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,772 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:16,772 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:16,772 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 00:58:16,775 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,775 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,775 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,776 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,776 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 00:58:16,776 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:16,776 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 00:58:16,779 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,779 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 00:58:16,780 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,780 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,780 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,780 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,780 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,780 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:16,780 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,780 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,781 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,781 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,781 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,781 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,781 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,781 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,781 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:16,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,782 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,782 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,782 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,782 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,782 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:16,782 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,783 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,783 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,783 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,783 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,783 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,783 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,783 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:16,783 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,784 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,784 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,784 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,784 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 00:58:16,784 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 00:58:16,786 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,787 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 [2018-12-09 00:58:16,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,787 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,788 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 00:58:16,788 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 00:58:16,792 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,792 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 00:58:16,792 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 [2018-12-09 00:58:16,792 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,792 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,792 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,793 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,793 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,793 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,793 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,793 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,793 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,793 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,793 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,794 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,794 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,794 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,794 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,794 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,794 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,794 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,794 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,794 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,795 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,795 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,795 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,795 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,795 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,795 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,795 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,796 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,796 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,796 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,796 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,796 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 [2018-12-09 00:58:16,796 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,797 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,797 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:58:16,797 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:58:16,800 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,800 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,800 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,801 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,801 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:58:16,801 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:58:16,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,808 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 00:58:16,808 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 [2018-12-09 00:58:16,808 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,808 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,808 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,808 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,809 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:16,809 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,809 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,809 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,809 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,810 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,810 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:16,810 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,810 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,810 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 [2018-12-09 00:58:16,810 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,811 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,811 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,811 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:16,811 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,811 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,811 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,812 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,812 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,812 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,812 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,812 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,812 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:16,812 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,813 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 [2018-12-09 00:58:16,813 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,813 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,814 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 00:58:16,814 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 00:58:16,817 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,817 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 [2018-12-09 00:58:16,817 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 00:58:16,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,818 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,819 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 00:58:16,819 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 00:58:16,825 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,826 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 00:58:16,826 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,826 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,826 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,826 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,826 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,826 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,826 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,827 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:16,827 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,827 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,827 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,827 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,827 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,827 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,828 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,828 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,828 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,828 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:16,828 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,828 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,828 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,829 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,829 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,829 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,829 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,829 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:16,829 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,830 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 [2018-12-09 00:58:16,830 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,830 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,830 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,830 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,830 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,830 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,831 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 00:58:16,831 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,831 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,831 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 [2018-12-09 00:58:16,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,831 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,832 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,832 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 00:58:16,832 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 00:58:16,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,838 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,838 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,838 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,838 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 00:58:16,839 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 00:58:16,839 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 00:58:16,855 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,855 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 00:58:16,855 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,855 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,855 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:16,855 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,855 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,855 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,855 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,856 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,856 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,856 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,857 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,857 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,857 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:16,857 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,857 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,857 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,858 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,858 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,858 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,858 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 [2018-12-09 00:58:16,859 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,859 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:16,859 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,859 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,859 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,859 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,859 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,860 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,860 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,860 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,860 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:16,860 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,860 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,860 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,860 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,861 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,861 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,861 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,862 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,862 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,862 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:16,862 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,862 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,862 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,863 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:58:16,863 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:58:16,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,871 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,871 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 00:58:16,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,871 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,873 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:58:16,873 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:58:16,900 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,901 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 00:58:16,901 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,901 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,901 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:16,901 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,901 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,901 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,901 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,902 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:16,902 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,902 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,903 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,903 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,903 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:16,903 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,903 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,903 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,903 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,904 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:16,904 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,904 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,905 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,905 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:16,905 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,905 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,905 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,906 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:16,906 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,906 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,906 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,907 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,907 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:16,907 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,907 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,907 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,907 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,907 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 00:58:16,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,908 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,908 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,908 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:16,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,909 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,910 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 00:58:16,910 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 00:58:16,935 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,936 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,936 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,936 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:16,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,936 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,936 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 00:58:16,938 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 00:58:16,938 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 00:58:16,987 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,988 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 00:58:16,988 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,988 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,988 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,988 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,988 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,988 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,988 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,989 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,989 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,989 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,990 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,990 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,990 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,990 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,990 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,990 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,990 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,990 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,991 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,991 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,991 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,991 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,991 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,992 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,992 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,992 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,993 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,993 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,993 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,993 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,993 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:16,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,993 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,994 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 00:58:16,994 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:16,994 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:16,994 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:16,995 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:16,995 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:16,995 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:16,995 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:16,995 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:16,995 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:58:16,996 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:58:17,001 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:17,001 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:17,001 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:17,001 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 00:58:17,001 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:17,001 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:17,001 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 00:58:17,002 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 00:58:17,002 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 00:58:17,013 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:17,013 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 00:58:17,014 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:17,014 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:17,014 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:17,014 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:17,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:17,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:17,014 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:17,015 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:17,015 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:17,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:17,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:17,016 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:17,016 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:17,016 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:17,016 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:17,016 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:17,017 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:17,017 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:17,017 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:17,018 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:17,018 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:17,018 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:17,018 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:17,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:17,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:17,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:17,018 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:17,019 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:17,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:17,020 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:17,020 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:17,020 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:17,020 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:17,021 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 00:58:17,021 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:17,021 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:17,021 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:17,021 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 00:58:17,021 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 00:58:17,022 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:17,022 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 [2018-12-09 00:58:17,022 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:17,022 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:17,022 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:17,022 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:17,023 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:17,023 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 00:58:17,023 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 00:58:17,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:17,037 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 00:58:17,037 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 00:58:17,037 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 00:58:17,037 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 00:58:17,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 00:58:17,037 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 00:58:17,038 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 00:58:17,039 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 00:58:17,064 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 00:58:17,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.12 12:58:17 BoogieIcfgContainer [2018-12-09 00:58:17,068 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-09 00:58:17,068 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:58:17,068 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:58:17,068 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:58:17,068 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:57:35" (3/4) ... [2018-12-09 00:58:17,071 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 00:58:17,071 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:58:17,071 INFO L168 Benchmark]: Toolchain (without parser) took 41440.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 954.4 MB in the beginning and 945.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 156.3 MB. Max. memory is 11.5 GB. [2018-12-09 00:58:17,072 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:58:17,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 115.11 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:58:17,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.37 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:58:17,073 INFO L168 Benchmark]: Boogie Preprocessor took 39.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -168.7 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:58:17,073 INFO L168 Benchmark]: RCFGBuilder took 111.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:58:17,074 INFO L168 Benchmark]: BuchiAutomizer took 41151.94 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 36.2 MB). Free memory was 1.1 GB in the beginning and 945.9 MB in the end (delta: 152.1 MB). Peak memory consumption was 264.5 MB. Max. memory is 11.5 GB. [2018-12-09 00:58:17,074 INFO L168 Benchmark]: Witness Printer took 3.06 ms. Allocated memory is still 1.2 GB. Free memory is still 945.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:58:17,076 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 115.11 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.37 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -168.7 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 111.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 41151.94 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 36.2 MB). Free memory was 1.1 GB in the beginning and 945.9 MB in the end (delta: 152.1 MB). Peak memory consumption was 264.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.06 ms. Allocated memory is still 1.2 GB. Free memory is still 945.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 41.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 41.0s. 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: 14ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 25.4s - 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...