./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/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 2797de73b923a7fbf0f091cb97be1331c2699e2c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:30:06,164 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:30:06,166 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:30:06,174 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:30:06,174 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:30:06,175 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:30:06,176 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:30:06,177 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:30:06,178 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:30:06,178 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:30:06,179 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:30:06,179 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:30:06,180 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:30:06,180 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:30:06,181 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:30:06,181 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:30:06,182 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:30:06,183 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:30:06,184 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:30:06,185 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:30:06,185 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:30:06,186 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:30:06,188 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:30:06,188 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:30:06,188 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:30:06,189 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:30:06,189 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:30:06,190 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:30:06,190 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:30:06,191 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:30:06,191 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:30:06,192 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:30:06,192 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:30:06,192 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:30:06,193 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:30:06,193 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:30:06,193 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:30:06,203 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:30:06,203 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:30:06,204 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:30:06,204 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:30:06,204 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:30:06,205 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:30:06,205 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:30:06,205 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:30:06,205 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:30:06,205 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:30:06,205 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:30:06,205 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:30:06,205 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:30:06,205 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:30:06,205 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:30:06,206 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:30:06,206 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:30:06,206 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:30:06,206 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:30:06,206 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:30:06,206 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:30:06,206 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:30:06,206 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:30:06,207 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:30:06,207 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:30:06,207 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:30:06,207 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:30:06,207 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:30:06,207 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:30:06,207 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:30:06,207 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:30:06,208 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:30:06,208 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_e39cd4ef-f883-4e92-a503-066fede46b1e/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 -> 2797de73b923a7fbf0f091cb97be1331c2699e2c [2018-11-28 12:30:06,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:30:06,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:30:06,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:30:06,246 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:30:06,246 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:30:06,247 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-11-28 12:30:06,287 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/data/38aa18908/502355bda73b4e5c97d33d90a2af78d6/FLAG2a091eabb [2018-11-28 12:30:06,667 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:30:06,668 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-11-28 12:30:06,671 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/data/38aa18908/502355bda73b4e5c97d33d90a2af78d6/FLAG2a091eabb [2018-11-28 12:30:06,681 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/data/38aa18908/502355bda73b4e5c97d33d90a2af78d6 [2018-11-28 12:30:06,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:30:06,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:30:06,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:30:06,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:30:06,688 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:30:06,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666a2baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06, skipping insertion in model container [2018-11-28 12:30:06,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:30:06,706 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:30:06,798 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:30:06,801 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:30:06,810 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:30:06,818 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:30:06,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06 WrapperNode [2018-11-28 12:30:06,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:30:06,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:30:06,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:30:06,819 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:30:06,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:30:06,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:30:06,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:30:06,846 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:30:06,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... [2018-11-28 12:30:06,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:30:06,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:30:06,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:30:06,895 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:30:06,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:30:06,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:30:07,020 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:30:07,020 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 12:30:07,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:30:07 BoogieIcfgContainer [2018-11-28 12:30:07,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:30:07,021 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:30:07,022 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:30:07,024 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:30:07,024 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:30:07,025 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:30:06" (1/3) ... [2018-11-28 12:30:07,025 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1af56ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:30:07, skipping insertion in model container [2018-11-28 12:30:07,025 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:30:07,025 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:30:06" (2/3) ... [2018-11-28 12:30:07,026 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1af56ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:30:07, skipping insertion in model container [2018-11-28 12:30:07,026 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:30:07,026 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:30:07" (3/3) ... [2018-11-28 12:30:07,027 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_true-unreach-call2_true-termination.i [2018-11-28 12:30:07,075 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:30:07,076 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:30:07,076 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:30:07,076 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:30:07,076 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:30:07,076 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:30:07,076 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:30:07,076 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:30:07,076 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:30:07,085 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:30:07,102 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:30:07,102 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:30:07,102 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:30:07,108 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:30:07,108 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:30:07,108 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:30:07,108 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:30:07,109 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:30:07,109 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:30:07,109 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:30:07,110 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:30:07,110 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:30:07,117 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-11-28 12:30:07,117 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 12:30:07,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:30:07,122 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 12:30:07,124 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:30:07,124 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:30:07,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:07,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:30:07,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:07,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:30:07,206 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 12:30:07,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:30:07,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:30:07,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:07,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:30:07,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:07,219 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:30:07,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 12:30:07,219 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:30:07,219 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:30:07,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:07,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:30:07,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:07,292 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:30:07,293 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:30:07,293 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:30:07,293 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:30:07,293 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:30:07,293 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:07,294 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:30:07,294 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:30:07,294 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:30:07,294 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:30:07,294 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:30:07,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:07,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:07,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:07,459 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:30:07,459 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:07,466 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:30:07,467 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:07,493 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:30:07,493 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:30:08,248 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 12:30:08,252 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:30:08,252 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:30:08,252 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:30:08,252 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:30:08,252 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:30:08,252 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:08,252 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:30:08,252 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:30:08,253 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:30:08,253 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:30:08,253 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:30:08,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:08,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:08,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:08,328 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:30:08,332 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:30:08,334 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,335 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,335 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,336 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:08,338 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:08,338 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,347 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,347 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,348 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,348 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,348 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,348 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,348 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:08,349 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:08,349 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,351 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,351 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,352 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,352 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,352 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:08,354 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:08,354 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,356 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,356 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:30:08,356 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,357 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,357 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,357 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,357 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,358 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:08,359 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:08,359 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,368 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,368 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 [2018-11-28 12:30:08,369 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,369 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,369 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,369 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,369 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:08,371 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:08,371 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,372 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,373 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:08,374 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:08,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,375 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,375 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:30:08,376 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,376 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,376 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,377 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,377 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:08,378 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:08,378 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,388 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,388 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,389 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,389 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,389 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:08,391 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:08,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,393 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,393 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,394 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,394 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:08,395 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:08,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,395 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:30:08,396 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 [2018-11-28 12:30:08,396 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,396 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,396 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:08,397 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:08,397 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,411 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,411 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,412 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,412 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,412 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,412 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,412 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:08,413 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:08,413 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,414 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,414 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,415 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:08,415 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,416 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:08,417 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:08,417 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,418 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:30:08,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,419 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,419 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:08,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,420 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,420 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,420 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:08,421 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:08,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,442 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,443 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,443 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:08,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,444 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,444 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,444 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:08,444 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:08,445 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,446 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,447 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,448 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,448 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:08,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,449 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:08,449 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:08,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,451 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,451 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:30:08,451 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,452 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,452 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:08,452 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,452 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:08,453 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:08,453 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,482 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,482 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,483 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,483 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:08,483 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,484 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:08,485 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:08,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,490 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,491 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,491 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:08,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,491 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:08,496 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:08,498 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,503 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:30:08,503 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 [2018-11-28 12:30:08,505 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,505 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:08,505 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,505 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,506 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,506 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:08,509 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:08,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,541 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,541 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,543 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,544 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:08,544 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,544 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,544 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,544 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:08,546 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:08,546 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,547 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,547 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,548 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,548 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:08,548 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,549 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,549 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:08,555 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:08,555 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,557 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,557 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:30:08,557 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,558 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,558 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:08,558 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,558 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,558 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,558 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:08,559 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:08,559 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,567 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,567 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,568 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:08,568 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,568 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,568 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,568 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:08,568 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:08,569 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,573 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,573 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,574 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,574 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:08,574 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,574 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,574 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,574 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:08,575 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:08,575 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,578 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,578 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:30:08,579 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,579 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,579 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:08,579 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,580 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,580 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:08,582 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:08,583 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,594 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,594 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,595 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,595 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:08,595 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,595 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,595 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,596 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:08,596 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:08,596 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,599 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,600 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:08,600 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:08,600 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:08,600 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:08,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:08,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:08,601 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:08,605 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:08,605 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:08,613 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:08,639 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:30:08,639 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:30:08,639 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:30:08,639 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:30:08,639 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:30:08,639 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:08,639 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:30:08,640 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:30:08,640 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:30:08,640 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:30:08,640 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:30:08,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:08,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:08,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:08,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:08,737 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:30:08,737 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:08,740 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:30:08,740 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:30:08,746 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:30:08,746 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:08,771 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:30:08,771 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:08,788 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:30:08,788 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:30:22,556 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:30:22,561 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:30:22,561 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:30:22,562 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:30:22,562 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:30:22,562 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:30:22,562 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:22,562 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:30:22,562 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:30:22,562 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:30:22,562 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:30:22,562 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:30:22,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:22,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:22,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:22,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:22,643 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:30:22,643 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:30:22,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,644 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,644 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:22,645 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:22,645 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:30:22,653 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,654 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,654 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,654 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,654 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,655 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:22,655 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:22,655 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,656 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,656 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,657 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:22,661 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:22,661 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:30:22,667 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,667 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,667 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,668 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,668 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,668 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,668 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:22,668 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:22,668 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,669 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:30:22,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,673 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,673 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:22,675 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:30:22,675 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:30:22,683 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,684 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,684 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,684 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,684 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,685 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:22,685 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:22,685 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,688 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,689 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:22,690 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:30:22,690 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:30:22,700 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,700 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,701 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,701 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,701 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,701 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,701 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:22,703 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:22,703 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,704 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,704 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:30:22,704 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,705 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,705 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,705 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,705 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:22,707 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:22,707 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:22,718 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,719 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,719 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,719 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,720 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:22,720 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:22,720 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,721 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,721 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,721 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,722 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,722 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:22,723 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:22,724 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:22,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,749 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,749 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,750 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:22,750 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:22,750 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,751 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,751 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:30:22,751 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,752 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,752 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,752 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,752 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:22,754 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:30:22,755 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:30:22,765 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,765 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 [2018-11-28 12:30:22,765 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,767 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,767 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:22,768 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:22,768 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,768 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,769 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 [2018-11-28 12:30:22,769 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,770 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,770 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:22,772 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:30:22,772 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:30:22,798 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,799 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,799 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:22,799 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,800 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,800 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:22,800 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:22,800 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,801 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:30:22,801 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:22,802 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:22,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,802 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:22,804 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:30:22,804 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:30:22,814 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,815 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,815 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:22,815 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:22,815 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,816 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,816 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:22,816 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:22,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,817 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,817 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 [2018-11-28 12:30:22,818 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:22,818 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:22,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,818 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:22,820 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:30:22,820 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:30:22,881 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,881 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,882 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:22,882 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:22,882 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,882 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,882 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,882 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:22,883 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:22,883 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,884 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,884 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:30:22,884 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,885 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:22,885 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:22,885 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,885 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,885 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:22,887 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:22,888 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:22,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,908 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 [2018-11-28 12:30:22,909 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:22,909 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:22,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:22,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,909 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:22,910 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:22,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:22,911 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:22,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:22,912 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:22,912 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:22,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:22,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:22,913 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:22,916 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:22,916 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:23,219 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:23,219 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:23,220 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:23,220 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:23,220 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:23,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:23,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:23,221 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:23,221 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:23,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:23,223 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:23,223 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:30:23,223 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:23,224 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:23,224 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:23,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:23,224 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:23,224 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:23,226 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:30:23,226 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:30:23,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:23,254 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:23,254 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:23,254 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:23,254 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:23,255 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:23,255 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:23,255 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:23,256 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:23,256 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:23,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:23,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:23,257 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:23,257 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:23,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:23,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:23,257 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:23,261 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:30:23,261 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:30:24,118 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,119 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:24,119 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:24,119 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:24,120 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:24,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:24,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:24,120 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:24,121 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:24,121 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:24,122 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,122 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:30:24,122 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:24,123 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:24,123 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:24,123 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:24,123 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:24,123 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:24,125 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:24,125 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:24,135 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,135 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:24,136 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:24,136 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:24,136 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:24,136 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:24,136 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:24,137 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:24,137 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:24,137 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:24,138 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,138 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:24,139 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:24,139 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:24,139 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:24,139 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:24,139 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:24,141 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:24,141 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:24,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,168 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:24,168 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:24,168 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:24,168 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:24,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:24,169 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:24,169 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:24,169 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:24,169 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:24,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,171 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:30:24,171 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:24,171 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:24,171 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:24,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:24,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:24,172 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:24,175 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:30:24,175 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:30:24,195 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,195 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:24,195 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:24,196 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:24,196 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:24,196 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:24,196 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:24,196 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:24,197 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:24,197 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:24,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,199 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 [2018-11-28 12:30:24,199 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:24,199 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:24,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:24,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:24,200 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:24,203 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:30:24,203 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:30:24,373 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,374 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:24,374 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:24,374 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:24,374 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:24,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:24,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:24,375 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:24,375 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:24,375 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:24,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:24,378 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 12:30:24,378 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 12:30:24,378 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 12:30:24,379 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:30:24,379 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 12:30:24,379 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:30:24,379 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:30:24,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:24,380 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:30:24,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:24,386 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:30:24,386 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 12:30:24,387 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:30:24,387 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:30:24,387 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:24,387 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:30:24,387 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:24,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:30:24,391 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 12:30:24,391 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:30:24,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:30:24,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:24,392 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:30:24,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:30:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:30:24,441 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:30:24,441 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:30:24,441 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:30:24,441 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:30:24,441 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:30:24,441 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:24,441 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:30:24,441 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:30:24,441 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:30:24,441 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:30:24,442 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:30:24,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:24,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:24,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:24,487 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:30:24,487 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:24,499 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:30:24,499 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:24,519 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:30:24,520 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:30:36,561 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:30:36,567 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:30:36,567 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:30:36,568 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:30:36,568 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:30:36,568 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:30:36,568 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:36,568 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:30:36,568 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:30:36,568 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:30:36,568 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:30:36,568 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:30:36,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:36,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:36,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:36,639 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:30:36,639 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:30:36,640 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,640 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,640 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:36,641 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:36,641 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,647 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,647 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,647 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,647 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:36,648 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:36,648 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,649 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,649 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:36,649 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:36,649 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,654 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,654 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:30:36,654 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,655 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,655 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,655 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:36,656 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:36,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,659 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,659 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,659 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:36,660 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:36,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,660 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,661 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,661 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,661 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,661 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,661 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:36,661 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:36,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,662 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,662 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:30:36,662 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,663 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,663 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,663 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:36,664 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:36,664 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,667 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,667 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,668 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,668 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,668 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,668 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,668 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:36,668 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:36,668 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,669 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,669 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,670 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:36,670 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:36,670 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,671 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,671 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:30:36,671 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,671 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,671 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,671 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,672 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,672 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:36,672 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:36,672 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,676 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,676 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,676 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,677 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:36,677 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:36,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,679 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,679 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:36,680 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,680 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,680 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,680 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:36,680 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:36,680 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,681 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,681 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:30:36,681 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,682 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,682 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:36,682 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,682 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,682 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,682 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:36,683 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:36,683 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,688 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,689 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,689 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:36,689 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,689 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:36,689 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:36,689 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,696 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,696 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,697 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,697 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:36,697 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,697 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,697 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,697 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:36,698 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:36,698 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,699 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,699 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:30:36,699 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,699 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,700 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:36,700 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,703 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,703 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,703 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:36,704 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:36,705 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,713 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,714 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,714 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:36,714 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,714 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:36,715 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:36,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,716 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:36,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,717 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:36,718 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:36,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,720 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,720 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:30:36,721 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,721 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,721 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:36,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,722 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:36,724 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:36,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,739 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,740 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,740 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:36,740 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,740 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,740 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,740 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:36,741 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:36,741 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,742 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,742 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:36,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,743 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:36,746 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:36,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,747 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:30:36,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,748 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,748 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:36,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,748 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,749 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:36,749 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:36,749 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,753 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,753 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:36,753 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,754 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:36,754 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:36,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,755 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,755 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,756 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,756 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:36,756 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,756 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,756 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,756 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:36,757 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:36,757 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,759 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,759 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:30:36,759 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,760 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,760 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:36,760 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,760 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:36,761 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:36,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,768 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,768 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 [2018-11-28 12:30:36,769 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,769 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:36,769 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,769 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:36,770 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:36,770 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,772 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,772 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:36,772 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:36,772 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:36,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:36,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:36,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:36,773 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:36,774 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:36,774 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:36,780 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:36,811 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:30:36,811 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:30:36,811 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:30:36,811 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:30:36,811 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:30:36,811 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:36,811 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:30:36,812 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:30:36,812 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:30:36,812 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:30:36,812 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:30:36,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:36,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:36,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:36,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:36,889 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:30:36,889 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:36,898 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:30:36,899 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:36,931 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:30:36,931 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:30:36,945 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:30:36,945 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=3}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [2, 2, 2] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:36,975 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:30:36,975 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e39cd4ef-f883-4e92-a503-066fede46b1e/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:37,005 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:30:37,006 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:30:49,046 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:30:49,051 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:30:49,051 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:30:49,051 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:30:49,052 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:30:49,052 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:30:49,052 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:30:49,052 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:30:49,052 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:30:49,052 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:30:49,052 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:30:49,052 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:30:49,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:49,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:49,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:49,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:30:49,110 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:30:49,110 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:30:49,110 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,111 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,111 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,111 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,111 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:49,112 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:49,112 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:30:49,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,119 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,120 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,120 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:49,120 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:49,120 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:30:49,123 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,124 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,124 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,124 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,124 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,125 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,125 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:49,125 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:49,125 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,125 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,125 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,126 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,126 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,126 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,126 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:30:49,126 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:30:49,126 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,127 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,127 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:30:49,127 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,127 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,128 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,128 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:49,129 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:30:49,129 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:30:49,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,135 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,135 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,135 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,135 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:49,136 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:30:49,136 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:30:49,141 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,141 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,142 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,142 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,142 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,142 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,142 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:49,142 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:49,143 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,143 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,143 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,143 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,144 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,144 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,144 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:49,144 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:49,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,144 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,145 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:30:49,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,145 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,145 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,145 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:49,147 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:49,147 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:49,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,162 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,162 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:49,164 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:49,164 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:49,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,169 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,169 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,169 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,170 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,170 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,170 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:49,170 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:49,170 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,171 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,171 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,171 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,171 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:49,172 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:49,172 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,172 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:30:49,173 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,173 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,173 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:49,175 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:30:49,175 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:30:49,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,195 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,195 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,195 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,195 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,195 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:49,197 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:30:49,197 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:30:49,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,209 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 [2018-11-28 12:30:49,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,209 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:49,210 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:49,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,210 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,211 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:30:49,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,211 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:49,212 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:49,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,212 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:30:49,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,213 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:49,213 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:49,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,213 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:49,214 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:30:49,214 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:30:49,249 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,249 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,250 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:49,250 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:49,250 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,250 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,250 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:49,251 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:30:49,252 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:30:49,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,264 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:49,264 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:49,265 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,265 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,265 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:49,265 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:49,265 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,266 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:49,267 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:49,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,267 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:30:49,267 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:30:49,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,268 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:30:49,268 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,268 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:49,269 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:49,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,269 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:49,271 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:49,271 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:49,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,378 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 [2018-11-28 12:30:49,378 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:49,378 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:49,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,379 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:49,380 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:49,380 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:49,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,397 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,397 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:49,397 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:49,398 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,398 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,398 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:49,398 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:49,398 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,400 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,400 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:49,400 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:30:49,400 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:49,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,400 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:49,401 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:49,401 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:49,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:49,402 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:30:49,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:49,402 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:49,403 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:49,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:49,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:49,403 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:49,407 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:30:49,407 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:30:50,013 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,014 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 [2018-11-28 12:30:50,014 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,014 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:50,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,015 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:50,017 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:30:50,017 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:30:50,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,041 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:50,041 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,041 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:50,041 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:50,041 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,042 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,042 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:50,042 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:50,042 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:50,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,043 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:50,044 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,044 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:50,044 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:50,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,044 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,044 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:30:50,045 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:30:50,045 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:50,045 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,045 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:30:50,046 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:50,046 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,046 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:50,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,046 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:50,048 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:50,048 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:50,066 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,066 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:50,066 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,067 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:50,067 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,067 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,067 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:50,068 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:30:50,068 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:30:50,081 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,082 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:50,082 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,083 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:50,083 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:50,083 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,083 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,083 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:50,083 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:50,083 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:50,085 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,085 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:50,086 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,086 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:30:50,086 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:50,086 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,086 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,086 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:30:50,087 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:30:50,087 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:50,088 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,088 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:30:50,088 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:50,089 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,089 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:50,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,089 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:50,092 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:30:50,092 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:30:50,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:30:50,329 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,329 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:50,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,329 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:50,331 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:30:50,331 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:30:50,368 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,368 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 [2018-11-28 12:30:50,368 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,368 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:50,368 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:50,369 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,369 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,369 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:50,369 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:50,369 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:50,371 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,371 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 [2018-11-28 12:30:50,372 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:30:50,372 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:30:50,372 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:30:50,372 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:30:50,372 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:30:50,372 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:30:50,373 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:30:50,373 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:30:50,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:30:50,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:30:50 BoogieIcfgContainer [2018-11-28 12:30:50,379 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:30:50,380 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:30:50,380 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:30:50,380 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:30:50,380 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:30:07" (3/4) ... [2018-11-28 12:30:50,384 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:30:50,384 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:30:50,384 INFO L168 Benchmark]: Toolchain (without parser) took 43700.30 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 462.9 MB). Free memory was 954.4 MB in the beginning and 1.3 GB in the end (delta: -369.9 MB). Peak memory consumption was 93.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:30:50,385 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. [2018-11-28 12:30:50,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 133.58 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. [2018-11-28 12:30:50,387 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.96 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. [2018-11-28 12:30:50,387 INFO L168 Benchmark]: Boogie Preprocessor took 48.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -198.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:30:50,388 INFO L168 Benchmark]: RCFGBuilder took 126.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:30:50,388 INFO L168 Benchmark]: BuchiAutomizer took 43357.99 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 319.8 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -197.5 MB). Peak memory consumption was 620.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:30:50,389 INFO L168 Benchmark]: Witness Printer took 4.05 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:30:50,393 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 133.58 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 25.96 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 48.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -198.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 126.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 43357.99 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 319.8 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -197.5 MB). Peak memory consumption was 620.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.05 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 43.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 43.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div401 bol100 ite100 ukn100 eq146 hnf49 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 239ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...