./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5465abd0acd0e19d367a95bacffc8ac4a6f2d65 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:45:34,088 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:45:34,090 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:45:34,098 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:45:34,099 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:45:34,099 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:45:34,100 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:45:34,102 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:45:34,103 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:45:34,104 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:45:34,105 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:45:34,105 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:45:34,106 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:45:34,106 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:45:34,107 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:45:34,108 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:45:34,109 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:45:34,110 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:45:34,112 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:45:34,113 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:45:34,114 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:45:34,115 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:45:34,117 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:45:34,117 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:45:34,117 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:45:34,118 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:45:34,119 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:45:34,120 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:45:34,120 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:45:34,122 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:45:34,122 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:45:34,123 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:45:34,123 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:45:34,123 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:45:34,124 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:45:34,124 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:45:34,125 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 08:45:34,136 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:45:34,136 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:45:34,137 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:45:34,138 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:45:34,138 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:45:34,138 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 08:45:34,138 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 08:45:34,138 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 08:45:34,138 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 08:45:34,139 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 08:45:34,139 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 08:45:34,139 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:45:34,139 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:45:34,139 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 08:45:34,139 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:45:34,140 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:45:34,140 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:45:34,140 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 08:45:34,140 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 08:45:34,140 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 08:45:34,140 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:45:34,141 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:45:34,141 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 08:45:34,141 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:45:34,141 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 08:45:34,141 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:45:34,141 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:45:34,141 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 08:45:34,142 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:45:34,142 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 08:45:34,142 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 08:45:34,143 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 08:45:34,143 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_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5465abd0acd0e19d367a95bacffc8ac4a6f2d65 [2018-11-23 08:45:34,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:45:34,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:45:34,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:45:34,184 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:45:34,185 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:45:34,185 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-11-23 08:45:34,228 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/data/da26c423c/d6beb12b2cd44900af03897b2abeb594/FLAG285cbd688 [2018-11-23 08:45:34,570 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:45:34,570 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-11-23 08:45:34,575 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/data/da26c423c/d6beb12b2cd44900af03897b2abeb594/FLAG285cbd688 [2018-11-23 08:45:35,000 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/data/da26c423c/d6beb12b2cd44900af03897b2abeb594 [2018-11-23 08:45:35,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:45:35,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:45:35,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:45:35,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:45:35,009 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:45:35,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd21f3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35, skipping insertion in model container [2018-11-23 08:45:35,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:45:35,037 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:45:35,159 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:45:35,162 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:45:35,172 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:45:35,182 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:45:35,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35 WrapperNode [2018-11-23 08:45:35,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:45:35,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:45:35,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:45:35,183 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:45:35,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:45:35,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:45:35,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:45:35,206 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:45:35,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... [2018-11-23 08:45:35,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:45:35,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:45:35,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:45:35,219 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:45:35,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:45:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:45:35,414 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:45:35,414 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 08:45:35,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:45:35 BoogieIcfgContainer [2018-11-23 08:45:35,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:45:35,415 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 08:45:35,415 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 08:45:35,418 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 08:45:35,418 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 08:45:35,419 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 08:45:35" (1/3) ... [2018-11-23 08:45:35,420 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a45769d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 08:45:35, skipping insertion in model container [2018-11-23 08:45:35,420 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 08:45:35,420 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:35" (2/3) ... [2018-11-23 08:45:35,420 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a45769d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 08:45:35, skipping insertion in model container [2018-11-23 08:45:35,421 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 08:45:35,421 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:45:35" (3/3) ... [2018-11-23 08:45:35,422 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_up_down_false-unreach-call_true-termination.i [2018-11-23 08:45:35,466 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:45:35,466 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 08:45:35,467 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 08:45:35,467 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 08:45:35,467 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:45:35,467 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:45:35,467 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 08:45:35,467 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:45:35,467 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 08:45:35,481 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-23 08:45:35,496 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 08:45:35,497 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 08:45:35,497 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 08:45:35,503 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 08:45:35,504 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 08:45:35,504 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 08:45:35,504 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-23 08:45:35,505 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 08:45:35,505 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 08:45:35,505 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 08:45:35,505 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 08:45:35,505 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 08:45:35,513 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true [2018-11-23 08:45:35,513 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-11-23 08:45:35,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:35,518 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-23 08:45:35,519 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:35,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:35,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:35,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:35,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:35,593 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:35,593 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-23 08:45:35,593 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:35,593 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:35,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:35,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:35,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:35,607 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:35,607 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-23 08:45:35,607 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:35,607 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:35,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:35,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:35,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:35,659 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:45:35,660 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:45:35,660 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:45:35,660 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:45:35,660 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 08:45:35,661 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:35,661 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:45:35,661 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:45:35,661 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-23 08:45:35,661 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:45:35,661 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:45:35,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:35,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:35,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:35,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:35,823 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:45:35,823 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:35,827 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:35,827 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:35,833 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:45:35,833 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:35,850 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:35,850 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:35,868 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 08:45:35,868 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:35,879 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:45:35,879 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:35,906 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:35,906 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:35,909 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:45:35,909 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:35,925 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:35,925 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:35,945 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 08:45:35,945 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:37,558 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 08:45:37,562 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:45:37,563 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:45:37,563 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:45:37,563 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:45:37,563 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 08:45:37,563 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:37,563 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:45:37,563 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:45:37,563 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-23 08:45:37,563 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:45:37,564 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:45:37,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:37,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:37,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:37,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:37,665 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:45:37,670 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 08:45:37,672 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,673 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,674 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,674 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,674 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:37,676 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:45:37,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,680 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,680 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,681 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,681 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,681 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,681 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,682 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:37,682 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:45:37,682 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,688 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,688 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 [2018-11-23 08:45:37,689 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,689 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,690 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,691 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:37,692 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:45:37,692 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,693 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,694 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,694 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,694 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,695 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:37,696 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:45:37,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,706 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 08:45:37,706 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,707 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,707 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,707 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,708 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:37,709 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:37,709 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,711 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,711 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,711 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,712 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,712 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:37,713 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:37,713 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,719 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 [2018-11-23 08:45:37,720 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,720 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,720 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:37,721 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:37,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,723 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,724 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,724 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,724 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,725 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:37,726 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:37,726 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,736 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,737 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 08:45:37,737 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,738 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,738 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,738 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:37,739 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:37,739 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,741 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,741 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,741 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,742 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,742 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,742 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,742 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:37,743 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:37,743 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,749 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,751 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,751 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,751 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:37,752 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:37,752 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,755 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,755 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 [2018-11-23 08:45:37,756 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,756 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,756 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,756 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,756 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:37,758 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:37,758 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,771 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,772 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 08:45:37,772 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 [2018-11-23 08:45:37,773 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,773 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:37,774 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:37,775 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,776 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,777 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,777 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,777 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,777 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,778 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:37,779 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:37,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,786 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,786 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,787 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:37,788 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:37,788 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,790 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,790 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:37,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,791 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:37,792 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:37,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,804 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,804 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 08:45:37,804 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,805 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,805 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:37,805 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,806 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,806 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:37,807 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:37,807 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,808 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,809 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,809 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,809 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:37,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,810 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,810 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:37,811 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:37,811 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,825 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,826 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,827 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,827 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:37,827 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,827 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,827 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:37,828 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:37,828 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,829 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,831 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:37,831 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,831 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:37,833 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:37,833 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,855 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,855 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 08:45:37,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,856 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,857 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:37,857 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,857 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,857 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:37,858 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:37,859 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,861 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,861 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,862 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,862 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:37,862 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,862 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,863 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:37,864 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:37,864 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,879 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,879 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,880 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,880 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:37,880 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,881 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,881 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,881 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:37,882 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:37,882 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,884 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,884 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 [2018-11-23 08:45:37,885 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,885 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:37,885 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,885 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,885 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,886 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:37,888 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:37,888 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,914 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,914 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 08:45:37,914 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,915 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,915 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:37,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,916 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:37,918 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:37,918 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,919 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,920 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,920 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:37,920 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,920 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,921 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,921 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:37,923 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:37,923 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,949 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,950 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,950 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:37,950 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,951 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:37,952 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:37,953 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,954 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,954 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,955 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,955 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:37,955 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,956 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:37,958 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:37,959 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:37,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:37,997 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 08:45:37,997 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:37,998 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:37,998 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:37,998 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:37,999 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:37,999 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:37,999 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:38,000 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:38,003 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:38,006 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:38,006 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:38,007 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:38,007 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:38,007 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:38,007 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:38,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:38,008 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:38,008 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:38,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:38,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:38,017 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:38,018 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:38,018 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:38,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:38,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:38,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:38,018 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:38,019 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:38,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:38,021 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:38,021 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:38,022 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:38,022 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:38,022 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:38,022 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:38,023 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:38,023 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:38,023 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:38,024 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:38,031 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:38,031 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 08:45:38,031 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:38,032 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:38,032 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:38,032 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:38,032 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:38,033 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:38,033 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:38,034 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:38,034 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:38,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:38,038 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:38,039 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:38,039 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:38,039 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:38,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:38,040 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:38,040 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:38,041 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:38,041 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:38,050 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:38,051 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:38,051 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:38,052 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:38,052 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:38,052 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:38,052 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:38,052 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:38,053 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:38,054 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:38,058 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:38,058 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:38,059 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:38,059 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:38,059 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:38,059 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:38,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:38,060 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:38,061 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:38,061 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:38,075 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:38,088 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:45:38,089 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:45:38,089 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:45:38,089 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:45:38,089 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 08:45:38,089 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:38,089 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:45:38,089 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:45:38,089 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-23 08:45:38,090 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:45:38,090 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:45:38,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:38,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:38,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:38,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:38,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:38,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:38,213 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:45:38,213 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:38,226 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:38,227 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:38,229 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:45:38,229 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:38,247 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:38,247 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:38,249 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:45:38,249 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:38,268 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:38,268 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:38,288 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 08:45:38,288 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:38,298 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:45:38,298 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/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 [2018-11-23 08:45:38,316 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:38,316 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:38,338 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 08:45:38,338 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:54,698 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 08:45:54,705 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:45:54,705 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:45:54,706 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:45:54,706 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:45:54,706 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 08:45:54,706 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:54,706 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:45:54,706 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:45:54,706 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-23 08:45:54,706 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:45:54,706 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:45:54,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:54,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:54,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:54,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:54,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:54,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:54,794 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:45:54,795 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 08:45:54,795 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,795 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,795 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,795 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,795 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,796 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:54,796 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:45:54,796 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,796 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,797 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,797 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:54,797 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:45:54,797 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,798 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,798 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,798 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,798 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,798 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,798 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:54,799 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:54,799 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 08:45:54,803 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,804 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,804 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,804 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,804 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,805 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:54,805 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:45:54,805 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,806 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,806 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,806 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,807 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,807 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,807 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:54,808 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:54,808 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 08:45:54,814 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,815 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 [2018-11-23 08:45:54,815 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,815 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,816 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:45:54,816 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:45:54,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,816 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,817 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 08:45:54,817 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 [2018-11-23 08:45:54,817 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,817 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,818 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,818 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:54,818 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,819 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,819 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,819 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,819 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,820 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,820 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,820 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,820 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:54,820 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,821 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,821 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,821 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,821 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,821 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,822 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,823 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 08:45:54,823 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 08:45:54,827 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,827 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,828 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,828 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,828 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,828 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,828 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,829 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:54,829 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,829 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,830 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,830 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,830 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,830 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,832 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 08:45:54,832 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 08:45:54,840 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,841 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,841 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,841 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,841 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,841 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,842 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,842 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:54,842 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,842 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,843 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 08:45:54,843 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,843 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,843 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,844 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,844 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,844 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,844 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:54,844 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,845 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,845 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,845 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,845 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,846 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,846 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,846 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,846 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:54,846 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,847 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,847 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,848 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,849 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:45:54,849 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:45:54,854 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,855 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,855 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,855 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,855 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,856 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,856 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,856 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:54,856 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,857 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,857 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,857 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,858 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,858 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,858 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,859 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:45:54,860 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:45:54,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,871 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,872 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,872 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:54,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,873 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,873 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 08:45:54,873 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,873 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,874 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,874 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:54,874 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:54,874 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,875 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,875 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,876 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,876 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:54,876 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:54,876 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,877 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,877 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,878 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,878 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,878 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:54,879 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 08:45:54,879 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 08:45:54,886 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,886 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,887 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,887 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,887 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,887 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,887 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:54,887 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:54,888 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,888 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,888 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,889 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,889 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,889 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,889 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:54,891 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 08:45:54,891 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 08:45:54,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,905 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,905 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:45:54,905 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,905 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,906 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:54,906 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:54,906 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,907 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,907 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 08:45:54,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,908 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,908 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:54,908 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,908 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,909 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:54,909 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,909 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,910 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,910 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,910 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:54,910 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,910 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,911 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,911 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:54,911 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,912 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,912 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,912 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,912 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:54,913 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,913 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,913 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,914 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 08:45:54,914 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 08:45:54,922 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,922 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,922 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,923 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:54,923 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,929 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,930 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:54,930 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,931 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,931 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,931 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,932 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:54,932 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,932 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,932 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,934 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 08:45:54,934 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 08:45:54,950 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,951 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,951 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:54,951 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,951 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,951 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:45:54,952 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:45:54,952 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,952 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,952 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 08:45:54,953 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,953 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,953 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:54,953 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,953 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,953 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,954 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,954 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:54,954 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,955 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,955 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,956 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:54,956 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,956 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,956 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,956 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,957 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:54,957 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,957 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,958 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,958 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,958 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:54,958 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,959 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,960 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:45:54,960 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:45:54,972 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,972 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,972 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,973 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:54,973 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:54,973 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,973 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,973 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,974 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:54,974 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:54,975 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:54,975 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:54,975 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:54,975 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:54,976 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:54,976 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:54,976 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:54,978 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:45:54,978 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:45:55,009 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,009 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,010 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,010 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:45:55,010 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,011 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,011 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,011 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:55,011 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:55,012 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,013 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,013 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 08:45:55,013 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,014 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,014 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,014 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,014 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:55,015 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:55,015 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,017 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,017 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,017 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,017 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,018 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:55,019 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:55,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,019 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,020 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,020 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,021 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,021 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,021 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,021 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:55,023 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 08:45:55,023 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 08:45:55,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,048 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,048 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,048 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,049 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,049 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,049 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:55,050 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:55,050 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,051 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,051 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,052 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,052 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,052 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,052 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,052 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:55,058 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 08:45:55,058 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 08:45:55,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,117 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,118 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,118 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,118 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,118 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,118 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,118 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:45:55,119 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:45:55,119 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,120 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,120 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 08:45:55,120 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,121 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,121 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:55,121 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,122 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:55,122 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:55,122 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,123 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,123 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,124 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,124 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:55,124 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,124 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,124 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,124 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:55,125 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:55,125 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,126 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,127 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,127 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:55,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,127 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:55,128 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:45:55,128 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:45:55,137 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,137 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,137 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,137 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:55,138 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,138 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,138 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:55,138 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:55,139 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,140 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,140 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,141 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,141 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:55,141 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,141 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,141 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:55,143 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:45:55,143 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:45:55,162 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,162 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 [2018-11-23 08:45:55,163 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,163 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:45:55,163 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,163 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,164 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:45:55,164 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:45:55,164 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,166 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,166 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 08:45:55,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,167 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,167 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,167 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,167 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:55,168 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:55,168 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,171 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,171 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,171 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,172 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:55,172 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:55,172 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,174 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,175 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,175 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,176 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:55,178 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 08:45:55,178 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 08:45:55,241 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,242 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,242 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,242 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,242 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:55,243 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:55,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,246 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,247 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,247 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,248 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:55,251 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 08:45:55,251 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 08:45:55,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,280 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:45:55,281 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:45:55,281 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:45:55,281 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:45:55,281 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:45:55,281 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:45:55,281 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:45:55,282 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:45:55,282 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:45:55,284 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:45:55,285 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-23 08:45:55,285 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-11-23 08:45:55,285 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-11-23 08:45:55,285 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:55,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-23 08:45:55,286 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:55,286 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:55,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:55,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:55,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:55,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:55,293 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-23 08:45:55,293 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:55,294 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:55,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:55,294 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 08:45:55,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:55,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:55,298 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-23 08:45:55,298 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:55,298 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:55,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:55,299 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 08:45:55,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:45:55,346 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:45:55,346 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:45:55,346 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:45:55,346 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:45:55,347 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 08:45:55,347 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:55,347 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:45:55,347 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:45:55,347 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-23 08:45:55,347 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:45:55,347 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:45:55,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:55,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:55,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:55,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:45:55,405 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:45:55,405 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:55,415 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:55,415 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:55,418 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:45:55,418 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:55,446 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:55,446 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:55,453 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:45:55,454 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:55,475 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:55,476 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:55,506 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 08:45:55,507 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:45:55,517 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:45:55,517 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:55,551 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:45:55,551 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:45:55,575 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 08:45:55,575 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:46:09,327 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 08:46:09,332 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:46:09,332 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:46:09,332 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:46:09,332 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:46:09,332 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 08:46:09,332 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,332 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:46:09,332 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:46:09,332 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-23 08:46:09,332 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:46:09,332 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:46:09,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,396 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:46:09,396 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 08:46:09,396 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 [2018-11-23 08:46:09,396 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,397 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,397 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,397 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,397 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:09,397 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:46:09,397 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,398 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,398 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,398 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,398 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,399 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,399 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:09,399 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:46:09,399 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,400 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 [2018-11-23 08:46:09,400 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,400 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,400 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:09,401 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:46:09,401 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,402 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 [2018-11-23 08:46:09,402 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,402 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,403 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:09,403 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:46:09,403 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,405 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,405 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 08:46:09,405 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,405 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,405 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,406 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,406 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,406 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:09,406 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:09,406 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,406 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,407 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,407 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,407 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,407 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,407 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,407 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:09,408 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:09,408 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,408 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,409 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,409 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,409 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:09,409 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:09,409 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,411 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,411 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 [2018-11-23 08:46:09,411 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,411 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,412 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:09,412 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:09,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,414 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,414 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 08:46:09,414 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 [2018-11-23 08:46:09,415 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,415 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,415 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,415 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,416 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,416 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,416 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,417 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,417 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,417 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,417 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,418 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 [2018-11-23 08:46:09,418 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,418 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,419 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,419 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,419 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,420 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,421 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,421 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,421 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,421 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,421 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,422 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,422 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,424 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,424 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 08:46:09,425 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,425 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,425 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,426 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,426 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,426 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:09,426 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:09,426 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,427 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,427 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,427 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,428 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:09,428 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:09,428 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,429 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,429 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,429 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,429 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,430 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:09,430 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:09,430 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,433 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:09,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,433 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:09,434 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:09,434 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,437 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 08:46:09,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,438 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:09,438 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,438 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,438 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,438 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:09,439 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:09,439 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,440 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,440 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:09,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,441 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:09,441 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:09,441 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,442 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 [2018-11-23 08:46:09,442 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,443 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:09,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,443 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:09,443 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:09,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,447 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,448 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,448 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,448 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:09,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,448 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:09,449 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:09,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,456 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,456 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 08:46:09,456 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,457 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,457 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:09,457 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,457 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,457 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,457 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,458 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,458 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,459 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,459 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,460 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,460 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:09,460 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,460 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,461 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,461 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,462 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,462 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,463 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,463 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:09,463 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,463 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,463 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,463 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,464 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,464 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,470 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,471 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,471 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,471 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:09,471 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,471 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,472 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,473 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,473 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,485 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,485 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 08:46:09,485 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,486 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,486 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:09,486 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,486 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,486 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,486 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:09,487 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:09,487 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,488 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,488 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,489 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,489 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:09,489 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,489 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,489 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:09,491 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:09,491 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,492 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,492 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,492 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:09,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,493 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:09,494 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:09,494 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,507 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,507 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,508 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:09,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,508 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:09,510 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:09,510 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,531 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,531 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 08:46:09,531 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,532 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,532 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:09,532 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,532 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,532 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,532 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,533 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,533 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,534 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,535 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,535 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,535 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:09,535 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,535 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,535 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,535 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,536 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,536 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,537 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,538 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,538 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,538 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:09,538 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,538 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,538 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,539 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,539 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,539 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,542 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,542 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,543 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,543 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:09,543 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,543 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,543 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:09,544 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:09,544 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,549 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,549 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 08:46:09,550 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,550 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,550 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:09,550 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,550 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,550 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,551 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:09,551 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:09,552 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,554 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,554 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,555 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,555 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:09,555 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,555 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,555 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,555 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:09,556 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:09,556 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,558 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,559 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,559 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,559 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:09,559 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,560 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:09,561 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:09,561 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,566 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,566 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:09,567 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:09,567 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:09,567 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:09,567 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:09,567 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:09,567 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:09,568 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:09,568 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:09,579 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:09,647 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:46:09,647 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:46:09,647 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:46:09,647 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:46:09,647 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 08:46:09,647 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,647 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:46:09,647 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:46:09,647 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-23 08:46:09,648 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:46:09,648 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:46:09,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:09,734 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:46:09,734 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,737 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:46:09,738 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:46:09,741 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:46:09,741 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,760 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:46:09,760 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:46:09,765 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:46:09,765 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,784 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:46:09,784 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:46:09,789 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:46:09,790 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,809 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:46:09,809 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,832 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 08:46:09,832 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:46:09,850 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:46:09,850 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,870 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:46:09,870 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:46:09,877 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:46:09,878 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,897 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:46:09,897 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_690b869d-f519-4a53-87c8-b730aee0e414/bin-2019/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:09,921 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 08:46:09,922 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:46:21,989 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 08:46:21,996 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:46:21,996 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:46:21,997 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:46:21,997 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:46:21,997 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 08:46:21,997 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:46:21,997 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:46:21,997 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:46:21,997 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-23 08:46:21,997 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:46:21,997 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:46:21,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:22,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:22,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:22,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:22,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:22,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:46:22,117 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:46:22,117 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 08:46:22,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,118 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,118 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,118 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,118 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,118 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:22,118 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:46:22,119 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,119 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 [2018-11-23 08:46:22,120 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,120 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,120 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:22,120 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:46:22,120 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,121 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,121 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,126 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,126 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,126 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,126 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:22,126 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:46:22,126 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,127 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,127 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 [2018-11-23 08:46:22,127 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,128 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,128 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,128 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,128 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:22,128 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:46:22,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,128 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,129 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,130 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,130 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:22,131 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:22,131 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 08:46:22,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,134 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,135 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,135 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,135 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:46:22,136 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:22,136 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 08:46:22,144 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,145 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 08:46:22,145 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 [2018-11-23 08:46:22,145 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,145 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,146 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,146 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:22,146 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,146 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,147 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,147 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,147 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,147 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,147 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,147 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,148 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:22,148 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,149 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,149 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,150 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,150 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:22,150 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,151 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,151 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,151 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,152 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,152 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:22,152 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,152 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,153 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,153 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,153 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,153 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,154 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 08:46:22,154 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 08:46:22,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,158 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,159 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,159 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,160 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 08:46:22,161 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 08:46:22,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,173 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 08:46:22,173 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 [2018-11-23 08:46:22,173 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,173 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,174 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,174 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,175 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,175 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,176 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,176 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,176 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,178 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,178 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,179 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,180 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,180 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,180 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,181 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,182 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,183 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:46:22,184 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:46:22,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,189 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,189 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,190 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,191 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:46:22,192 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:46:22,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,204 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 08:46:22,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,205 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,205 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,209 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,209 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:22,209 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,210 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,211 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,211 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:22,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,212 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 [2018-11-23 08:46:22,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,212 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,213 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,213 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:22,213 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,214 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,215 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,215 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,215 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,215 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,215 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:22,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,216 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,216 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,217 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,219 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 08:46:22,219 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 08:46:22,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,226 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:46:22,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,227 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,228 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 08:46:22,229 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 08:46:22,244 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,244 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 08:46:22,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,244 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,245 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,245 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,245 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:22,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,246 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,247 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,247 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,247 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,247 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,247 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,248 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:22,248 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,249 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,249 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,249 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,249 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,249 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,250 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:22,250 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,250 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,251 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,251 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,251 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,251 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,252 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,252 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,252 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 08:46:22,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,253 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,254 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,254 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,254 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,254 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,254 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,255 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 08:46:22,255 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 08:46:22,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,268 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 [2018-11-23 08:46:22,269 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,269 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,269 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 08:46:22,271 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 08:46:22,271 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 08:46:22,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,302 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 08:46:22,302 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,303 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,303 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:22,303 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,303 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,303 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,303 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,304 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,304 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,306 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,306 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:22,306 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,307 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,307 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,309 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,310 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,310 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:22,310 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,310 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,311 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,312 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,312 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,313 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,313 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:22,313 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,313 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,314 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,314 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,315 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,315 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,316 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,316 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:22,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,316 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,316 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,318 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:46:22,318 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:46:22,336 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,337 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,338 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,338 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 08:46:22,338 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,338 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,338 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,340 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:46:22,341 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:46:22,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,408 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 08:46:22,408 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,409 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,409 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,413 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,414 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:22,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,415 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,416 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,416 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,416 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,416 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,418 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:22,418 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,419 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,419 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,419 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,419 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,420 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:22,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,422 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,422 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,422 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,422 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,423 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 08:46:22,423 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,424 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,424 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,425 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,425 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,425 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,425 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,427 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 08:46:22,427 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 08:46:22,464 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,464 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,465 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,465 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,465 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,465 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,465 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 08:46:22,468 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 08:46:22,469 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 08:46:22,561 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,561 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 08:46:22,562 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,562 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,562 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,562 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,563 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,563 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,563 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,563 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,565 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,565 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,565 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,566 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,566 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,566 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,566 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,566 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,566 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,567 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,568 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,568 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,568 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,569 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,569 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,569 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,571 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,572 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,572 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,572 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,572 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,572 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,572 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,573 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:46:22,573 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,574 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,574 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,575 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,575 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,575 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,575 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,576 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:46:22,576 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:46:22,591 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,592 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,592 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,592 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 08:46:22,593 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,593 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,593 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 08:46:22,595 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 08:46:22,595 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 08:46:22,616 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,617 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 08:46:22,617 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,617 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,617 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,617 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,618 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,618 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,618 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:22,619 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:22,619 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,621 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,622 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,622 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,622 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,622 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:22,623 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:22,623 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,625 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,626 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,626 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,626 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,626 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:22,627 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:22,627 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,630 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,631 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,631 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:46:22,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,631 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:22,632 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 08:46:22,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:46:22,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,634 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,635 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,635 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,635 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,635 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,635 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:22,637 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 08:46:22,637 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 08:46:22,681 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,682 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 08:46:22,682 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 08:46:22,682 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 08:46:22,683 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:46:22,683 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:46:22,683 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 08:46:22,686 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 08:46:22,687 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 08:46:22,800 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:46:22,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 08:46:22 BoogieIcfgContainer [2018-11-23 08:46:22,805 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 08:46:22,806 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:46:22,806 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:46:22,806 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:46:22,806 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:45:35" (3/4) ... [2018-11-23 08:46:22,810 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 08:46:22,810 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:46:22,811 INFO L168 Benchmark]: Toolchain (without parser) took 47808.24 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 294.6 MB). Free memory was 953.8 MB in the beginning and 1.3 GB in the end (delta: -305.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:46:22,812 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:46:22,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.38 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:46:22,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.13 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:46:22,814 INFO L168 Benchmark]: Boogie Preprocessor took 13.23 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:46:22,814 INFO L168 Benchmark]: RCFGBuilder took 195.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-23 08:46:22,815 INFO L168 Benchmark]: BuchiAutomizer took 47390.66 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -169.3 MB). Peak memory consumption was 412.8 MB. Max. memory is 11.5 GB. [2018-11-23 08:46:22,815 INFO L168 Benchmark]: Witness Printer took 4.54 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:46:22,818 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 177.38 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 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 23.13 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.23 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 195.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 47390.66 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -169.3 MB). Peak memory consumption was 412.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.54 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 47.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 47.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax100 hnf100 lsp71 ukn100 mio100 lsp100 div439 bol100 ite100 ukn100 eq143 hnf47 smp91 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 47ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 26.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0;" "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" Loop: "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...