./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/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 a2577bafced442fc9d7239226a9a4234883426ad ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 22:27:50,674 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 22:27:50,676 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 22:27:50,684 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 22:27:50,685 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 22:27:50,685 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 22:27:50,686 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 22:27:50,688 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 22:27:50,689 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 22:27:50,689 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 22:27:50,690 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 22:27:50,690 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 22:27:50,691 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 22:27:50,692 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 22:27:50,692 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 22:27:50,693 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 22:27:50,694 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 22:27:50,695 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 22:27:50,696 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 22:27:50,697 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 22:27:50,698 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 22:27:50,699 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 22:27:50,700 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 22:27:50,701 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 22:27:50,701 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 22:27:50,701 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 22:27:50,702 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 22:27:50,703 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 22:27:50,703 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 22:27:50,704 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 22:27:50,704 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 22:27:50,705 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 22:27:50,705 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 22:27:50,705 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 22:27:50,705 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 22:27:50,706 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 22:27:50,706 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-01 22:27:50,717 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 22:27:50,717 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 22:27:50,718 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 22:27:50,718 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 22:27:50,719 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 22:27:50,719 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-01 22:27:50,719 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-01 22:27:50,719 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-01 22:27:50,719 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-01 22:27:50,719 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-01 22:27:50,719 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-01 22:27:50,720 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 22:27:50,720 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 22:27:50,720 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-01 22:27:50,720 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 22:27:50,720 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 22:27:50,720 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 22:27:50,720 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-01 22:27:50,720 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-01 22:27:50,721 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-01 22:27:50,721 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 22:27:50,721 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 22:27:50,721 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-01 22:27:50,721 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 22:27:50,721 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-01 22:27:50,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 22:27:50,721 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 22:27:50,721 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-01 22:27:50,722 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 22:27:50,722 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 22:27:50,722 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-01 22:27:50,722 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-01 22:27:50,722 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_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/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 -> a2577bafced442fc9d7239226a9a4234883426ad [2018-12-01 22:27:50,745 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 22:27:50,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 22:27:50,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 22:27:50,757 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 22:27:50,757 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 22:27:50,758 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-12-01 22:27:50,796 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/data/36ed64e9f/99b12e90e9e248afb2783a9b4147ba4e/FLAG92f4f7a7d [2018-12-01 22:27:51,226 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 22:27:51,227 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-12-01 22:27:51,230 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/data/36ed64e9f/99b12e90e9e248afb2783a9b4147ba4e/FLAG92f4f7a7d [2018-12-01 22:27:51,238 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/data/36ed64e9f/99b12e90e9e248afb2783a9b4147ba4e [2018-12-01 22:27:51,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 22:27:51,240 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 22:27:51,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 22:27:51,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 22:27:51,243 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 22:27:51,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2817da2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51, skipping insertion in model container [2018-12-01 22:27:51,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 22:27:51,257 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 22:27:51,337 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:27:51,339 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 22:27:51,347 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:27:51,355 INFO L195 MainTranslator]: Completed translation [2018-12-01 22:27:51,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51 WrapperNode [2018-12-01 22:27:51,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 22:27:51,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 22:27:51,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 22:27:51,356 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 22:27:51,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 22:27:51,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 22:27:51,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 22:27:51,374 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 22:27:51,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... [2018-12-01 22:27:51,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 22:27:51,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 22:27:51,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 22:27:51,384 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 22:27:51,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 22:27:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 22:27:51,518 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 22:27:51,518 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-01 22:27:51,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:27:51 BoogieIcfgContainer [2018-12-01 22:27:51,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 22:27:51,519 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-01 22:27:51,519 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-01 22:27:51,521 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-01 22:27:51,522 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 22:27:51,522 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.12 10:27:51" (1/3) ... [2018-12-01 22:27:51,522 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a43b0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 10:27:51, skipping insertion in model container [2018-12-01 22:27:51,523 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 22:27:51,523 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:27:51" (2/3) ... [2018-12-01 22:27:51,523 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a43b0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 10:27:51, skipping insertion in model container [2018-12-01 22:27:51,523 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 22:27:51,523 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:27:51" (3/3) ... [2018-12-01 22:27:51,524 INFO L375 chiAutomizerObserver]: Analyzing ICFG multivar_true-unreach-call1_true-termination.i [2018-12-01 22:27:51,556 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 22:27:51,557 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-01 22:27:51,557 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-01 22:27:51,557 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-01 22:27:51,557 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 22:27:51,557 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 22:27:51,557 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-01 22:27:51,557 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 22:27:51,558 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-01 22:27:51,566 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-01 22:27:51,578 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-01 22:27:51,578 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-01 22:27:51,578 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-01 22:27:51,582 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-01 22:27:51,582 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-01 22:27:51,582 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-01 22:27:51,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-01 22:27:51,583 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-01 22:27:51,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-01 22:27:51,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-01 22:27:51,584 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-01 22:27:51,584 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-01 22:27:51,588 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 3#L12-2true [2018-12-01 22:27:51,589 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2018-12-01 22:27:51,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:27:51,593 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-01 22:27:51,594 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:27:51,594 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:27:51,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:27:51,627 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:27:51,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:27:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:27:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:27:51,651 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:27:51,652 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-01 22:27:51,652 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:27:51,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:27:51,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:27:51,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:27:51,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:27:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:27:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:27:51,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:27:51,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-01 22:27:51,664 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:27:51,664 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:27:51,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:27:51,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:27:51,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:27:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:27:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:27:51,699 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 22:27:51,700 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 22:27:51,700 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 22:27:51,700 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 22:27:51,700 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 22:27:51,700 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:51,700 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 22:27:51,700 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 22:27:51,701 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-01 22:27:51,701 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 22:27:51,701 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 22:27:51,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:51,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:51,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:51,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:51,809 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 22:27:51,809 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:51,812 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:27:51,812 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:51,835 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 22:27:51,835 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:27:57,606 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-01 22:27:57,610 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 22:27:57,610 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 22:27:57,610 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 22:27:57,610 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 22:27:57,610 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 22:27:57,610 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:57,610 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 22:27:57,610 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 22:27:57,610 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-01 22:27:57,611 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 22:27:57,611 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 22:27:57,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:57,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:57,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:57,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:57,660 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 22:27:57,664 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 22:27:57,665 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,666 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,667 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,667 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:27:57,669 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:27:57,669 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,675 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,676 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,676 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,676 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,676 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,677 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:27:57,677 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:27:57,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,679 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,680 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 [2018-12-01 22:27:57,680 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,680 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,680 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,680 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,681 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:27:57,681 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:27:57,681 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,682 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,682 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 [2018-12-01 22:27:57,682 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,682 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,682 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,682 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,683 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:27:57,683 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:27:57,683 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,684 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 22:27:57,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,684 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,684 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,685 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:27:57,686 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:27:57,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,693 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,694 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 [2018-12-01 22:27:57,694 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,694 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,694 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,694 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,694 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:27:57,695 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:27:57,695 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,698 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,698 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,698 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,698 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,699 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,699 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,699 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:27:57,699 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:27:57,699 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,700 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,700 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,701 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,701 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,701 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,701 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,701 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:27:57,702 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:27:57,702 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,703 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,703 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 22:27:57,704 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,704 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,704 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,704 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,704 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,704 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,705 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,705 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,714 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,715 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,715 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,716 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,716 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,716 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,720 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,720 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,720 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,721 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,722 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,722 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,722 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,722 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,723 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,723 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,723 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,724 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 22:27:57,724 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,724 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,724 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,725 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:27:57,725 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:27:57,725 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,735 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,736 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,736 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,736 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:27:57,737 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:27:57,737 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,741 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,742 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,743 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:27:57,743 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:27:57,744 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,744 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,745 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:27:57,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,746 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:27:57,746 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:27:57,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,747 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 22:27:57,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,748 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,748 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:27:57,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,749 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:27:57,750 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:27:57,750 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,764 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,764 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,765 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,765 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:27:57,765 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,765 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,765 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:27:57,766 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:27:57,766 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,774 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,774 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,775 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,775 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:27:57,775 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,775 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,776 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:27:57,776 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:27:57,776 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,778 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,778 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,778 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,779 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:27:57,779 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,779 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,779 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:27:57,780 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:27:57,780 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,781 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 22:27:57,781 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,782 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,782 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:27:57,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,782 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,782 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,784 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,784 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,803 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,804 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,804 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:27:57,804 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,804 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,804 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,804 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,806 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,818 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,818 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,819 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,819 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:27:57,819 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,819 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,819 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,820 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,820 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,821 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,822 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,823 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,823 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,823 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:27:57,823 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,824 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,824 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,824 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,824 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,825 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,826 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,826 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 22:27:57,826 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,827 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,827 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:27:57,827 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,827 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,827 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:27:57,829 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:27:57,829 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,856 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,856 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 [2018-12-01 22:27:57,857 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,857 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:27:57,857 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,858 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,858 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,858 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:27:57,859 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:27:57,860 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,876 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,876 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,877 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:27:57,877 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,877 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,877 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,877 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:27:57,878 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:27:57,878 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,879 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,879 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,880 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,880 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:27:57,880 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,880 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,881 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,881 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:27:57,882 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:27:57,882 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,883 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,883 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 22:27:57,883 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,884 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,884 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:27:57,884 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,884 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,884 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,884 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,885 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,885 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,891 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,892 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,892 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:27:57,892 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,892 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,893 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,893 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,896 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,896 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,897 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,897 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:27:57,897 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,897 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,898 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,899 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,900 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,900 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,900 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:27:57,901 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,901 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,901 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,901 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:27:57,901 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:27:57,901 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,903 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,903 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 22:27:57,903 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,904 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,904 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:27:57,904 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,904 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,904 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:27:57,905 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:27:57,906 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,914 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,914 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 [2018-12-01 22:27:57,915 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,915 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:27:57,915 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,915 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,915 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,915 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:27:57,916 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:27:57,916 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,923 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,924 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,924 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:27:57,924 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,924 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,924 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:27:57,925 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:27:57,925 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,928 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,929 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:27:57,929 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:27:57,929 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:27:57,929 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:27:57,930 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:27:57,930 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:27:57,930 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:27:57,931 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:27:57,931 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:27:57,933 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:27:57,947 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 22:27:57,947 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 22:27:57,947 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 22:27:57,947 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 22:27:57,947 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 22:27:57,947 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:57,947 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 22:27:57,948 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 22:27:57,948 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-01 22:27:57,948 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 22:27:57,948 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 22:27:57,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:57,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:57,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:57,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:57,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:27:58,031 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 22:27:58,031 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:58,033 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:27:58,033 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:27:58,039 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 22:27:58,039 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_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:58,056 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:27:58,056 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:27:58,059 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 22:27:58,059 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_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:58,085 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:27:58,085 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:27:58,106 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 22:27:58,106 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:28:12,120 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-01 22:28:12,129 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 22:28:12,129 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 22:28:12,130 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 22:28:12,130 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 22:28:12,130 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 22:28:12,130 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:12,130 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 22:28:12,130 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 22:28:12,130 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-01 22:28:12,130 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 22:28:12,130 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 22:28:12,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:12,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:12,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:12,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:12,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:12,204 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 22:28:12,204 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 22:28:12,205 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,205 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,205 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,206 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:12,206 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:12,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,207 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,208 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:12,208 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:12,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,210 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:12,210 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:12,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,210 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,211 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,212 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:12,212 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:12,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,214 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:12,215 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:12,215 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 22:28:12,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,221 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 22:28:12,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,222 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,222 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,222 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,222 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:12,223 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,223 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,223 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,224 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,224 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,224 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,224 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,224 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:12,225 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,226 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,226 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,226 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,226 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:12,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,227 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,228 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,228 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,228 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,228 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,229 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:12,229 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,229 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,229 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,230 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,230 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,230 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,230 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,232 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 22:28:12,232 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 22:28:12,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,239 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 22:28:12,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,240 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,240 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,240 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,241 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,241 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,241 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,241 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 [2018-12-01 22:28:12,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,242 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,242 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,243 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,244 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,244 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,245 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,246 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 [2018-12-01 22:28:12,246 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,246 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,247 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,247 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,247 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,248 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 [2018-12-01 22:28:12,248 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,249 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,251 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 22:28:12,251 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 22:28:12,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,261 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 22:28:12,261 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,262 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,262 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,262 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:12,262 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,263 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,263 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,264 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,264 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,264 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,264 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,264 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,265 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:12,265 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,265 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,266 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,266 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,266 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,266 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,267 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:12,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,267 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,268 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 [2018-12-01 22:28:12,268 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,268 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,268 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,268 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,268 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,269 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:12,269 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,270 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,270 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:12,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,270 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,273 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 22:28:12,273 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 22:28:12,284 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,284 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 22:28:12,285 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,285 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,285 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,285 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,286 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,286 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:12,286 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,287 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,287 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,288 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,288 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,288 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:12,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,289 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,290 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,290 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,290 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,290 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,291 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:12,291 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,291 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,292 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,292 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,292 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,292 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,293 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,293 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,293 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:12,293 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,294 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,295 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,295 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:12,297 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 22:28:12,297 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 22:28:12,315 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,315 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 22:28:12,315 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 [2018-12-01 22:28:12,316 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,316 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:12,316 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,316 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,316 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,317 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,317 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,318 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,318 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,318 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:12,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,318 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,319 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,319 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,320 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,320 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,320 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:12,320 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,320 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,321 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,321 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,322 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,322 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:12,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,323 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,323 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,324 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,325 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,325 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:12,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,325 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,325 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,327 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 22:28:12,327 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 22:28:12,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,359 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 22:28:12,359 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,360 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,360 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,360 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,360 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,361 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:12,361 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,361 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,361 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,362 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,362 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,362 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,362 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,362 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,363 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:12,363 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,363 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,363 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,364 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,364 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,364 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,364 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,364 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,365 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:12,365 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,366 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,366 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,366 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,366 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,367 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:12,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,368 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,368 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,368 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,368 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:12,371 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 22:28:12,371 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 22:28:12,411 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,411 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 22:28:12,411 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 [2018-12-01 22:28:12,411 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,411 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,412 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,412 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,412 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,412 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,412 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,413 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,413 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,413 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,414 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,414 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,414 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,414 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,414 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,414 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,415 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 [2018-12-01 22:28:12,415 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,415 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,416 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,416 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,416 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,417 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,418 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,418 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,418 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,418 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,418 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,418 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:12,418 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,419 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,419 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,420 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,420 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:12,420 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,420 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,420 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:12,421 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 22:28:12,421 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 22:28:12,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,431 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 22:28:12,431 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,432 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,432 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,432 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,432 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:12,432 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:12,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,434 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,434 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,434 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,435 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:12,435 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:12,435 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,436 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,436 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,436 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,437 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,437 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:12,437 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:12,437 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:12,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,440 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:12,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,440 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:12,440 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:12,441 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:12,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,442 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 [2018-12-01 22:28:12,443 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:12,443 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:12,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:12,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:12,443 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:12,445 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 22:28:12,445 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 22:28:12,470 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:12,471 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-01 22:28:12,471 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2018-12-01 22:28:12,471 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2018-12-01 22:28:12,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:28:12,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-01 22:28:12,471 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:28:12,471 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:28:12,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:28:12,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:28:12,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:28:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:28:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:28:12,477 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:28:12,477 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-01 22:28:12,477 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:28:12,477 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:28:12,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:28:12,478 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:28:12,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:28:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:28:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:28:12,481 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:28:12,481 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-01 22:28:12,481 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:28:12,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:28:12,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:28:12,481 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:28:12,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:28:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:28:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:28:12,513 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 22:28:12,513 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 22:28:12,513 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 22:28:12,513 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 22:28:12,513 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 22:28:12,513 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:12,513 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 22:28:12,513 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 22:28:12,514 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-01 22:28:12,514 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 22:28:12,514 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 22:28:12,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:12,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:12,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:12,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:12,560 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 22:28:12,560 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:12,562 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:28:12,562 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:28:12,566 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 22:28:12,566 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_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:12,629 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:28:12,629 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:28:12,631 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 22:28:12,631 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_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:12,656 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:28:12,657 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:12,674 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 22:28:12,674 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:28:24,720 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-01 22:28:24,726 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 22:28:24,726 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 22:28:24,726 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 22:28:24,726 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 22:28:24,726 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 22:28:24,726 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:24,726 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 22:28:24,726 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 22:28:24,727 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-01 22:28:24,727 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 22:28:24,727 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 22:28:24,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:24,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:24,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:24,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:24,776 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 22:28:24,776 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 22:28:24,776 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 [2018-12-01 22:28:24,776 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,776 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,777 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,777 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,777 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:24,777 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:24,777 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,777 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,778 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,778 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,778 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,778 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,778 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,778 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:24,778 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:24,778 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,779 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,779 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,779 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,779 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,779 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,779 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:24,779 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:24,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,781 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,781 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,781 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,781 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,781 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,781 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:24,781 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:24,782 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,782 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,782 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 22:28:24,782 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,783 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,783 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,783 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,783 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,783 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:24,783 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:24,783 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,784 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,784 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,784 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,784 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:24,784 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:24,784 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,785 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,785 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,785 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,785 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,785 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,785 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,785 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:24,785 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:24,785 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,787 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,787 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:24,788 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:24,788 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,788 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,788 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 22:28:24,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,789 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,789 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,789 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,790 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,790 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,790 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,791 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,791 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,791 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,792 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,792 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,793 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,793 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,794 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,794 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,794 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,794 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,794 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,794 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,794 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,795 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 22:28:24,795 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,796 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,796 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,796 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,796 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:24,796 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:24,796 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,797 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,797 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,797 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:24,797 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:24,797 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,798 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,798 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 [2018-12-01 22:28:24,798 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,798 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,798 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,798 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,798 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:24,799 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:24,799 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,800 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,801 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:24,801 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,801 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:24,801 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:24,801 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,802 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 22:28:24,803 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,803 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,803 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:24,803 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,803 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:24,803 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:24,803 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,804 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,804 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,804 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,804 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:24,804 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,804 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,805 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:24,805 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:24,805 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,805 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,805 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,806 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,806 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:24,806 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,806 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,806 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:24,806 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:24,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,810 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,810 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,810 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:24,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,810 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,810 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:24,811 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:24,811 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,812 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 22:28:24,813 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,813 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,813 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:24,813 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,813 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,814 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,814 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,814 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,815 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,815 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,815 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:24,815 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,815 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,815 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,816 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,816 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,817 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,817 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:24,817 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,817 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,817 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,817 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,818 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,818 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,823 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,823 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,824 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,824 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:24,824 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,824 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,824 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,824 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,824 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,824 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,828 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,828 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 22:28:24,828 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,828 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,828 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:24,828 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,829 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:24,829 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:24,829 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,830 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,830 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:24,830 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,830 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,830 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,830 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:24,831 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:24,831 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,831 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,832 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,832 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,832 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:24,832 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,832 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,832 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:24,833 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:24,833 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,844 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,844 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,844 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:24,844 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,844 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,845 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:24,845 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:24,845 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,850 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,850 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 22:28:24,851 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,851 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,851 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:24,851 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,851 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,851 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,851 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,851 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,852 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,852 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,852 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,853 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,853 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:24,853 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,853 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,853 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,853 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,853 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,853 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,854 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,854 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,855 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,855 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:24,855 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,855 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,855 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,855 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,855 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,855 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,858 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,858 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,858 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,858 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:24,858 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,858 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,858 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,858 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:24,859 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:24,859 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,860 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,860 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 22:28:24,860 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,861 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,861 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:24,861 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,861 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,861 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,861 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:24,861 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:24,861 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,862 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,863 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,863 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,863 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:24,863 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,863 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,863 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:24,864 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:24,864 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,865 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,865 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,865 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,866 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:24,866 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,866 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:24,866 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:24,866 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:24,871 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:24,872 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:24,872 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:24,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:24,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:24,872 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:24,872 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:24,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:24,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:24,901 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 22:28:24,902 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 22:28:24,902 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 22:28:24,902 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 22:28:24,902 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 22:28:24,902 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:24,902 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 22:28:24,902 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 22:28:24,902 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-01 22:28:24,902 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 22:28:24,902 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 22:28:24,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:24,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:24,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:24,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:24,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:24,980 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 22:28:24,980 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:24,982 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:28:24,982 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:28:24,987 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 22:28:24,987 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_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:25,015 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:28:25,015 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:28:25,018 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 22:28:25,018 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_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:25,038 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:28:25,039 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:28:25,040 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 22:28:25,040 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_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:25,056 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:28:25,056 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:28:25,058 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 22:28:25,058 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_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:25,073 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 22:28:25,073 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0209e0cb-0b3c-4ba7-af8c-a6b11b16e64e/bin-2019/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:25,091 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 22:28:25,091 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 22:28:40,483 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-01 22:28:40,492 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 22:28:40,492 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 22:28:40,492 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 22:28:40,492 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 22:28:40,492 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 22:28:40,492 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 22:28:40,492 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 22:28:40,492 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 22:28:40,492 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-01 22:28:40,492 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 22:28:40,493 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 22:28:40,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:40,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:40,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:40,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:40,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 22:28:40,581 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 22:28:40,581 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 22:28:40,582 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,582 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,582 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,582 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,582 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,582 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:40,583 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:40,583 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,583 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,583 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,583 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,584 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,584 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,584 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,584 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:40,584 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:40,584 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,584 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,584 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,585 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,585 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,585 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,585 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,585 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:40,585 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:40,585 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,586 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,586 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,586 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:40,587 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 22:28:40,587 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,587 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,587 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,588 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,588 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 22:28:40,589 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:40,589 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 22:28:40,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,596 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 22:28:40,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,596 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,597 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,597 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,597 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,597 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:40,597 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,598 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,598 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,598 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,599 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,599 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,599 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:40,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,600 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,600 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,600 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,601 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,601 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:40,601 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,602 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,602 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,602 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,602 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,603 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,603 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:40,603 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,604 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,604 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,604 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,606 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 22:28:40,606 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 22:28:40,614 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,614 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 22:28:40,614 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,615 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,615 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,615 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,615 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,616 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,616 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,616 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,616 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,617 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,617 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,617 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,618 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,618 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,618 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,619 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,619 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,619 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,620 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,620 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,620 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,621 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,621 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,622 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,622 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,622 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,623 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,623 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,623 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,623 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,625 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 22:28:40,625 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 22:28:40,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,635 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 22:28:40,635 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,635 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,636 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,636 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,636 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,636 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,637 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:40,637 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,637 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,638 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,638 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,638 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,638 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,638 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,639 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:40,639 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,639 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,640 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,640 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,640 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,640 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:40,641 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,641 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,642 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,642 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,642 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,642 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:40,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 22:28:40,643 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,643 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,644 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,645 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 22:28:40,646 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 22:28:40,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,656 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 22:28:40,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,656 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,656 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,657 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,657 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:40,657 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,658 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,658 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,659 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,659 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:40,659 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,660 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,660 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,660 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,660 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,661 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,661 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,661 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:40,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,662 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,662 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,662 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,662 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,662 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,662 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,663 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 22:28:40,663 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,663 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,663 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,664 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,664 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,664 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,664 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,664 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 22:28:40,665 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 22:28:40,666 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 22:28:40,681 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,682 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 22:28:40,682 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 [2018-12-01 22:28:40,682 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,682 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:40,682 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,683 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,683 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,683 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,683 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,683 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,684 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,685 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:40,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,685 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,685 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,685 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,686 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,687 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,687 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:40,687 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,687 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,687 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,687 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,687 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,688 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,688 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,689 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,689 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,689 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:40,689 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,689 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,690 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,690 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,690 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,691 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,691 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,691 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 22:28:40,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,691 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,693 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 22:28:40,693 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 22:28:40,726 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,727 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 22:28:40,727 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,727 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,727 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,727 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,728 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,728 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:40,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,729 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,729 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,729 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,730 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,730 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,730 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,730 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,731 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:40,731 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,731 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,731 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,732 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,732 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,732 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,732 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,732 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,733 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:40,733 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,733 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,734 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,734 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,734 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,734 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,734 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,734 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,734 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,735 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 22:28:40,735 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,735 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,736 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,736 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,736 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,736 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 22:28:40,739 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 22:28:40,739 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 22:28:40,803 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,803 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 22:28:40,803 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,803 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,804 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,804 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,804 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,804 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,804 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,804 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,804 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,805 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,806 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 [2018-12-01 22:28:40,806 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,806 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,806 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,806 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,806 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,806 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,807 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,808 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,808 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,808 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,808 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,808 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,808 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,809 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,809 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,810 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,810 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,810 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,810 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,811 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,811 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 22:28:40,811 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,812 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,812 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,812 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 22:28:40,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,813 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 22:28:40,814 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 22:28:40,814 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 22:28:40,834 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,834 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 22:28:40,835 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,835 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,835 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,835 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,835 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,835 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,835 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:40,836 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:40,836 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,838 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,838 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,838 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,839 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,839 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,839 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,839 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,839 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:40,839 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:40,839 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,840 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,841 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 [2018-12-01 22:28:40,841 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,841 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,841 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,841 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,842 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,842 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:40,842 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:40,842 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,844 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,845 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,845 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,845 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 22:28:40,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,845 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:40,845 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 22:28:40,846 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 22:28:40,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,847 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 22:28:40,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 22:28:40,848 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 22:28:40,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 22:28:40,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 22:28:40,848 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 22:28:40,850 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 22:28:40,850 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 22:28:40,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 22:28:40,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.12 10:28:40 BoogieIcfgContainer [2018-12-01 22:28:40,881 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-01 22:28:40,882 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 22:28:40,882 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 22:28:40,882 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 22:28:40,882 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:27:51" (3/4) ... [2018-12-01 22:28:40,885 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 22:28:40,885 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 22:28:40,886 INFO L168 Benchmark]: Toolchain (without parser) took 49646.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 962.4 MB in the beginning and 864.0 MB in the end (delta: 98.4 MB). Peak memory consumption was 276.7 MB. Max. memory is 11.5 GB. [2018-12-01 22:28:40,887 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:28:40,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 114.75 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 22:28:40,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.59 ms. Allocated memory is still 1.0 GB. Free memory is still 951.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:28:40,888 INFO L168 Benchmark]: Boogie Preprocessor took 10.47 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 946.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 22:28:40,888 INFO L168 Benchmark]: RCFGBuilder took 134.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.9 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -106.6 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-01 22:28:40,889 INFO L168 Benchmark]: BuchiAutomizer took 49362.53 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 104.3 MB). Free memory was 1.1 GB in the beginning and 864.0 MB in the end (delta: 188.9 MB). Peak memory consumption was 347.9 MB. Max. memory is 11.5 GB. [2018-12-01 22:28:40,889 INFO L168 Benchmark]: Witness Printer took 3.53 ms. Allocated memory is still 1.2 GB. Free memory is still 864.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:28:40,891 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 114.75 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.59 ms. Allocated memory is still 1.0 GB. Free memory is still 951.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.47 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 946.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 134.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.9 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -106.6 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 49362.53 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 104.3 MB). Free memory was 1.1 GB in the beginning and 864.0 MB in the end (delta: 188.9 MB). Peak memory consumption was 347.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.53 ms. Allocated memory is still 1.2 GB. Free memory is still 864.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 49.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 49.2s. 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: inital22 mio100 ax100 hnf100 lsp85 ukn100 mio100 lsp100 div410 bol100 ite100 ukn100 eq145 hnf48 smp91 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 30ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 27.5s - 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_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0;" "assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;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 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;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...