./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b37ffbbc4572f61f8e88c551dd4e5228bb86f8a0 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:56:14,796 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:56:14,797 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:56:14,804 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:56:14,804 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:56:14,805 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:56:14,806 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:56:14,807 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:56:14,808 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:56:14,808 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:56:14,809 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:56:14,809 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:56:14,810 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:56:14,810 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:56:14,811 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:56:14,812 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:56:14,812 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:56:14,814 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:56:14,815 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:56:14,816 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:56:14,817 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:56:14,817 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:56:14,819 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:56:14,819 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:56:14,819 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:56:14,820 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:56:14,821 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:56:14,821 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:56:14,822 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:56:14,823 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:56:14,823 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:56:14,823 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:56:14,823 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:56:14,824 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:56:14,824 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:56:14,825 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:56:14,825 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:56:14,833 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:56:14,833 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:56:14,834 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:56:14,834 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:56:14,834 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:56:14,834 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:56:14,835 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:56:14,835 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:56:14,835 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:56:14,835 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:56:14,835 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:56:14,835 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:56:14,835 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:56:14,835 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:56:14,836 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:56:14,836 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:56:14,836 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:56:14,836 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:56:14,836 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:56:14,836 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:56:14,836 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:56:14,836 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:56:14,837 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:56:14,837 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:56:14,837 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:56:14,837 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:56:14,837 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:56:14,837 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:56:14,837 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:56:14,838 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:56:14,838 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:56:14,838 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:56:14,838 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b37ffbbc4572f61f8e88c551dd4e5228bb86f8a0 [2018-11-28 12:56:14,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:56:14,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:56:14,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:56:14,877 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:56:14,878 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:56:14,878 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/../../sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i [2018-11-28 12:56:14,924 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/data/970c98037/c30c39932f93413a846f9feac654be8f/FLAG20e4a388d [2018-11-28 12:56:15,260 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:56:15,260 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/sv-benchmarks/c/loops/count_up_down_true-unreach-call_true-termination.i [2018-11-28 12:56:15,265 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/data/970c98037/c30c39932f93413a846f9feac654be8f/FLAG20e4a388d [2018-11-28 12:56:15,684 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/data/970c98037/c30c39932f93413a846f9feac654be8f [2018-11-28 12:56:15,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:56:15,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:56:15,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:56:15,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:56:15,690 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:56:15,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44070218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15, skipping insertion in model container [2018-11-28 12:56:15,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:56:15,706 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:56:15,801 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:56:15,804 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:56:15,814 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:56:15,822 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:56:15,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15 WrapperNode [2018-11-28 12:56:15,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:56:15,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:56:15,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:56:15,823 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:56:15,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:56:15,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:56:15,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:56:15,842 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:56:15,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... [2018-11-28 12:56:15,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:56:15,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:56:15,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:56:15,852 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:56:15,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:56:15,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:56:15,999 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:56:16,000 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 12:56:16,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:56:16 BoogieIcfgContainer [2018-11-28 12:56:16,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:56:16,000 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:56:16,000 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:56:16,002 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:56:16,003 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:56:16,003 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:56:15" (1/3) ... [2018-11-28 12:56:16,004 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e13a3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:56:16, skipping insertion in model container [2018-11-28 12:56:16,004 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:56:16,004 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:15" (2/3) ... [2018-11-28 12:56:16,004 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e13a3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:56:16, skipping insertion in model container [2018-11-28 12:56:16,004 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:56:16,004 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:56:16" (3/3) ... [2018-11-28 12:56:16,005 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_up_down_true-unreach-call_true-termination.i [2018-11-28 12:56:16,051 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:56:16,052 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:56:16,052 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:56:16,052 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:56:16,052 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:56:16,052 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:56:16,052 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:56:16,052 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:56:16,052 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:56:16,060 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:56:16,072 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:56:16,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:56:16,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:56:16,078 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:56:16,078 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:56:16,078 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:56:16,078 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:56:16,078 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:56:16,079 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:56:16,079 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:56:16,079 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:56:16,079 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:56:16,084 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true [2018-11-28 12:56:16,084 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-11-28 12:56:16,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:16,087 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 12:56:16,089 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:16,089 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:16,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:16,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:16,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:16,154 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:16,154 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 12:56:16,154 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:16,154 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:16,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:16,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:16,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:16,166 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:16,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 12:56:16,166 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:16,166 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:16,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:16,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:16,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:16,224 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:56:16,225 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:56:16,225 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:56:16,225 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:56:16,225 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:56:16,225 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:16,226 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:56:16,226 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:56:16,226 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-11-28 12:56:16,226 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:56:16,226 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:56:16,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:16,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:16,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:16,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:16,389 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:56:16,390 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:16,393 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:16,393 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:16,412 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:56:16,412 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:16,424 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:16,424 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:16,439 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:16,440 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:16,445 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:16,445 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:16,461 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:16,461 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:16,464 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:16,464 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:16,479 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:16,479 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:16,496 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:56:16,496 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:17,913 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 12:56:17,918 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:56:17,918 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:56:17,918 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:56:17,918 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:56:17,918 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:56:17,918 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:17,918 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:56:17,918 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:56:17,919 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-11-28 12:56:17,919 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:56:17,919 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:56:17,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:17,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:17,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:17,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:18,005 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:56:18,008 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:56:18,009 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,011 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,011 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,011 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,011 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,012 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:18,013 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:18,013 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,018 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,019 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,019 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,020 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,020 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:18,020 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:18,021 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,021 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,022 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,022 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,022 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,023 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,023 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,023 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:18,023 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:18,023 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,025 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,025 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,025 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,026 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,026 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:18,027 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:18,027 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,033 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:56:18,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,034 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,034 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,035 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,035 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,035 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:18,036 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:18,036 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,041 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,041 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,041 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,042 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,042 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,042 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:18,042 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:18,043 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,044 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,044 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,044 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,045 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,046 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:18,046 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:18,046 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,047 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,048 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,048 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,048 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,048 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:18,049 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:18,050 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,057 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,057 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:56:18,058 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,058 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,058 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,058 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,059 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,059 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,059 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,060 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,068 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,068 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,068 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,070 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,071 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,071 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,072 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,073 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,073 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,073 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,074 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,074 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,074 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,075 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,075 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,076 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,076 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,077 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,077 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,077 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,077 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,078 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,079 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,079 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,089 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,089 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:56:18,089 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,090 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,090 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,090 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,091 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,091 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:18,092 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:18,092 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,097 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,098 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,098 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,098 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,099 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,099 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,099 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:18,099 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:18,100 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,101 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,101 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,102 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,102 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,102 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,102 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,102 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:18,103 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:18,103 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,104 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,105 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,105 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:18,105 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,106 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,106 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,106 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:18,107 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:18,107 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,116 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,116 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:56:18,117 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,117 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,117 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:18,117 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,118 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,118 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,118 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:18,119 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:18,119 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,130 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,131 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,132 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:18,132 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,132 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:18,133 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:18,133 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,134 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,135 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,135 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:18,135 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,135 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,135 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:18,136 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:18,136 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,137 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,137 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,138 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,138 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:18,138 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,138 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,138 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:18,139 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:18,139 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,160 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:56:18,160 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,161 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,161 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:18,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,162 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,163 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,163 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,176 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,176 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,177 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,177 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:18,177 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,178 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,178 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,181 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,182 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:18,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,182 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,183 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,186 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,186 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:18,186 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,187 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,187 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,187 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,188 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,188 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,210 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,210 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:56:18,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,211 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,211 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:18,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,211 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:18,213 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:18,213 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,228 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,228 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,229 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:18,229 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,229 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,229 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,229 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:18,230 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:18,230 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,231 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,232 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,232 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:18,232 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,233 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:18,234 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:18,234 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,235 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,235 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,236 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:18,236 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,236 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:18,238 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:18,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,269 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:56:18,269 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,269 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,270 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:18,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,270 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,271 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,275 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,275 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,275 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:18,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,276 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,276 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,279 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,279 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:18,279 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,283 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,283 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,283 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,285 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,285 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 [2018-11-28 12:56:18,286 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,286 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:18,286 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,286 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:18,287 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:18,287 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,293 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,293 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:56:18,293 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,294 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,294 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:18,294 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,294 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,295 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:18,296 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:18,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,303 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,303 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:18,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,304 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:18,305 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:18,305 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,309 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,309 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,309 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:18,310 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,310 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:18,311 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:18,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,314 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,314 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:18,315 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:18,315 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:18,315 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:18,315 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:18,315 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:18,315 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:18,317 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:18,317 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:18,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:18,362 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:56:18,362 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:56:18,362 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:56:18,363 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:56:18,363 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:56:18,363 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:18,363 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:56:18,363 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:56:18,363 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 12:56:18,363 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:56:18,363 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:56:18,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:18,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:18,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:18,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:18,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:18,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:18,495 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:56:18,495 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:18,507 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:18,507 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:18,509 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:18,509 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:18,526 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:18,526 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:18,533 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:18,533 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:18,549 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:18,549 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:18,569 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:56:18,569 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:18,579 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:18,579 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:18,599 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:18,599 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:18,637 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:56:18,637 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:30,696 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:56:30,702 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:56:30,702 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:56:30,702 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:56:30,702 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:56:30,703 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:56:30,703 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:30,703 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:56:30,703 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:56:30,703 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 12:56:30,703 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:56:30,703 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:56:30,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:30,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:30,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:30,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:30,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:30,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:30,786 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:56:30,786 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:56:30,786 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,788 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:30,788 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:30,788 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,789 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 [2018-11-28 12:56:30,789 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,790 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:30,790 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:30,790 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,791 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,791 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 [2018-11-28 12:56:30,791 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,792 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,792 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:30,792 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:30,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,793 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,793 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 [2018-11-28 12:56:30,793 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,794 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,794 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,794 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:30,795 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:30,795 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:56:30,799 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,799 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,800 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,800 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,800 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,800 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:30,800 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:30,801 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,801 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,802 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,802 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:30,803 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:30,803 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:56:30,808 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,808 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:56:30,808 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 [2018-11-28 12:56:30,809 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,809 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,809 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,810 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:30,810 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,810 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,811 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,811 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,811 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,811 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,812 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:30,812 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,813 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 [2018-11-28 12:56:30,813 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,813 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,813 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,814 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:30,814 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,814 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,815 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,815 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,816 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,817 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:56:30,817 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:56:30,821 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,822 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,822 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,822 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,822 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,823 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,823 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,823 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:30,823 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,824 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,824 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,824 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,824 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,825 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,825 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,829 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:56:30,830 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:56:30,841 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,842 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:56:30,842 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,842 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,842 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,843 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,843 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,843 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,843 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:30,843 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,844 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 [2018-11-28 12:56:30,844 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,844 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,845 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,845 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:30,845 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,846 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,846 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,846 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,846 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,846 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,847 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,847 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,847 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:30,847 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,848 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,848 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,848 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,849 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,850 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:30,850 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:30,855 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,856 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,856 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,856 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,857 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,857 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,857 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:30,857 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,858 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,858 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 [2018-11-28 12:56:30,858 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,858 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,859 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,859 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,860 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:30,861 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:30,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,868 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:56:30,869 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,869 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,869 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,869 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:30,870 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:30,870 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,871 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,872 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:30,872 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:30,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,872 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,873 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,873 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,873 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,873 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,874 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:30,874 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:30,874 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,875 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,875 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,876 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:30,877 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:56:30,877 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:56:30,884 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,885 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,885 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,885 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,885 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,885 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,886 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:30,886 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:30,886 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,887 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,887 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,887 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:30,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,888 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:30,890 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:56:30,890 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:56:30,901 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,902 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:56:30,902 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,902 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,903 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:30,903 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,903 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,903 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,903 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,904 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:30,904 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,904 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,905 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,905 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:30,905 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,905 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,905 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,906 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:30,906 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,906 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,907 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,907 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:30,907 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,908 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,908 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:30,908 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,909 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,910 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,910 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:30,910 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,910 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,910 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,911 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:56:30,911 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:56:30,921 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,922 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,922 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,922 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:30,922 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,923 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,923 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,923 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,923 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:30,923 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,924 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,925 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,925 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:30,925 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,925 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:30,927 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:56:30,927 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:56:30,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,942 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:56:30,942 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,943 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,943 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:30,943 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,943 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,943 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,944 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:30,944 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,945 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,945 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,946 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,946 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:30,946 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,946 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,946 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,947 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,947 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:30,947 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,948 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,949 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,949 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:30,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,950 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,950 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:30,950 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,951 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,952 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,952 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,952 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:30,952 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,953 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,953 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,955 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:30,955 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:30,991 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,992 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,992 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,992 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:30,992 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:30,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,993 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:30,993 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:30,993 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:30,994 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:30,994 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:30,995 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:30,995 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:30,995 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:30,995 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:30,995 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:31,001 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:31,002 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:31,028 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,028 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:56:31,029 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,029 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,029 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,029 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,029 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,030 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,030 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:31,030 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:31,031 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,031 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,031 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,032 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,032 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,032 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,032 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,032 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,032 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:31,033 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:31,033 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,034 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,034 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,034 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,035 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,035 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:31,035 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:31,036 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,037 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,037 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,037 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,037 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:31,039 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:56:31,039 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:56:31,053 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,054 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,054 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,054 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,054 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,055 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,055 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,055 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:31,056 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:31,056 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,057 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,057 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,057 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,057 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:31,060 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:56:31,060 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:56:31,110 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,110 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:56:31,110 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,111 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,111 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:31,111 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,111 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,111 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,111 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:31,111 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:31,111 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,112 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,113 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,113 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,113 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:31,113 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,113 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,113 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,114 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:31,114 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:31,114 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,115 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,115 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,115 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,116 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:31,116 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,116 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,116 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:31,116 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:31,116 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,118 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,118 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:31,118 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,118 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,118 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:31,119 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:31,120 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:31,128 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,129 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,129 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,129 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:31,129 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,129 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,130 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:31,130 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:31,130 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,131 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,132 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,132 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:31,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,132 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:31,134 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:31,134 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:31,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,145 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:56:31,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,146 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,146 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,146 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,146 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:31,146 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:31,147 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,148 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,148 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,149 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,149 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:31,149 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:31,149 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,151 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,151 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,151 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,151 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,151 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,152 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:31,152 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:31,152 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,154 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,155 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,155 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,155 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,155 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,155 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:31,157 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:56:31,157 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:56:31,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,172 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,173 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,173 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,173 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:31,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,173 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:31,174 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:31,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:31,176 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,176 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:31,176 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:31,176 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:31,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:31,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:31,177 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:31,179 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:56:31,179 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:56:31,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:31,206 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 12:56:31,206 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-11-28 12:56:31,206 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-11-28 12:56:31,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:31,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 12:56:31,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:31,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:31,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:31,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:31,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:31,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:31,212 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 12:56:31,213 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:31,213 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:31,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:31,213 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:56:31,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:31,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:31,216 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 12:56:31,216 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:31,216 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:31,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:31,217 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:56:31,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:56:31,257 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:56:31,257 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:56:31,257 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:56:31,257 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:56:31,257 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:56:31,257 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:31,257 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:56:31,257 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:56:31,257 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-11-28 12:56:31,257 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:56:31,257 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:56:31,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:31,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:31,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:31,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:31,317 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:56:31,317 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:31,320 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:31,320 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:31,325 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:31,325 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:31,346 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:31,346 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:31,348 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:31,348 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:31,377 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:31,377 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:31,406 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:56:31,406 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:43,443 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:56:43,448 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:56:43,448 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:56:43,448 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:56:43,449 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:56:43,449 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:56:43,449 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:43,449 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:56:43,449 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:56:43,449 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Loop [2018-11-28 12:56:43,449 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:56:43,449 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:56:43,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,508 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:56:43,509 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:56:43,509 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,509 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,509 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,510 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,510 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,510 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:43,510 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:43,510 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,511 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,511 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,511 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,511 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,512 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:43,512 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:43,512 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,512 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,513 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,513 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,513 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,513 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,513 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,513 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:43,514 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:43,514 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,516 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,516 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,516 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,517 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:43,517 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:43,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,518 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,518 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:56:43,518 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,518 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,518 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,519 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,519 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,519 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:43,519 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:43,519 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,520 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,520 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,520 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,520 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,520 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:43,521 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:43,521 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,521 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,521 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,521 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,522 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,522 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:43,522 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:43,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,524 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,525 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,525 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,525 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,525 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:43,525 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:43,526 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,527 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,527 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:56:43,527 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,527 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,527 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,527 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,528 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,528 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,528 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,528 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,529 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,529 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,529 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,529 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,529 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,529 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,529 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,530 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,530 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,530 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,530 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,531 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,531 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,531 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,531 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,531 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,533 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,534 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,534 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,534 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,534 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,534 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,534 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,535 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,535 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,536 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:56:43,536 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,537 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,537 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,537 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,537 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,537 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:43,537 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:43,537 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,538 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,538 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,538 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,538 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,539 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,539 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,539 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:43,539 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:43,539 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,539 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,540 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,540 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,540 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,540 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,540 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,540 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:43,542 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:43,542 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,545 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,545 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,545 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:43,545 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,545 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,546 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,546 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:43,546 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:43,546 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,548 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,548 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:56:43,548 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,548 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,548 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:43,549 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,549 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,549 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,549 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:43,549 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:43,549 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,550 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,550 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,550 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:43,550 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,551 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,551 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,551 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:43,551 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:43,551 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,552 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,552 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,552 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,552 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:43,552 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,553 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,553 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,553 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:43,553 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:43,554 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,559 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,560 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,560 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,560 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:43,560 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,560 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:43,561 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:43,561 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,564 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:56:43,564 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,564 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,565 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:43,565 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,565 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,565 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,565 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,566 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,566 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,566 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,567 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,567 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,567 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:43,567 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,567 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,567 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,568 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,568 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,568 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,569 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,569 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,570 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,570 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:43,570 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,570 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,570 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,570 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,571 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,571 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,580 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,580 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,581 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,581 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:43,581 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,581 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,581 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,581 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,582 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,582 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,587 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,588 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:56:43,588 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,588 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,588 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:43,588 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,589 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,589 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:43,590 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:43,590 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,590 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,591 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,591 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:43,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,591 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:43,592 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:43,593 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,593 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,594 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,594 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,594 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:43,594 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,595 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,595 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:43,596 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:43,596 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,615 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,616 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,616 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:43,616 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,616 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,616 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,616 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:43,617 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:43,618 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,627 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:56:43,627 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,628 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,628 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:43,628 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,628 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,629 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,629 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,630 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,631 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:43,631 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,631 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,631 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,634 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,634 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:43,634 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,634 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,635 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,635 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,639 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,640 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,640 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,640 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:43,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,641 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,641 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:43,641 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:43,641 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,644 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:56:43,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,644 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,645 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:43,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,645 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:43,646 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:43,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,649 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,649 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,649 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:43,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,650 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:43,650 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:43,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:43,653 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,653 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:43,653 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,654 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,654 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,654 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:43,655 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:43,655 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,663 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,663 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 [2018-11-28 12:56:43,664 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:43,664 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:43,664 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:43,664 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:43,664 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:43,664 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:43,665 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:43,665 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:43,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:43,809 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-28 12:56:43,845 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:56:43,845 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:56:43,845 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:56:43,845 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:56:43,845 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:56:43,845 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:43,845 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:56:43,845 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:56:43,845 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 12:56:43,845 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:56:43,846 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:56:43,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:43,977 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:56:43,978 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:43,986 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:43,986 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:43,988 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:43,989 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:44,014 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:44,014 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:44,016 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:44,016 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:44,043 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:44,043 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:44,046 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:44,046 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:44,070 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:44,070 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:44,073 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:44,073 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_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:44,098 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:44,098 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:44,126 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:56:44,126 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:44,134 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:56:44,134 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:44,149 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:56:44,149 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fb8e2fa-f526-4719-80d7-a9aa9c88150c/bin-2019/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:44,177 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:56:44,177 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:56:56,247 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:56:56,253 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:56:56,253 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:56:56,253 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:56:56,253 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:56:56,253 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:56:56,253 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:56:56,253 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:56:56,254 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:56:56,254 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 12:56:56,254 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:56:56,254 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:56:56,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:56,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:56,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:56,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:56,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:56,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:56:56,411 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:56:56,411 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:56:56,411 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,412 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,412 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,412 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,412 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,412 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:56,412 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:56,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,413 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,413 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 [2018-11-28 12:56:56,414 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,414 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,414 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,414 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,414 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:56,414 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:56,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,414 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,415 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,415 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,415 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,415 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:56,416 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:56,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,416 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,416 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,416 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,417 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,417 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:56,417 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:56:56,417 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,417 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 [2018-11-28 12:56:56,418 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,418 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,418 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:56,418 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:56,419 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:56:56,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,422 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,422 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,422 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:56:56,423 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:56,423 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:56:56,428 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,428 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:56:56,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,428 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,428 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,429 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,429 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,429 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:56,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,429 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,430 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,430 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,430 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,430 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,430 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:56,430 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,431 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 [2018-11-28 12:56:56,431 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,431 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,431 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,432 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,432 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:56,432 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,433 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,433 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,433 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:56,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,434 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 [2018-11-28 12:56:56,434 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,434 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,435 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:56:56,435 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:56:56,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,439 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,440 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:56:56,440 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:56:56,446 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,446 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:56:56,447 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,447 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,447 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,447 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,448 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,448 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,448 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,448 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,448 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,449 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,449 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,449 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,449 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,449 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,450 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,450 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,450 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,450 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,450 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,451 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,451 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,451 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,451 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,451 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,452 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,452 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,452 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,452 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,453 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,453 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,453 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,453 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,453 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,454 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:56,454 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:56,458 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,458 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,458 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,459 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,459 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,460 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:56,460 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:56,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,469 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:56:56,470 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,470 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,470 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,470 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,470 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:56,471 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,471 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,471 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,471 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,472 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,472 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:56,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,472 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,473 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,473 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,473 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,473 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,473 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,473 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:56,473 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,474 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,474 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,474 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,474 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,475 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,475 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,475 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,475 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:56,475 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,476 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,476 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,476 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,477 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:56:56,477 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:56:56,482 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,482 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,482 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:56:56,483 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,483 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,484 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:56:56,485 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:56:56,494 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,494 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:56:56,495 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,495 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,495 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,495 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,495 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,495 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,495 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,496 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:56,496 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,497 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,497 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,497 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,497 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,497 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:56,498 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,498 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,498 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,498 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,498 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,499 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,499 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,499 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,499 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,499 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:56,499 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,500 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,500 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,500 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,500 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,500 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,501 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,501 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:56:56,501 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,502 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,502 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,502 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,502 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,503 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:56:56,503 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:56:56,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,512 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,512 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,512 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:56:56,513 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:56:56,514 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:56:56,538 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,538 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:56:56,538 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,538 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,538 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:56,539 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,539 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,539 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,539 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,539 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,539 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,540 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,541 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,541 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:56,541 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,541 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,541 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,541 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,542 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,542 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,542 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,543 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,543 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,543 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:56,543 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,543 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,543 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,544 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,544 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,545 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,545 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,545 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,545 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:56,545 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,546 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,546 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,546 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,546 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,546 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,547 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,547 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,547 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,548 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:56,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,548 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,548 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,549 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:56,549 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:56,561 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,561 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,561 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,562 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:56:56,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,562 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,564 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:56,564 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:56,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,603 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:56:56,603 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,604 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,604 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,604 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,604 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,605 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:56,605 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,605 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,606 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,606 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,606 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,606 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,606 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,607 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,607 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:56,607 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,608 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,608 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,608 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,608 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,609 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,609 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,609 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,609 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,610 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:56,610 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,610 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,610 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,611 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,611 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,611 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,611 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,611 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,612 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:56:56,612 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,613 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,613 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,613 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,614 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,614 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,615 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:56:56,616 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:56:56,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,653 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,653 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,653 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:56:56,656 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:56:56,656 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:56:56,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,709 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:56:56,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,710 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,710 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,710 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,710 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,710 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,711 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,712 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,712 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,712 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,712 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,712 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,713 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,713 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,713 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,714 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,714 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,714 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,714 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,714 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,715 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,715 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,717 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,717 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,717 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:56:56,717 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,718 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,718 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,718 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,719 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,719 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,719 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,719 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,720 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:56,720 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:56,727 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,727 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 [2018-11-28 12:56:56,728 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,728 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:56:56,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,728 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:56:56,730 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:56:56,730 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:56:56,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,747 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:56:56,747 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,747 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,747 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,747 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,748 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:56,748 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:56,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,750 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,751 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,751 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,751 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:56,751 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:56,751 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,753 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,753 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,753 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,754 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:56,754 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:56,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,756 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,756 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,756 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,757 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,757 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:56:56,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,757 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:56,758 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:56:56,758 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:56:56,759 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,759 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:56:56,759 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,760 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,760 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:56,761 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:56:56,761 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:56:56,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,782 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 [2018-11-28 12:56:56,782 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:56:56,782 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:56:56,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:56:56,782 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:56:56,783 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:56:56,785 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:56:56,785 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:56:56,813 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:56:56,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:56:56 BoogieIcfgContainer [2018-11-28 12:56:56,817 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:56:56,818 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:56:56,818 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:56:56,818 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:56:56,819 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:56:16" (3/4) ... [2018-11-28 12:56:56,822 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:56:56,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:56:56,822 INFO L168 Benchmark]: Toolchain (without parser) took 41135.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 953.3 MB in the beginning and 956.9 MB in the end (delta: -3.6 MB). Peak memory consumption was 160.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:56,823 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:56:56,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 134.31 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.3 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:56,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.07 ms. Allocated memory is still 1.0 GB. Free memory is still 942.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:56:56,824 INFO L168 Benchmark]: Boogie Preprocessor took 10.39 ms. Allocated memory is still 1.0 GB. Free memory was 942.3 MB in the beginning and 939.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:56,824 INFO L168 Benchmark]: RCFGBuilder took 147.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.6 MB in the beginning and 1.1 GB in the end (delta: -174.1 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:56,825 INFO L168 Benchmark]: BuchiAutomizer took 40817.14 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 34.1 MB). Free memory was 1.1 GB in the beginning and 956.9 MB in the end (delta: 156.9 MB). Peak memory consumption was 261.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:56,825 INFO L168 Benchmark]: Witness Printer took 4.12 ms. Allocated memory is still 1.2 GB. Free memory is still 956.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:56:56,828 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 134.31 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.3 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.07 ms. Allocated memory is still 1.0 GB. Free memory is still 942.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.39 ms. Allocated memory is still 1.0 GB. Free memory was 942.3 MB in the beginning and 939.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 147.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.6 MB in the beginning and 1.1 GB in the end (delta: -174.1 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 40817.14 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 34.1 MB). Free memory was 1.1 GB in the beginning and 956.9 MB in the end (delta: 156.9 MB). Peak memory consumption was 261.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.12 ms. Allocated memory is still 1.2 GB. Free memory is still 956.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 40.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 40.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital24 mio100 ax100 hnf100 lsp72 ukn100 mio100 lsp100 div429 bol100 ite100 ukn100 eq144 hnf47 smp91 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 22ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0;" "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" Loop: "assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...