./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5465abd0acd0e19d367a95bacffc8ac4a6f2d65 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:23:56,053 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:23:56,054 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:23:56,062 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:23:56,062 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:23:56,063 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:23:56,063 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:23:56,064 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:23:56,065 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:23:56,066 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:23:56,067 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:23:56,067 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:23:56,067 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:23:56,068 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:23:56,069 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:23:56,069 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:23:56,070 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:23:56,071 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:23:56,073 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:23:56,074 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:23:56,074 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:23:56,075 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:23:56,077 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:23:56,077 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:23:56,077 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:23:56,078 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:23:56,079 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:23:56,079 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:23:56,080 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:23:56,081 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:23:56,081 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:23:56,081 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:23:56,081 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:23:56,081 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:23:56,082 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:23:56,082 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:23:56,083 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:23:56,094 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:23:56,094 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:23:56,095 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:23:56,095 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:23:56,095 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:23:56,095 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:23:56,095 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:23:56,095 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:23:56,095 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:23:56,096 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:23:56,096 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:23:56,096 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:23:56,096 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:23:56,096 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:23:56,096 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:23:56,096 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:23:56,096 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:23:56,096 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:23:56,097 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:23:56,097 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:23:56,097 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:23:56,097 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:23:56,097 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:23:56,097 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:23:56,097 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:23:56,097 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:23:56,098 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:23:56,098 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:23:56,098 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:23:56,098 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:23:56,098 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:23:56,099 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:23:56,099 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_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5465abd0acd0e19d367a95bacffc8ac4a6f2d65 [2018-11-28 12:23:56,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:23:56,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:23:56,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:23:56,131 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:23:56,131 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:23:56,132 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/../../sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-11-28 12:23:56,170 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/data/346056752/50a84de901ec42a394945eeb5017860a/FLAG697811075 [2018-11-28 12:23:56,504 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:23:56,504 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/sv-benchmarks/c/loops/count_up_down_false-unreach-call_true-termination.i [2018-11-28 12:23:56,508 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/data/346056752/50a84de901ec42a394945eeb5017860a/FLAG697811075 [2018-11-28 12:23:56,930 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/bin-2019/uautomizer/data/346056752/50a84de901ec42a394945eeb5017860a [2018-11-28 12:23:56,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:23:56,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:23:56,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:23:56,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:23:56,937 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:23:56,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:23:56" (1/1) ... [2018-11-28 12:23:56,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c58c795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:56, skipping insertion in model container [2018-11-28 12:23:56,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:23:56" (1/1) ... [2018-11-28 12:23:56,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:23:56,955 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:23:57,055 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:23:57,058 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:23:57,068 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:23:57,076 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:23:57,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57 WrapperNode [2018-11-28 12:23:57,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:23:57,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:23:57,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:23:57,077 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:23:57,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... [2018-11-28 12:23:57,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... [2018-11-28 12:23:57,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:23:57,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:23:57,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:23:57,097 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:23:57,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... [2018-11-28 12:23:57,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... [2018-11-28 12:23:57,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... [2018-11-28 12:23:57,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... [2018-11-28 12:23:57,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... [2018-11-28 12:23:57,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... [2018-11-28 12:23:57,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... [2018-11-28 12:23:57,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:23:57,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:23:57,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:23:57,109 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:23:57,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:57,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:23:57,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:23:57,265 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:23:57,265 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 12:23:57,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:23:57 BoogieIcfgContainer [2018-11-28 12:23:57,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:23:57,266 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:23:57,266 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:23:57,268 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:23:57,268 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:23:57,268 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:23:56" (1/3) ... [2018-11-28 12:23:57,269 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d1d7201 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:23:57, skipping insertion in model container [2018-11-28 12:23:57,269 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:23:57,269 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:57" (2/3) ... [2018-11-28 12:23:57,270 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d1d7201 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:23:57, skipping insertion in model container [2018-11-28 12:23:57,270 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:23:57,270 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:23:57" (3/3) ... [2018-11-28 12:23:57,271 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_up_down_false-unreach-call_true-termination.i [2018-11-28 12:23:57,304 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:23:57,305 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:23:57,305 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:23:57,305 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:23:57,305 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:23:57,305 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:23:57,305 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:23:57,305 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:23:57,305 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:23:57,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:23:57,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:23:57,326 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:23:57,326 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:23:57,331 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:23:57,331 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:23:57,331 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:23:57,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:23:57,332 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:23:57,332 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:23:57,332 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:23:57,332 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:23:57,332 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:23:57,337 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true [2018-11-28 12:23:57,338 INFO L796 eck$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 12:23:57,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:57,343 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 12:23:57,345 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:57,345 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:57,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:57,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:57,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:23:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:23:57,402 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:57,402 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 12:23:57,402 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:57,402 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:57,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:57,403 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:57,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:23:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:23:57,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:57,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 12:23:57,412 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:57,412 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:57,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:57,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:57,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:23:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:23:57,461 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:23:57,462 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:23:57,462 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:23:57,462 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:23:57,462 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:23:57,462 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:23:57,463 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:23:57,463 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:23:57,463 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-28 12:23:57,463 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:23:57,463 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:23:57,482 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 12:23:57,501 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 12:23:57,503 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 12:23:57,505 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 12:23:57,621 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:23:57,622 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:57,625 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:23:57,625 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:57,642 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:23:57,643 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:23:57,655 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:23:57,655 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:57,670 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:23:57,670 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:23:57,673 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:23:57,673 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:57,688 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:23:57,688 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:23:57,690 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:23:57,690 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:57,704 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:23:57,705 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:57,721 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:23:57,721 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:23:59,119 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 12:23:59,123 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:23:59,123 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:23:59,123 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:23:59,123 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:23:59,123 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:23:59,123 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:23:59,123 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:23:59,124 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:23:59,124 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-28 12:23:59,124 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:23:59,124 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:23:59,125 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 12:23:59,127 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 12:23:59,128 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 12:23:59,130 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 12:23:59,200 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:23:59,203 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:23:59,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,205 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,206 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:23:59,208 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:23:59,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,215 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,215 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,215 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:23:59,215 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:23:59,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,217 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,217 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,219 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:23:59,219 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:23:59,219 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,221 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,222 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,222 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:23:59,223 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:23:59,223 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,230 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:23:59,231 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 12:23:59,231 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,231 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,232 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:23:59,232 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:23:59,232 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,238 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,239 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,239 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,240 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:23:59,240 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:23:59,241 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,244 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,245 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:23:59,245 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:23:59,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,247 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,247 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,248 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:23:59,249 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:23:59,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,257 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,257 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:23:59,257 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,258 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,258 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,258 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,258 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,258 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,259 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,259 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,265 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,265 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,266 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,266 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,266 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,266 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,270 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,270 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,271 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,271 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,271 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,272 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,272 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,272 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,273 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,274 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,275 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,284 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,284 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:23:59,284 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,285 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,285 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,285 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:23:59,286 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:23:59,286 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,294 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,295 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,295 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:23:59,296 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:23:59,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,299 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,300 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,300 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,301 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:23:59,301 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:23:59,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,303 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 12:23:59,303 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:23:59,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,304 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:23:59,308 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:23:59,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,319 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,319 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:23:59,319 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,320 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,320 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:23:59,320 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,321 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,322 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:23:59,323 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:23:59,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,336 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,336 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:23:59,337 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,337 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:23:59,338 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:23:59,338 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,339 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,339 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,340 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,340 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:23:59,340 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,340 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,340 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,341 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:23:59,341 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:23:59,341 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,342 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,343 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,343 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,344 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:23:59,344 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,344 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,344 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,344 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:23:59,345 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:23:59,345 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,365 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:23:59,366 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,366 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,366 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:23:59,367 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,367 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,367 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,367 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,368 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,368 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,383 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,384 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,385 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,385 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:23:59,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,386 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,386 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,386 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,388 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,391 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,392 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,392 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:23:59,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,393 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,394 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,394 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,396 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,397 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,397 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:23:59,397 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,397 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,397 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,397 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,399 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,399 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,423 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:23:59,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,424 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,424 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:23:59,424 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,424 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:23:59,427 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:23:59,427 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,442 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,443 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,443 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:23:59,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,443 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:23:59,444 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:23:59,446 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,447 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,447 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 12:23:59,448 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,448 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:23:59,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,449 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:23:59,450 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:23:59,450 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,451 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,451 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 12:23:59,451 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,451 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:23:59,452 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,452 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:23:59,453 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:23:59,453 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,486 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:23:59,487 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,487 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,487 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:23:59,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,488 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,488 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,489 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,492 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,492 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:23:59,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,492 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,492 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,493 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,496 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,497 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,498 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 12:23:59,498 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,498 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:23:59,498 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,498 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,499 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,499 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,500 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,501 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,501 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,501 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:23:59,502 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,502 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:23:59,503 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:23:59,503 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,507 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:23:59,508 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,508 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,508 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:23:59,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,509 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:23:59,509 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:23:59,510 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,515 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,515 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,516 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,516 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:23:59,516 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,516 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:23:59,517 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:23:59,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,521 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 12:23:59,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,521 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:23:59,522 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,522 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:23:59,523 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:23:59,523 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,527 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,528 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:23:59,528 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:23:59,529 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:23:59,529 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:23:59,529 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:23:59,529 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:23:59,529 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:23:59,531 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:23:59,531 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:23:59,543 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:23:59,567 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:23:59,567 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:23:59,568 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:23:59,568 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:23:59,568 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:23:59,568 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:23:59,568 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:23:59,568 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:23:59,568 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 12:23:59,568 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:23:59,568 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:23:59,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:23:59,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:23:59,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:23:59,582 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 12:23:59,589 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 12:23:59,591 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 12:23:59,652 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:23:59,653 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:59,666 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:23:59,666 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:23:59,673 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:23:59,673 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:59,699 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:23:59,699 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:23:59,701 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:23:59,701 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:59,727 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:23:59,727 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:59,747 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:23:59,748 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:23:59,759 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:23:59,759 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:59,782 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:23:59,782 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:23:59,807 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:23:59,807 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:24:11,871 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:24:11,877 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:24:11,878 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:24:11,878 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:24:11,878 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:24:11,878 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:24:11,878 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:24:11,878 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:24:11,878 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:24:11,878 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 12:24:11,878 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:24:11,878 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:24:11,880 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 12:24:11,882 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 12:24:11,885 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 12:24:11,889 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 12:24:11,909 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 12:24:11,911 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 12:24:11,966 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:24:11,966 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:24:11,966 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:11,967 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,967 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:11,967 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,967 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,967 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:11,968 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:11,968 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:11,968 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:11,969 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:11,969 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,969 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:11,969 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,969 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,969 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:11,970 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:11,970 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:11,970 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:11,971 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:11,971 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,971 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:11,971 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,971 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,971 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:11,972 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:11,972 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:11,972 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:11,973 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:11,973 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,973 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,973 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,973 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:11,974 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:11,975 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:24:11,979 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:11,979 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:11,979 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,979 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:11,980 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,980 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,980 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:11,980 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:11,980 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:11,981 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:11,981 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:11,981 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,982 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,982 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,982 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:11,983 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:11,983 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:24:11,988 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:11,988 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:24:11,988 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:11,989 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,989 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:11,989 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,989 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,989 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:11,990 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:11,990 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:11,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:11,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:11,991 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,991 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:11,991 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,991 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,991 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:11,992 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:11,992 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:11,992 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:11,992 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 12:24:11,993 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,993 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:11,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,993 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:11,994 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:11,994 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:11,994 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:11,994 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 12:24:11,995 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:11,995 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:11,995 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:11,995 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:11,996 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:24:11,996 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:24:12,001 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,001 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,001 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,002 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,002 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,002 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,002 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:12,002 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:12,002 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,003 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,003 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,004 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,004 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:12,006 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:24:12,006 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:24:12,014 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,014 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:24:12,015 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,015 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,015 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,016 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,016 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,016 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,016 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,017 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,017 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,017 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,018 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,018 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,018 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,019 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,019 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 12:24:12,019 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,019 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,020 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,020 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,020 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,021 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,021 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,021 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,022 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,022 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,022 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,023 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:12,023 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:12,028 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,029 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 12:24:12,029 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,029 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,029 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,029 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,030 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,030 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,030 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,031 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,031 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 12:24:12,031 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,031 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,032 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,032 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,033 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:12,034 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:12,042 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,042 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:24:12,042 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,043 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,043 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,043 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,043 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,044 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:12,044 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,044 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,045 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,045 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,045 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,045 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,046 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,046 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:12,046 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,047 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 12:24:12,047 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,048 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,048 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,048 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,048 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:12,048 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,049 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,049 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,050 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,050 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,050 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,050 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,051 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:24:12,052 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:24:12,058 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,058 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 12:24:12,059 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,059 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,059 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,059 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,059 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,060 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:12,060 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,061 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,061 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,061 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:12,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,062 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,062 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,064 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:24:12,064 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:24:12,073 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,073 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:24:12,073 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 12:24:12,073 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,074 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,074 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,074 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,074 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,074 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:12,074 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:12,075 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,075 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,075 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,076 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,076 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,076 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,076 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,076 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,076 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:12,077 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:12,077 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,077 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,078 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,078 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,078 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,078 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,078 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,079 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,079 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:12,079 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:12,079 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,080 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,080 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,081 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,081 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,081 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,081 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:12,082 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:24:12,082 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:24:12,094 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,094 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,095 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,095 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,095 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,095 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,095 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,095 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:12,096 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:12,096 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,097 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,097 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,097 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,098 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,098 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,098 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,098 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:12,100 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:24:12,100 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:24:12,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,119 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:24:12,120 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,120 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,120 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:12,120 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,121 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,121 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,122 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,122 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,123 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,123 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,123 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:12,123 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,124 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,124 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,124 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,124 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,125 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,125 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,126 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,126 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:12,127 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,127 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,128 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,129 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 12:24:12,130 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,130 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:12,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,130 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,132 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:12,132 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:12,143 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,143 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,143 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,144 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:12,144 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,144 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,144 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,145 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,145 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,146 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,146 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,147 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,147 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:12,147 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,147 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,147 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,150 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:12,150 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:12,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,212 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:24:12,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,214 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,214 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,214 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,215 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:12,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,221 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,221 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,221 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,221 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,221 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,221 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,222 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:12,222 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,223 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,223 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,223 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,224 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,224 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,224 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,224 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,225 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:12,225 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,226 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,226 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,227 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,229 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:24:12,229 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:24:12,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,245 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,245 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,245 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,246 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,246 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,247 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:12,247 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,248 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,248 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,249 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,249 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:12,251 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:24:12,252 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:24:12,304 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,304 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:24:12,304 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,305 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,305 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,305 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,305 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,305 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,305 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,306 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,307 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,307 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,307 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,308 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,308 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,308 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,309 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,309 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 12:24:12,310 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,310 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,310 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,310 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,310 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,312 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,312 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,312 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,313 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,313 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,314 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:12,314 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:12,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,323 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,323 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,323 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,324 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:12,324 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,325 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,326 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:12,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,326 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:12,327 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:12,328 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:12,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,338 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:24:12,338 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,338 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,339 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,339 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:12,339 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:12,339 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,341 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,342 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,342 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,342 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:12,342 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:12,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,344 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,344 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,345 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,345 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,345 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,345 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,345 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:12,346 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:12,346 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,348 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,348 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,349 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,349 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,349 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,349 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:12,351 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:24:12,351 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:24:12,366 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,366 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,367 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,367 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,367 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:12,367 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,367 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,367 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:12,368 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:12,368 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:12,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,370 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:12,371 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:12,371 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:12,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:12,371 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:12,371 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:12,374 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:24:12,374 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:24:12,400 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:12,400 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 12:24:12,400 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~n~0, main_~x~0, main_~y~0;main_~n~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := main_~n~0;main_~y~0 := 0; 8#L15-2true assume !!(main_~x~0 % 4294967296 > 0);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 8#L15-2true [2018-11-28 12:24:12,401 INFO L796 eck$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 12:24:12,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:24:12,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 12:24:12,401 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:24:12,401 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:24:12,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:24:12,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:24:12,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:24:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:24:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:24:12,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:24:12,408 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 12:24:12,408 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:24:12,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:24:12,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:24:12,408 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:24:12,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:24:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:24:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:24:12,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:24:12,414 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 12:24:12,414 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:24:12,414 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:24:12,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:24:12,415 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:24:12,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:24:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:24:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:24:12,455 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:24:12,455 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:24:12,456 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:24:12,456 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:24:12,456 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:24:12,456 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:24:12,456 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:24:12,456 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:24:12,456 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-28 12:24:12,456 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:24:12,456 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:24:12,457 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 12:24:12,460 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 12:24:12,465 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 12:24:12,477 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 12:24:12,521 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:24:12,521 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:12,534 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:24:12,535 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:24:12,537 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:24:12,537 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:12,554 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:24:12,554 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:24:12,569 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:24:12,569 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:12,587 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:24:12,587 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:12,610 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:24:12,610 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:24:24,664 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:24:24,670 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:24:24,670 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:24:24,670 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:24:24,670 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:24:24,670 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:24:24,670 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:24:24,670 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:24:24,670 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:24:24,670 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Loop [2018-11-28 12:24:24,671 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:24:24,671 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:24:24,672 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 12:24:24,673 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 12:24:24,674 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 12:24:24,682 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 12:24:24,728 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:24:24,729 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:24:24,729 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,729 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,729 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,730 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,730 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:24,730 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:24,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,730 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,731 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,731 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,731 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,731 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,731 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,731 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:24,732 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:24,732 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,732 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,732 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,733 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,737 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,737 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,737 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:24,737 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:24,738 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,740 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,740 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,740 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,740 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,740 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,740 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:24,741 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:24,741 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,741 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,742 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:24:24,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,742 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,742 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,742 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,743 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:24,743 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:24,743 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,744 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,744 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,744 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,744 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,744 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:24,744 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:24,745 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,746 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,746 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:24,746 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:24,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,749 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,749 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,749 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,750 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:24,750 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:24,750 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,751 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,751 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:24:24,751 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,752 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,752 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,752 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,752 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,752 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,752 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,752 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,753 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 12:24:24,753 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,753 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,754 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,754 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,755 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,755 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,755 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,755 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,755 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,756 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,756 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,756 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,759 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 12:24:24,759 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,759 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,759 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,760 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,760 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,761 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,761 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:24:24,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,762 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,762 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,762 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,762 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:24,763 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:24,763 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,763 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,763 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,764 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,764 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,764 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,764 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,764 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:24,764 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:24,764 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,765 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,765 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,766 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,766 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,766 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,766 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,766 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:24,766 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:24,767 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,769 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,770 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,770 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:24,770 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,770 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,770 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,770 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:24,771 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:24,771 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,772 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,772 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:24:24,773 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,773 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,773 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:24,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,774 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:24,774 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:24,774 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,775 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,775 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,775 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,775 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:24,776 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,776 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,776 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,776 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:24,776 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:24,776 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,777 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,777 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,777 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,778 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:24,778 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,778 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,778 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,778 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:24,779 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:24,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,784 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,785 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,785 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,785 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:24,786 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,786 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,786 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:24,786 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:24,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,790 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:24:24,790 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,790 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,790 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:24,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,791 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,791 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,792 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,793 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,793 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,793 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:24,794 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,794 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,794 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,794 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,794 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,795 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,796 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,796 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,796 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:24,796 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,797 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,798 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,798 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,808 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 12:24:24,808 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,808 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:24,808 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,809 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,809 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,809 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,816 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,816 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:24:24,816 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,817 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,817 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:24,817 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,817 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,817 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,817 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:24,818 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:24,819 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,819 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,820 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,820 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,820 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:24,820 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,821 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,829 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:24,829 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:24,830 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,831 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:24,831 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,831 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:24,833 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:24,833 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,860 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,860 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,873 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,873 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:24,873 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,873 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,873 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,873 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:24,874 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:24,874 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,893 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:24:24,893 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,894 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,894 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:24,894 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,894 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,894 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,894 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,895 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,895 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,896 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,897 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,897 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,897 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:24,897 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,898 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,898 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,899 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,900 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,900 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,900 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:24,900 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,900 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,901 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,901 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,901 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,902 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,906 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,907 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 12:24:24,907 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,907 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:24,908 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,908 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:24,908 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:24,908 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,911 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,911 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:24:24,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,912 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,912 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:24,912 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,912 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:24,913 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:24,913 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,919 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,919 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:24,919 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,920 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,920 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:24,920 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:24,920 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,923 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,923 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,923 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:24,924 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,924 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,924 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:24,929 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:24,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:24,943 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:24,943 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:24,943 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:24,943 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:24,943 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:24,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:24,944 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:24,944 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:24,944 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:24,949 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:25,014 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:24:25,014 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:24:25,014 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:24:25,014 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:24:25,014 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:24:25,014 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:24:25,014 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:24:25,015 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:24:25,015 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 12:24:25,015 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:24:25,015 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:24:25,016 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 12:24:25,033 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 12:24:25,035 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 12:24:25,037 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 12:24:25,045 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 12:24:25,051 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 12:24:25,147 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:24:25,147 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:25,158 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:24:25,158 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:24:25,161 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:24:25,161 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:25,190 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:24:25,190 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:24:25,193 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:24:25,193 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_46d1e818-acdb-4494-94c0-6489077a1387/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) [2018-11-28 12:24:25,222 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:24:25,222 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:24:25,225 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:24:25,225 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:25,253 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:24:25,254 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:24:25,256 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:24:25,256 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:25,289 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:24:25,290 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:25,318 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:24:25,318 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:24:25,326 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:24:25,326 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_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:25,343 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:24:25,343 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d1e818-acdb-4494-94c0-6489077a1387/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 12:24:25,377 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:24:25,377 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:24:40,749 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:24:40,757 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:24:40,757 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:24:40,757 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:24:40,757 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:24:40,757 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:24:40,757 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:24:40,757 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:24:40,757 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:24:40,757 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_up_down_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 12:24:40,757 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:24:40,757 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:24:40,759 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 12:24:40,766 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 12:24:40,771 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 12:24:40,773 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 12:24:40,778 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 12:24:40,781 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 12:24:40,955 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:24:40,955 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:24:40,956 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,956 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,956 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:40,956 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,957 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,957 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:40,957 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:40,957 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:40,958 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,958 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,958 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,959 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:40,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,959 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:40,959 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:40,959 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:40,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,960 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,960 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:40,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,961 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:40,961 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:40,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:40,962 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,962 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,962 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,962 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:40,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,962 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,963 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:40,963 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:24:40,963 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:40,963 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,964 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,964 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,964 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,964 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,964 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:40,965 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:40,965 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:24:40,968 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,969 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,969 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,969 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,969 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,970 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:24:40,970 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:40,971 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:24:40,977 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,977 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:24:40,977 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,978 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,978 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:40,978 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,978 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,978 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:40,978 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:40,979 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:40,979 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,979 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,980 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,980 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:40,980 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,980 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,980 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:40,980 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:40,980 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:40,981 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,981 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,981 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,981 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:40,982 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,982 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,982 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:40,982 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:40,982 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:40,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,983 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,983 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,983 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:40,983 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,984 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:40,984 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:40,984 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:40,984 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,985 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,985 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,985 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,985 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:40,986 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:24:40,986 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:24:40,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:40,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:40,991 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:40,991 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:40,991 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:40,991 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:40,992 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:24:40,992 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:24:41,000 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,000 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:24:41,000 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,000 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,001 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,001 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,001 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,001 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,001 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,001 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,002 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,002 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,002 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,003 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,003 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,003 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,004 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,004 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,004 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,004 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,005 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,005 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,005 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,005 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,006 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,006 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,006 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,006 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,007 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,007 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,007 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,007 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,008 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,008 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,009 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:41,009 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:41,014 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,014 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,014 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,015 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,016 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:41,016 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:41,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,027 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:24:41,028 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,028 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,028 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,028 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,029 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,029 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,029 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:41,029 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,030 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,030 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,030 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,030 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,030 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,030 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,031 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,031 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:41,031 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,031 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,032 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,032 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,032 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,032 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,032 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,032 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,033 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:41,033 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,034 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 12:24:41,034 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,034 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,034 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,034 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,035 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:41,035 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,036 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 12:24:41,036 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,036 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,036 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,037 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:24:41,038 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:24:41,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,044 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 12:24:41,044 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:24:41,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,045 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,045 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,046 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:24:41,047 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:24:41,059 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,059 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:24:41,059 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,060 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,060 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,060 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,060 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:41,061 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:41,061 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,061 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,062 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,062 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,062 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,062 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,062 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,062 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,062 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:41,063 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:41,063 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,063 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,064 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,064 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,064 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,064 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,064 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,064 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,064 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:41,065 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:41,065 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,065 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,066 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,066 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,066 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,066 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,066 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,067 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,067 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:41,067 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:24:41,067 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,068 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,068 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,068 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,068 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,069 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:41,070 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:24:41,070 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:24:41,079 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,079 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,079 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,079 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,080 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,080 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,080 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:24:41,081 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:24:41,081 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:24:41,108 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,108 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:24:41,109 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,109 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,109 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:41,109 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,109 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,110 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,110 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,110 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,111 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,111 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,112 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,112 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:41,112 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,112 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,112 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,112 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,113 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,113 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,114 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,114 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,114 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:41,114 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,115 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,115 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,115 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,115 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,116 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,117 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 12:24:41,117 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,117 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:41,117 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,118 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,118 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,118 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,119 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,120 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,120 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:41,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,120 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,121 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:41,121 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:41,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,135 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,135 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,135 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:24:41,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,135 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,135 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,137 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:41,137 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:41,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,185 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:24:41,185 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,186 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,186 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,186 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,186 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,187 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:41,187 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,188 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,188 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,189 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,189 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,189 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,189 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,189 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,189 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,190 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:41,190 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,191 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,191 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,191 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,192 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,192 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,193 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:41,193 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,194 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,194 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,194 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,195 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,195 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,195 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,195 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,196 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:24:41,196 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,197 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,197 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,198 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,199 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:24:41,200 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:24:41,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,241 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,241 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,242 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:24:41,244 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:24:41,244 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:24:41,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,317 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:24:41,317 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,318 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,318 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,318 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,319 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,320 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,320 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,320 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,320 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,320 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,321 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,321 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,321 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,321 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,322 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,323 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,323 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,323 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,325 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,325 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,325 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,325 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,325 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,326 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:24:41,326 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,327 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,327 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,327 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,327 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,328 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:41,328 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:41,336 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,336 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,337 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:24:41,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,337 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:24:41,338 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:24:41,338 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:24:41,356 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,356 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:24:41,356 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,357 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,357 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,357 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,357 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,357 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,357 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:41,358 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:41,358 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,360 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,360 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,360 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,360 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:41,361 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:41,361 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,363 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,363 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,363 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:41,364 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:41,364 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,366 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,366 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,366 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:24:41,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,367 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:41,367 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:24:41,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:24:41,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,369 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,370 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,370 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,370 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:41,372 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:24:41,372 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:24:41,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,395 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:24:41,395 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:24:41,395 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:24:41,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:24:41,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:24:41,396 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:24:41,398 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:24:41,398 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:24:41,440 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:24:41,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:24:41 BoogieIcfgContainer [2018-11-28 12:24:41,446 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:24:41,446 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:24:41,446 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:24:41,446 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:24:41,447 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:23:57" (3/4) ... [2018-11-28 12:24:41,450 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:24:41,450 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:24:41,451 INFO L168 Benchmark]: Toolchain (without parser) took 44517.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 956.0 MB in the beginning and 961.2 MB in the end (delta: -5.2 MB). Peak memory consumption was 159.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:24:41,452 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:24:41,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 141.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:24:41,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.07 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:24:41,453 INFO L168 Benchmark]: Boogie Preprocessor took 11.74 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:24:41,454 INFO L168 Benchmark]: RCFGBuilder took 156.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:24:41,454 INFO L168 Benchmark]: BuchiAutomizer took 44180.23 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 35.1 MB). Free memory was 1.1 GB in the beginning and 961.2 MB in the end (delta: 153.6 MB). Peak memory consumption was 263.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:24:41,455 INFO L168 Benchmark]: Witness Printer took 4.11 ms. Allocated memory is still 1.2 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:24:41,457 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 141.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.07 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.74 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 156.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 44180.23 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 35.1 MB). Free memory was 1.1 GB in the beginning and 961.2 MB in the end (delta: 153.6 MB). Peak memory consumption was 263.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.11 ms. Allocated memory is still 1.2 GB. Free memory is still 961.2 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 44.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 44.1s. 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: 25ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 27.6s - 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...