./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/nec20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/nec20.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/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 9a2cd7cd32168bcfd44c5ed14b95671353415deb 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:56:45,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:56:45,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:56:45,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:56:45,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:56:45,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:56:45,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:56:45,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:56:45,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:56:45,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:56:45,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:56:45,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:56:45,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:56:45,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:56:45,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:56:45,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:56:45,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:56:45,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:56:45,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:56:45,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:56:45,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:56:45,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:56:45,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:56:45,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:56:45,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:56:45,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:56:45,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:56:45,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:56:45,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:56:45,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:56:45,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:56:45,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:56:45,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:56:45,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:56:45,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:56:45,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:56:45,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:56:45,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:56:45,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:56:45,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:56:45,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:56:45,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:56:45,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:56:45,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:56:45,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:56:45,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:56:45,923 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:56:45,923 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:56:45,924 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:56:45,924 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:56:45,924 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:56:45,924 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:56:45,924 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:56:45,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:56:45,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:56:45,925 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:56:45,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:56:45,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:56:45,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:56:45,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:56:45,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:56:45,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:56:45,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:56:45,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:56:45,926 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:56:45,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:56:45,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:56:45,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:56:45,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:56:45,927 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:56:45,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:56:45,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:56:45,929 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:56:45,929 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:56:45,930 INFO L138 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_ef6786cf-9459-441f-8936-4e58a83b858a/bin/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 -> 9a2cd7cd32168bcfd44c5ed14b95671353415deb [2019-10-22 08:56:45,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:56:45,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:56:45,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:56:45,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:56:45,980 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:56:45,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/../../sv-benchmarks/c/loops/nec20.c [2019-10-22 08:56:46,024 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/data/05e2a356a/7b8c379375b24cc3ba914486cfdbd4b9/FLAGef84b9592 [2019-10-22 08:56:46,407 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:56:46,408 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/sv-benchmarks/c/loops/nec20.c [2019-10-22 08:56:46,412 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/data/05e2a356a/7b8c379375b24cc3ba914486cfdbd4b9/FLAGef84b9592 [2019-10-22 08:56:46,421 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/data/05e2a356a/7b8c379375b24cc3ba914486cfdbd4b9 [2019-10-22 08:56:46,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:56:46,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:56:46,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:46,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:56:46,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:56:46,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@527fa268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46, skipping insertion in model container [2019-10-22 08:56:46,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,438 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:56:46,451 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:56:46,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:46,650 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:56:46,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:46,678 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:56:46,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46 WrapperNode [2019-10-22 08:56:46,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:46,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:46,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:56:46,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:56:46,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:46,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:56:46,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:56:46,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:56:46,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... [2019-10-22 08:56:46,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:56:46,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:56:46,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:56:46,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:56:46,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/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 [2019-10-22 08:56:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:56:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:56:47,017 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:56:47,017 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:56:47,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:47 BoogieIcfgContainer [2019-10-22 08:56:47,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:56:47,019 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:56:47,019 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:56:47,022 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:56:47,023 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:56:47,023 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:56:46" (1/3) ... [2019-10-22 08:56:47,024 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47b532f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:56:47, skipping insertion in model container [2019-10-22 08:56:47,024 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:56:47,024 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:46" (2/3) ... [2019-10-22 08:56:47,024 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47b532f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:56:47, skipping insertion in model container [2019-10-22 08:56:47,024 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:56:47,024 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:47" (3/3) ... [2019-10-22 08:56:47,026 INFO L371 chiAutomizerObserver]: Analyzing ICFG nec20.c [2019-10-22 08:56:47,090 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:56:47,090 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:56:47,090 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:56:47,091 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:56:47,091 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:56:47,091 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:56:47,091 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:56:47,091 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:56:47,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-10-22 08:56:47,122 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:56:47,122 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:56:47,122 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:56:47,128 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-10-22 08:56:47,129 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:56:47,129 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:56:47,129 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-10-22 08:56:47,130 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:56:47,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:56:47,130 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:56:47,130 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-10-22 08:56:47,131 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:56:47,138 INFO L791 eck$LassoCheckResult]: Stem: 11#ULTIMATE.startENTRYtrue ~b~0 := 0; 9#L-1true havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~post2, main_~k~0, main_~i~0, main_~n~0, main_~j~0, main_~a~0;main_~k~0 := main_#t~nondet0;havoc main_#t~nondet0;havoc main_~i~0;havoc main_~n~0;havoc main_~j~0;havoc main_~a~0; 8#L17true assume !(0 != main_~k~0 % 256);main_~n~0 := 1023; 3#L17-2true main_~i~0 := 0;main_~j~0 := main_#t~nondet1;havoc main_#t~nondet1; 16#L25true assume !(main_~j~0 % 4294967296 > 10000); 4#L28-2true [2019-10-22 08:56:47,138 INFO L793 eck$LassoCheckResult]: Loop: 4#L28-2true assume !!(main_~i~0 % 4294967296 <= main_~n~0 % 4294967296);main_#t~post2 := main_~i~0;main_~i~0 := 1 + main_#t~post2;havoc main_#t~post2;main_~j~0 := 2 + main_~j~0; 4#L28-2true [2019-10-22 08:56:47,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:47,143 INFO L82 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2019-10-22 08:56:47,151 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:47,151 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378820490] [2019-10-22 08:56:47,151 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:47,151 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:47,152 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:47,254 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:47,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:47,256 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 1 times [2019-10-22 08:56:47,256 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:47,256 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374726178] [2019-10-22 08:56:47,257 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:47,257 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:47,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:47,277 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:47,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:47,280 INFO L82 PathProgramCache]: Analyzing trace with hash 889568366, now seen corresponding path program 1 times [2019-10-22 08:56:47,280 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:47,280 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901598034] [2019-10-22 08:56:47,280 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:47,280 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:47,281 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:47,311 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:47,394 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:47,395 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:47,395 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:47,395 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:47,395 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:56:47,396 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:47,396 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:47,396 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:47,396 INFO L131 ssoRankerPreferences]: Filename of dumped script: nec20.c_Iteration1_Loop [2019-10-22 08:56:47,396 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:47,396 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:47,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:47,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:47,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:47,541 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:47,542 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:47,553 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:47,553 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:47,566 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:56:47,569 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:47,584 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:47,585 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0=0} Honda state: {ULTIMATE.start_main_~j~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~j~0=3}, {ULTIMATE.start_main_~j~0=3}, {ULTIMATE.start_main_~j~0=-4}] Lambdas: [0, 1, 1] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/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 [2019-10-22 08:56:47,592 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:47,593 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/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 [2019-10-22 08:56:47,606 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:56:47,606 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:56:47,642 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:56:47,644 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:47,644 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:47,644 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:47,644 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:47,644 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:56:47,644 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:47,644 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:47,644 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:47,645 INFO L131 ssoRankerPreferences]: Filename of dumped script: nec20.c_Iteration1_Loop [2019-10-22 08:56:47,645 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:47,645 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:47,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:47,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:47,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:47,738 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:47,742 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:56:47,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,745 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,745 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,746 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,746 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,746 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:47,748 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:47,748 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,755 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,756 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,756 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,756 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,756 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:47,757 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:47,757 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,772 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,772 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,773 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,773 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,773 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:47,773 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:47,773 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,775 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:56:47,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,778 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,779 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,779 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,779 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,779 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:47,780 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:47,780 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,796 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,797 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,797 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,797 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,797 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:47,798 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:47,799 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,828 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,828 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,828 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,829 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,829 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:47,829 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:47,829 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,831 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:56:47,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,832 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,832 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,832 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,833 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,833 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:47,834 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:47,834 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,841 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,841 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,841 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,841 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,841 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:47,843 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:47,843 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,857 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,858 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,858 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,858 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,858 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:47,859 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:47,859 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,860 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,860 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:56:47,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,861 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,861 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,862 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,862 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,862 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:47,863 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:47,863 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,874 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,875 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,875 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,875 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,875 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:47,879 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:47,880 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,896 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,897 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:47,897 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,897 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,897 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,897 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:47,898 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:47,898 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,900 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,900 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:56:47,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,901 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:47,901 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:47,902 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,902 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,902 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,902 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:47,904 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:47,904 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,916 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,917 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:47,918 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:47,918 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,918 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,918 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,918 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:47,920 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:47,921 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,958 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,960 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:47,960 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:47,960 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,960 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,961 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,961 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:47,962 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:47,962 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,963 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,963 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:56:47,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,964 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:47,964 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:47,964 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,965 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,965 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,965 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:47,966 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:47,966 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:47,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:47,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:47,997 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:47,997 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:47,998 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:47,998 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:47,998 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:47,998 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:48,001 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:48,001 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,046 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,046 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:48,046 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,047 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,047 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,047 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:48,048 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:48,049 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,050 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,051 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:56:48,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,052 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,052 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:48,052 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,052 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,053 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,053 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:48,055 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:48,055 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,082 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,082 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:48,082 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,083 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,083 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,083 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:48,087 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:48,087 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,155 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,155 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:48,155 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,155 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,158 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,158 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:48,160 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:48,160 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,161 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:56:48,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,162 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,162 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:48,162 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,163 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,163 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,163 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:48,166 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:48,167 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,171 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,178 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,178 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:48,178 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,179 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,179 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,179 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:48,180 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:48,180 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,197 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,197 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:48,198 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,198 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,198 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,198 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:48,199 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:48,199 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,201 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,201 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:56:48,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,203 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,203 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:48,203 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,204 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,204 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,204 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:48,205 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:48,206 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,224 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,224 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:48,225 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,225 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,225 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,225 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:48,227 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:48,227 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,250 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:48,250 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:48,250 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,251 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,251 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,251 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:48,252 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:48,252 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,281 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:48,281 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:48,281 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:48,281 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:48,282 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:56:48,282 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:48,282 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:48,282 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:48,282 INFO L131 ssoRankerPreferences]: Filename of dumped script: nec20.c_Iteration1_Lasso [2019-10-22 08:56:48,282 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:48,282 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:48,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,496 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:48,497 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/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 [2019-10-22 08:56:48,504 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:48,504 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:56:48,508 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:48,508 INFO L440 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_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:48,515 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:48,515 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:48,525 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:48,526 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~k~0=0} Honda state: {ULTIMATE.start_main_~k~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:48,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:48,536 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:48,547 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:56:48,547 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:48,559 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:48,559 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0=0} Honda state: {ULTIMATE.start_main_~j~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~j~0=-2}, {ULTIMATE.start_main_~j~0=2}, {ULTIMATE.start_main_~j~0=2}] Lambdas: [2, 0, 1] Nus: [1, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:48,569 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:48,569 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:48,572 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:48,573 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:48,584 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:48,584 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/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 [2019-10-22 08:56:48,597 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:56:48,597 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:56:48,635 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:56:48,641 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:48,641 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:48,642 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:48,642 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:48,642 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:56:48,642 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:48,642 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:48,642 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:48,642 INFO L131 ssoRankerPreferences]: Filename of dumped script: nec20.c_Iteration1_Lasso [2019-10-22 08:56:48,643 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:48,643 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:48,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:48,885 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:48,885 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:56:48,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,886 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:48,886 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,886 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,887 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:48,890 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:48,890 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:56:48,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,893 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:48,893 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,893 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,894 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:48,895 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:48,895 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:56:48,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,937 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:48,937 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,937 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,937 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,937 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:48,937 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:48,937 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,938 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,939 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:48,939 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,939 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,939 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,939 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:48,939 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:48,943 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,944 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,945 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:48,945 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,945 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,945 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:48,946 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:48,946 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:56:48,947 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,950 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:48,950 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,950 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,950 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,951 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:48,951 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:48,951 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,953 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,954 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:48,955 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,955 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,955 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:48,957 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:48,957 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:56:48,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,993 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:48,994 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:48,994 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,994 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,994 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:48,994 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:48,995 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:48,995 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:48,995 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:56:48,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:48,996 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:48,996 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:48,997 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:48,997 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:48,998 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:48,998 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:48,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,000 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,000 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,001 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,001 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,002 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:49,002 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:49,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,008 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,008 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,008 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,008 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,008 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,008 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:49,009 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,009 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,010 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,010 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,010 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,010 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,010 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,010 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:49,011 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,011 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,012 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,012 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,012 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,012 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,013 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:49,013 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:49,015 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,016 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,016 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,016 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,016 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,016 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,017 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:49,017 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,018 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,018 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,018 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,018 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,020 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:49,021 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:49,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,038 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,038 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,038 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,038 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,038 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,038 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:49,039 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,039 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,039 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:56:49,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,040 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,041 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,041 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,041 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,042 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,042 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,045 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,045 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,045 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,046 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,047 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,047 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,053 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,054 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,054 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,055 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,055 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,055 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,055 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,055 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,057 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,057 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,057 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,057 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,057 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,057 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,058 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,058 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,059 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,059 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,059 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,059 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,061 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,061 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,064 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,064 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,064 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,064 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,064 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,065 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,065 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,065 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,066 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,066 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,066 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,066 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,069 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,069 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,089 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,089 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,089 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,089 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,089 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,090 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,090 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,090 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,090 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:56:49,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,091 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,091 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,091 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,091 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,093 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:49,093 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:49,095 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,096 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,096 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,096 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,096 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,098 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:49,098 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:49,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,106 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,106 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,106 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,106 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,106 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,107 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:49,107 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,108 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,108 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,109 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,109 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,109 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,112 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:49,112 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,113 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,113 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,113 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,113 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,114 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:49,114 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:49,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,117 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,117 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,117 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,117 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,117 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,117 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:49,117 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,118 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,118 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,119 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,119 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,119 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,122 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:49,122 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:49,145 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,147 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:49,147 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,148 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,148 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,148 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,148 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:49,148 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,149 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:56:49,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,150 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,151 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,151 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,151 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,151 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,152 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:49,153 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:49,156 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,158 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,158 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,158 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,159 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,159 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,160 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:49,164 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:49,173 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,174 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,174 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,175 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,175 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,175 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,175 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,176 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:49,176 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,176 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,177 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,177 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,177 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,177 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,177 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,178 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,178 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:49,178 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,178 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,179 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,180 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,180 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,180 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,180 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,181 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:49,181 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:49,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,184 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,184 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,185 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,185 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,185 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,185 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,185 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:49,185 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,187 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,187 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,187 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,187 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,187 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,189 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:49,190 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:49,232 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,233 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,233 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,234 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,234 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,234 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,234 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:49,234 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:49,234 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,235 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:56:49,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,236 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,237 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:49,237 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,237 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,237 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,238 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,238 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,250 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,251 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,251 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:49,251 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,251 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,251 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,256 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,256 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,276 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,276 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:49,277 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,277 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,277 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,277 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,277 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,278 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,279 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,280 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:49,280 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,280 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,280 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,280 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,281 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,281 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,282 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,283 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,283 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:49,283 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,283 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,283 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,285 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,285 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,288 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,289 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,289 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:49,289 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,289 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,290 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,290 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,290 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,290 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,292 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,293 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:49,293 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,293 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,293 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,296 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,296 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,382 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,383 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,384 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:49,384 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,384 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,384 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,384 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,385 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,385 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,386 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:56:49,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,387 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,387 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,387 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,387 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,387 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,389 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:49,389 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:49,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,395 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,396 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,396 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,396 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,396 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,398 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:49,398 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:49,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,424 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,424 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,424 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,425 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,425 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,425 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,426 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:49,426 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,428 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,428 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,428 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,428 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,428 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,428 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,429 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:49,429 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,430 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,431 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,431 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,431 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,431 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,432 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,433 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:49,433 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:49,438 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,439 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,439 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,439 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,439 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,439 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,439 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,440 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:49,440 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,442 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,442 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,442 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,442 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,442 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,446 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:49,446 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:49,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,644 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,644 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,644 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,645 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,645 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,645 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:49,646 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:49,646 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,647 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,648 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:56:49,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,648 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,648 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,649 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,649 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,649 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,650 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,650 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,654 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,654 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,654 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,655 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,655 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,656 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,656 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,669 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,669 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,669 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,669 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,669 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,669 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,670 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,670 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,672 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,672 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,672 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,673 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,673 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,673 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,673 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,673 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,675 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,675 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,676 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,676 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,676 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,677 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,677 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,681 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,681 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,681 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,681 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,681 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,681 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,682 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,682 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,683 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,684 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,684 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,684 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,684 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,684 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,686 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:49,687 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:49,727 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,728 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,728 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:49,728 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,728 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,729 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,729 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:49,729 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:49,729 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,731 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:56:49,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,732 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,732 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,732 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,732 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,733 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:49,734 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:56:49,734 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:56:49,739 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,740 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,740 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,740 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,740 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,740 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:49,781 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:56:49,781 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:56:49,805 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,806 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,806 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,806 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,806 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,806 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,806 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:49,807 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:49,807 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,810 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,810 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,810 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,810 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,810 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,811 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:49,811 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:49,811 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,814 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,814 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,814 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,815 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,815 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:49,816 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:56:49,817 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:56:49,821 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,822 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,822 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,822 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,822 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,822 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,823 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:49,823 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:49,823 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,825 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,826 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,826 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,826 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,826 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,827 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:49,831 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:56:49,831 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:56:49,959 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:49,960 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:49,960 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:49,960 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:49,960 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:49,960 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:49,960 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:49,961 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:49,961 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:49,963 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:49,964 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 08:56:49,964 INFO L791 eck$LassoCheckResult]: Stem: 11#ULTIMATE.startENTRYtrue ~b~0 := 0; 9#L-1true havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~post2, main_~k~0, main_~i~0, main_~n~0, main_~j~0, main_~a~0;main_~k~0 := main_#t~nondet0;havoc main_#t~nondet0;havoc main_~i~0;havoc main_~n~0;havoc main_~j~0;havoc main_~a~0; 8#L17true assume !(0 != main_~k~0 % 256);main_~n~0 := 1023; 3#L17-2true main_~i~0 := 0;main_~j~0 := main_#t~nondet1;havoc main_#t~nondet1; 16#L25true assume !(main_~j~0 % 4294967296 > 10000); 4#L28-2true assume !!(main_~i~0 % 4294967296 <= main_~n~0 % 4294967296);main_#t~post2 := main_~i~0;main_~i~0 := 1 + main_#t~post2;havoc main_#t~post2;main_~j~0 := 2 + main_~j~0; 4#L28-2true [2019-10-22 08:56:49,964 INFO L793 eck$LassoCheckResult]: Loop: 4#L28-2true assume !!(main_~i~0 % 4294967296 <= main_~n~0 % 4294967296);main_#t~post2 := main_~i~0;main_~i~0 := 1 + main_#t~post2;havoc main_#t~post2;main_~j~0 := 2 + main_~j~0; 4#L28-2true [2019-10-22 08:56:49,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:49,965 INFO L82 PathProgramCache]: Analyzing trace with hash 889568366, now seen corresponding path program 2 times [2019-10-22 08:56:49,965 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:49,965 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393393998] [2019-10-22 08:56:49,965 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:49,965 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:49,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:49,974 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:49,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:49,974 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 2 times [2019-10-22 08:56:49,974 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:49,975 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462879600] [2019-10-22 08:56:49,975 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:49,975 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:49,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:49,979 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:49,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:49,980 INFO L82 PathProgramCache]: Analyzing trace with hash 1806815593, now seen corresponding path program 3 times [2019-10-22 08:56:49,980 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:49,980 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275443990] [2019-10-22 08:56:49,980 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:49,980 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:49,980 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:49,988 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:50,002 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:50,003 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:50,003 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:50,003 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:50,003 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:56:50,003 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:50,003 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:50,003 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:50,003 INFO L131 ssoRankerPreferences]: Filename of dumped script: nec20.c_Iteration1_Loop [2019-10-22 08:56:50,003 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:50,003 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:50,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:50,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:50,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:50,089 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:50,089 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/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 [2019-10-22 08:56:50,094 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:50,094 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:56:50,098 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:50,098 INFO L440 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_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:50,105 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:50,105 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:50,115 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:56:50,115 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:50,128 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:50,129 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0=0} Honda state: {ULTIMATE.start_main_~j~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~j~0=3}, {ULTIMATE.start_main_~j~0=3}, {ULTIMATE.start_main_~j~0=-4}] Lambdas: [0, 1, 1] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:50,136 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:50,136 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:50,147 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:56:50,147 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:51,713 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:56:51,715 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:51,715 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:51,715 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:51,715 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:51,715 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:56:51,715 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:51,715 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:51,716 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:51,716 INFO L131 ssoRankerPreferences]: Filename of dumped script: nec20.c_Iteration1_Loop [2019-10-22 08:56:51,716 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:51,716 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:51,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:51,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:51,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:51,806 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:51,807 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:56:51,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,808 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,808 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,808 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,808 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,808 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:51,809 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:51,809 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,810 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,810 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,810 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,811 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,811 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,811 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:51,811 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:51,811 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,814 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,814 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,814 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,815 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,815 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:51,815 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:51,815 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,818 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:56:51,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,818 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,818 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,819 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,819 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,819 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:51,819 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:51,819 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,821 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,821 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,821 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,821 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,821 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:51,821 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:51,821 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,823 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,824 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,824 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,824 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,824 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,825 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:51,825 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:51,825 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,828 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:56:51,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,829 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,829 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,829 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,830 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,830 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:51,830 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:51,830 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,831 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,832 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,832 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,832 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,832 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:51,832 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:51,833 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,835 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,835 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,835 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,836 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,836 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:51,837 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:51,837 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,840 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:56:51,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,841 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,841 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,841 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,841 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,841 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:51,842 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:51,842 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,843 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,843 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,843 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,844 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,844 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:51,844 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:51,844 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,846 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,847 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:51,847 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,847 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,848 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,848 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:51,848 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:51,848 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,852 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:56:51,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,853 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,853 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:51,853 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,854 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,854 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,854 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:51,854 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:51,854 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,855 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,856 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,856 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:51,856 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,856 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,857 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,857 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:51,857 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:51,857 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,861 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,862 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,862 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:51,862 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,862 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,862 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,862 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:51,863 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:51,864 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,872 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:56:51,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,873 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,874 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:51,874 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,874 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,874 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,874 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:51,875 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:51,875 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,877 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,877 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:51,877 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,877 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,877 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,878 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:51,878 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:51,878 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,884 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,885 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,886 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:51,886 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,886 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,886 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,886 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:51,887 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:51,888 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,902 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,903 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:56:51,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,904 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,904 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:51,904 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,904 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,904 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,904 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:51,905 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:51,905 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,906 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,907 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,907 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:51,907 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,907 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,907 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,908 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:51,909 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:51,909 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,921 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,922 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,922 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:51,922 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,922 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,922 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,922 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:51,925 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:51,925 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,954 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,955 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:56:51,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,955 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,956 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:51,956 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,956 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,956 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,956 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:51,956 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:51,956 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,958 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,958 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:51,958 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,959 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,959 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,959 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:51,959 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:51,959 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,963 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,963 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:51,963 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,963 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,964 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,964 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:51,964 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:51,965 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,971 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:56:51,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,971 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,972 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:51,972 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,972 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,972 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,972 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:51,973 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:51,973 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,976 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,976 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:51,976 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,976 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,976 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,976 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:51,977 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:51,977 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:51,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:51,983 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:51,983 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:51,983 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:51,984 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:51,984 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:51,984 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:51,985 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:51,985 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:51,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,044 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:52,044 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:52,044 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:52,044 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:52,044 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:56:52,044 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:52,044 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:52,044 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:52,044 INFO L131 ssoRankerPreferences]: Filename of dumped script: nec20.c_Iteration1_Lasso [2019-10-22 08:56:52,044 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:52,045 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:52,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,216 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:52,216 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:52,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:52,221 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:52,224 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:52,224 INFO L440 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_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:52,231 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:52,231 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:52,236 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:52,236 INFO L440 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_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:52,243 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:52,243 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:52,247 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:52,247 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/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 [2019-10-22 08:56:52,258 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:52,258 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ef6786cf-9459-441f-8936-4e58a83b858a/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:56:52,268 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:56:52,269 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:52,632 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:56:52,635 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:52,636 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:52,636 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:52,636 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:52,636 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:56:52,636 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:52,636 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:52,636 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:52,636 INFO L131 ssoRankerPreferences]: Filename of dumped script: nec20.c_Iteration1_Lasso [2019-10-22 08:56:52,636 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:52,636 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:52,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:52,858 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:52,859 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:56:52,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,859 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,860 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,860 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,860 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,860 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:52,860 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:52,861 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:52,861 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,862 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,862 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,862 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,862 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,862 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:52,863 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:52,863 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:52,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,865 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,865 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,865 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,865 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,865 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:52,866 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:52,866 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:52,866 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,868 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,869 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,869 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,869 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:52,871 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:52,876 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:56:52,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,890 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,891 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,891 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,891 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:52,891 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:52,892 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:56:52,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,893 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,894 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,894 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,894 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:52,894 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:52,894 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:56:52,895 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,897 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,897 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,897 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,897 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:52,897 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:52,898 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:56:52,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,902 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,902 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,903 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,903 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,903 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:52,903 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:52,903 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:52,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,904 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:56:52,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,905 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,905 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,905 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,905 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,905 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:52,906 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:52,906 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:52,906 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,908 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,908 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,908 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,908 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,909 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:52,909 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:52,909 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:52,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,911 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,911 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,911 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,911 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,911 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:52,911 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:52,912 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:52,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,913 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,913 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,913 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,913 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:52,915 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:52,920 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:52,935 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,936 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,936 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,936 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,937 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:52,937 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:52,938 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:52,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,941 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,941 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,941 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,941 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:52,942 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:52,942 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:52,943 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,944 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,944 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,945 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,945 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:52,946 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:52,946 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:52,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,953 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,994 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,995 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,995 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,995 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:52,995 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:52,995 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:52,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,996 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:56:52,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,997 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,997 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,997 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,997 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,997 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:52,997 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:52,997 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:52,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:52,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:52,999 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:52,999 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:52,999 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:52,999 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:52,999 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,002 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,002 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,003 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,003 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,004 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,004 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,004 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,004 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,004 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,004 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,005 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,005 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,005 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,006 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,006 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,011 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,011 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,026 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,027 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,028 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,028 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,028 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,029 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,029 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,032 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,032 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,032 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,032 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,033 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,033 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,036 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,036 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,036 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,036 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,037 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,037 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,044 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,044 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,045 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,045 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,045 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,045 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,045 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,046 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:56:53,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,046 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,047 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,047 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,047 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,047 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,047 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:53,048 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,049 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,049 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,049 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,049 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,050 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,050 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:53,050 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,050 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,051 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,051 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,051 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,052 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,052 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,052 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:53,052 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,053 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,053 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,054 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,054 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,054 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,056 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:53,057 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:53,076 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,077 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,077 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,078 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,078 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,078 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:53,079 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:53,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,082 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,082 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,082 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,082 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,083 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:53,083 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:53,085 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,085 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,086 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,086 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,086 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,087 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:53,087 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:53,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,094 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:53,094 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,094 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,094 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,095 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,095 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:53,095 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,095 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,095 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:56:53,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,096 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,096 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,096 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,096 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,097 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,097 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:53,097 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:53,097 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,098 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,098 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,098 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,099 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,099 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,099 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:53,099 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:53,099 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,101 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,101 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,101 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,101 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,102 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,102 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:53,102 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:53,102 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,103 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,104 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,104 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,104 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,104 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:53,106 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:53,106 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:53,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,139 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,140 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,140 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,140 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,140 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:53,141 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:53,141 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:53,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,144 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,144 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,144 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,144 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,144 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:53,145 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:53,146 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:53,148 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,149 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,149 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,149 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,149 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,149 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:53,150 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:56:53,150 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:56:53,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,161 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,161 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,161 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,161 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,161 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,161 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:56:53,161 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:56:53,162 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,162 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:56:53,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,163 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,163 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:53,163 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,164 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,164 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,164 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,165 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,165 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,166 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,166 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,166 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:53,166 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,167 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,167 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,167 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,168 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,168 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,169 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,169 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,169 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:53,170 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,170 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,170 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,170 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,170 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,171 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,172 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,173 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:53,173 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,173 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,173 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,176 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,176 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,264 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,264 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:53,265 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,265 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,265 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,266 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,266 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,269 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,270 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,270 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:53,270 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,270 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,270 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,271 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,272 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,274 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,275 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,275 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:53,276 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,276 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,276 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,277 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,277 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,295 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,295 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:56:53,295 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,295 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,296 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,296 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,296 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,296 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,297 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:56:53,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,298 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,298 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,298 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,298 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,298 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,298 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,299 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:53,300 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,301 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,301 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,301 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,302 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,302 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,302 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,302 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:53,303 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,303 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,304 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,304 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,305 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,305 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,305 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,305 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,306 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:53,306 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,307 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,307 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,308 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,308 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,308 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,312 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:53,312 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:53,450 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,451 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,451 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,451 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,452 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,452 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,453 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:53,453 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:53,458 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,459 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,459 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,459 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,459 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,460 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,461 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:53,461 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:53,465 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,466 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,466 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,466 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,466 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,466 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,468 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:56:53,469 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:56:53,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,492 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,492 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,492 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,492 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,492 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,493 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:56:53,493 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:56:53,493 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,494 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,494 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:56:53,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,495 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,495 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,495 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,495 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,495 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,495 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,496 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,496 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,498 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,498 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,498 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,498 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,498 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,498 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,499 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,499 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,501 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,501 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,501 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,501 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,501 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,501 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,501 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,501 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,502 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,503 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,503 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,503 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,504 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,504 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,505 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,506 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,552 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,553 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,553 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,553 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,554 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,554 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,554 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,554 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,557 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,558 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,558 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,558 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,558 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,558 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,559 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,559 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,561 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,562 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,562 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,562 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,563 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,563 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,564 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:56:53,564 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:56:53,572 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,572 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,573 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:56:53,573 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,573 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,573 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,573 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:56:53,573 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:53,573 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,574 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,574 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:56:53,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,575 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,575 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,575 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,576 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,576 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,576 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:53,576 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:53,577 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,579 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,579 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,580 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,580 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,580 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,580 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:53,580 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:53,580 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,582 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,582 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,583 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,583 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,583 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,583 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,583 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:53,584 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:53,584 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,586 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,586 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,586 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,586 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,587 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:53,590 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:56:53,590 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:56:53,812 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,813 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,813 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,813 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,813 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,813 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:53,814 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:56:53,814 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:56:53,819 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,820 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,820 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,820 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,820 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,820 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:53,821 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:56:53,821 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:56:53,825 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,826 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,826 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,826 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,826 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,826 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:53,828 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:56:53,828 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:56:53,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:56:53,852 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:56:53,852 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:56:53,852 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:53,853 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:53,853 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:53,853 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:56:53,853 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:56:53,853 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:53,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:53,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:56:53 BoogieIcfgContainer [2019-10-22 08:56:53,860 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:56:53,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:56:53,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:56:53,861 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:56:53,861 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:47" (3/4) ... [2019-10-22 08:56:53,865 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:56:53,865 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:56:53,867 INFO L168 Benchmark]: Toolchain (without parser) took 7441.73 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 294.1 MB). Free memory was 945.0 MB in the beginning and 1.2 GB in the end (delta: -265.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:53,867 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 963.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:53,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:53,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:53,868 INFO L168 Benchmark]: Boogie Preprocessor took 19.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:53,869 INFO L168 Benchmark]: RCFGBuilder took 289.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:53,869 INFO L168 Benchmark]: BuchiAutomizer took 6841.47 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 158.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -98.0 MB). Peak memory consumption was 316.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:53,869 INFO L168 Benchmark]: Witness Printer took 4.39 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:53,872 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 963.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 253.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 289.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 6841.47 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 158.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -98.0 MB). Peak memory consumption was 316.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.39 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital29 mio100 ax100 hnf100 lsp61 ukn100 mio100 lsp100 div549 bol100 ite100 ukn100 eq146 hnf45 smp90 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 226ms VariablesStem: 2 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 2.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "~b~0 := 0;" "havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~post2, main_~k~0, main_~i~0, main_~n~0, main_~j~0, main_~a~0;main_~k~0 := main_#t~nondet0;havoc main_#t~nondet0;havoc main_~i~0;havoc main_~n~0;havoc main_~j~0;havoc main_~a~0;" "assume !(0 != main_~k~0 % 256);main_~n~0 := 1023;" "main_~i~0 := 0;main_~j~0 := main_#t~nondet1;havoc main_#t~nondet1;" "assume !(main_~j~0 % 4294967296 > 10000);" "assume !!(main_~i~0 % 4294967296 <= main_~n~0 % 4294967296);main_#t~post2 := main_~i~0;main_~i~0 := 1 + main_#t~post2;havoc main_#t~post2;main_~j~0 := 2 + main_~j~0;" Loop: "assume !!(main_~i~0 % 4294967296 <= main_~n~0 % 4294967296);main_#t~post2 := main_~i~0;main_~i~0 := 1 + main_#t~post2;havoc main_#t~post2;main_~j~0 := 2 + main_~j~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...