./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0ad4658b31654787cb281a441e891421d607e94 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:52:14,834 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:52:14,835 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:52:14,842 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:52:14,842 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:52:14,843 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:52:14,844 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:52:14,845 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:52:14,846 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:52:14,847 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:52:14,847 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:52:14,847 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:52:14,848 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:52:14,849 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:52:14,849 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:52:14,850 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:52:14,850 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:52:14,851 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:52:14,852 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:52:14,853 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:52:14,854 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:52:14,855 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:52:14,856 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:52:14,857 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:52:14,857 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:52:14,857 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:52:14,858 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:52:14,858 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:52:14,859 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:52:14,860 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:52:14,860 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:52:14,860 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:52:14,860 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:52:14,861 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:52:14,861 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:52:14,862 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:52:14,862 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:52:14,871 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:52:14,871 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:52:14,872 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:52:14,872 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:52:14,873 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:52:14,873 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:52:14,873 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:52:14,873 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:52:14,873 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:52:14,873 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:52:14,874 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:52:14,874 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:52:14,874 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:52:14,874 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:52:14,874 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:52:14,874 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:52:14,874 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:52:14,875 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:52:14,875 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:52:14,875 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:52:14,875 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:52:14,875 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:52:14,875 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:52:14,876 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:52:14,876 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:52:14,876 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:52:14,876 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:52:14,876 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:52:14,876 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:52:14,877 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:52:14,877 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:52:14,877 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:52:14,878 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ad4658b31654787cb281a441e891421d607e94 [2018-11-28 12:52:14,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:52:14,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:52:14,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:52:14,914 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:52:14,914 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:52:14,915 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2018-11-28 12:52:14,958 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/data/3eca26d81/0d211259b56f471fbb8989203c34d538/FLAG53857f04e [2018-11-28 12:52:15,356 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:52:15,357 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2018-11-28 12:52:15,361 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/data/3eca26d81/0d211259b56f471fbb8989203c34d538/FLAG53857f04e [2018-11-28 12:52:15,372 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/data/3eca26d81/0d211259b56f471fbb8989203c34d538 [2018-11-28 12:52:15,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:52:15,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:52:15,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:52:15,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:52:15,379 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:52:15,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee3dc7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15, skipping insertion in model container [2018-11-28 12:52:15,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:52:15,398 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:52:15,497 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:52:15,499 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:52:15,509 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:52:15,516 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:52:15,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15 WrapperNode [2018-11-28 12:52:15,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:52:15,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:52:15,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:52:15,517 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:52:15,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:52:15,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:52:15,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:52:15,535 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:52:15,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... [2018-11-28 12:52:15,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:52:15,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:52:15,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:52:15,546 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:52:15,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:52:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:52:15,688 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:52:15,689 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 12:52:15,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:52:15 BoogieIcfgContainer [2018-11-28 12:52:15,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:52:15,689 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:52:15,689 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:52:15,692 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:52:15,692 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:52:15,693 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:52:15" (1/3) ... [2018-11-28 12:52:15,694 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4128c445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:52:15, skipping insertion in model container [2018-11-28 12:52:15,694 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:52:15,694 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:52:15" (2/3) ... [2018-11-28 12:52:15,694 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4128c445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:52:15, skipping insertion in model container [2018-11-28 12:52:15,694 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:52:15,694 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:52:15" (3/3) ... [2018-11-28 12:52:15,696 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_false-unreach-call2_true-termination.i [2018-11-28 12:52:15,732 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:52:15,733 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:52:15,733 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:52:15,733 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:52:15,733 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:52:15,733 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:52:15,733 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:52:15,733 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:52:15,733 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:52:15,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:52:15,754 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:52:15,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:52:15,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:52:15,760 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:52:15,760 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:52:15,760 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:52:15,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:52:15,761 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:52:15,761 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:52:15,761 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:52:15,761 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:52:15,761 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:52:15,768 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-11-28 12:52:15,768 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 12:52:15,772 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:52:15,773 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 12:52:15,774 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:52:15,774 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:52:15,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:15,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:52:15,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:15,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:52:15,833 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 12:52:15,833 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:52:15,834 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:52:15,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:15,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:52:15,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:15,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:52:15,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 12:52:15,843 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:52:15,843 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:52:15,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:15,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:52:15,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:15,894 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:52:15,895 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:52:15,895 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:52:15,895 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:52:15,895 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:52:15,895 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:15,895 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:52:15,896 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:52:15,896 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:52:15,896 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:52:15,896 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:52:15,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:15,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:15,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:16,051 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:52:16,052 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:16,062 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:52:16,062 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:16,082 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:52:16,083 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:52:16,823 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 12:52:16,827 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:52:16,827 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:52:16,827 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:52:16,827 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:52:16,827 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:52:16,827 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:16,827 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:52:16,827 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:52:16,827 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:52:16,827 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:52:16,827 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:52:16,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:16,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:16,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:16,899 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:52:16,902 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:52:16,904 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,905 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,905 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,906 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:16,907 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:16,908 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,916 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,917 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,917 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,917 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,918 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,918 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,918 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:16,918 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:16,919 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,920 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,920 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,920 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,921 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,921 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,921 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,921 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:16,921 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:16,922 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,923 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:52:16,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,924 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,924 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,924 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,924 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:16,926 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:16,926 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,934 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,935 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,935 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,935 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:16,936 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:16,936 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,937 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,937 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,937 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,937 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:16,938 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:16,938 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,939 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:52:16,939 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,940 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,940 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,940 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,940 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,940 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:16,941 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:16,941 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,950 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,951 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,951 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,951 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,951 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:16,952 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:16,952 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,954 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,954 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,954 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,955 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:16,956 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:16,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,957 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,957 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:52:16,957 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,958 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,958 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,958 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,958 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:16,960 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:16,960 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,971 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,971 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,972 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,972 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,972 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,972 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:16,973 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:16,973 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,974 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,974 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,975 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:16,975 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,975 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,975 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,975 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:16,976 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:16,976 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:16,977 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:16,977 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:52:16,977 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:16,978 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:16,978 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:16,978 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:16,978 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:16,978 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:16,979 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:16,980 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:16,980 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,000 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,000 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,001 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,001 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:17,002 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,002 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,002 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,002 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:17,003 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:17,003 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,004 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,004 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,005 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,005 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:17,005 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,005 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,005 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,005 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:17,007 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:17,007 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,009 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,009 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:52:17,009 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,010 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,010 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:17,010 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,010 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,010 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,010 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:17,012 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:17,012 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,040 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,041 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,041 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:17,041 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,041 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,041 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,041 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:17,042 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:17,043 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,044 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,045 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,045 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,045 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:17,046 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,046 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:17,048 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:17,048 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,052 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,052 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:52:17,052 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,053 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,053 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:17,053 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,053 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,054 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:17,056 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:17,056 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,090 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,091 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,091 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,092 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:17,092 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,092 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,092 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,092 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:17,094 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:17,094 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,095 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,095 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,096 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,096 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:17,096 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,096 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,096 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,097 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:17,100 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:17,100 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,102 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:52:17,102 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,103 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,103 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:17,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,103 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,104 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:17,104 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:17,104 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,113 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,113 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,114 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,114 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:17,114 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,114 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,114 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,114 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:17,115 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:17,115 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,118 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,118 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:17,118 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,119 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:17,120 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:17,120 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,123 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,124 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:52:17,124 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,125 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,125 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:17,125 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,125 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,125 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,125 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:17,126 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:17,126 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,139 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,140 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,140 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:17,140 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,140 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,140 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,140 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:17,141 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:17,141 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:17,146 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:17,146 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:17,146 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:17,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:17,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:17,147 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:17,148 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:17,148 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:17,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:17,186 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:52:17,186 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:52:17,186 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:52:17,186 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:52:17,186 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:52:17,186 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:17,186 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:52:17,186 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:52:17,186 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:52:17,186 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:52:17,187 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:52:17,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:17,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:17,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:17,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:17,296 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:52:17,296 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:17,306 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:52:17,306 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:52:17,316 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:52:17,317 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:17,342 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:52:17,342 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:17,364 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:52:17,364 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:52:30,263 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:52:30,268 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:52:30,268 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:52:30,268 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:52:30,268 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:52:30,268 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:52:30,268 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:30,268 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:52:30,268 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:52:30,269 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:52:30,269 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:52:30,269 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:52:30,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:30,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:30,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:30,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:30,330 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:52:30,330 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:52:30,330 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,331 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,332 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,332 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:30,333 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:30,333 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:52:30,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,338 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,338 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,338 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,339 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:30,339 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:30,339 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,340 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,341 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,341 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,341 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,341 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:30,342 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:30,342 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:52:30,346 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,347 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,347 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,347 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,348 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,348 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,348 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:30,348 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:30,348 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,349 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:52:30,349 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,350 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,350 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:30,351 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:52:30,352 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:52:30,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,361 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,361 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,362 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:30,362 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:30,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,363 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,363 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,363 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:30,365 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:52:30,365 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:52:30,376 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,376 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,377 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,377 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,377 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,377 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,377 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:30,378 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:30,378 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,378 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,378 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:52:30,379 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,379 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,380 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:30,381 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:30,381 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:30,391 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,391 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,392 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,392 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:30,393 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:30,393 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,393 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,393 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,394 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,394 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:30,396 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:30,396 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:30,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,421 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,422 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,423 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:30,423 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:30,423 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,424 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,424 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:52:30,425 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,425 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,425 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,426 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:30,428 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:52:30,428 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:52:30,436 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,437 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,438 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,438 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:30,438 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:30,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,440 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:30,442 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:52:30,442 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:52:30,470 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,470 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,471 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:30,471 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,471 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,471 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,471 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:30,472 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:30,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,472 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,472 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:52:30,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,473 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,473 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:30,473 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,474 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:30,475 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:52:30,475 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:52:30,485 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,486 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,486 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,486 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:30,486 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,487 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:30,487 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:30,487 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,488 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,488 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,489 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,489 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:30,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,489 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,489 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:30,491 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:52:30,491 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:52:30,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,551 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,551 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,551 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:30,551 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,552 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,552 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,552 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:30,552 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:30,552 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,553 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,553 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:52:30,553 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,554 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,554 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:30,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,554 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:30,556 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:30,557 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:30,575 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,575 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,576 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,576 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:30,576 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,576 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,577 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:30,577 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:30,577 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,578 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,579 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,579 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,579 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:30,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,579 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,579 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:30,583 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:30,583 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:30,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,869 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,869 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:30,869 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,870 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,870 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:30,870 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:30,870 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,871 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:52:30,872 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,872 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,872 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:30,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,873 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:30,875 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:52:30,875 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:52:30,901 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,901 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,902 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,902 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:30,902 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:30,902 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,902 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,902 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:30,903 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:30,903 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:30,903 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:30,904 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:30,904 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:30,904 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:30,904 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:30,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:30,904 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:30,909 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:52:30,909 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:52:31,693 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,694 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:31,694 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:31,695 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:31,695 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:31,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:31,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:31,695 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:31,696 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:31,705 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:31,706 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,707 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:52:31,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:31,707 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:31,708 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:31,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:31,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:31,708 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:31,710 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:31,710 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:31,720 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:31,721 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:31,721 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:31,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:31,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:31,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:31,721 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:31,722 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:31,722 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:31,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,723 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:31,723 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:31,723 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:31,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:31,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:31,724 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:31,725 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:31,725 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:31,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:31,746 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:31,747 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:31,747 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:31,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:31,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:31,747 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:31,747 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:31,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:31,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,749 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:52:31,749 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:31,749 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:31,749 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:31,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:31,750 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:31,750 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:31,752 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:52:31,752 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:52:31,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,770 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:31,771 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:31,771 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:31,771 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:31,771 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:31,771 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:31,771 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:31,772 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:31,772 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:31,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,773 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:31,774 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:31,774 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:31,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:31,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:31,774 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:31,778 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:52:31,778 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:52:31,921 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,922 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:31,922 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:31,922 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:31,922 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:31,922 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:31,922 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:31,923 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:31,923 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:31,923 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:31,925 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:31,926 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 12:52:31,926 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 12:52:31,926 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 12:52:31,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:52:31,926 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 12:52:31,926 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:52:31,926 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:52:31,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:31,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:52:31,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:31,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:52:31,932 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 12:52:31,932 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:52:31,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:52:31,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:31,935 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:52:31,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:31,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:52:31,939 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 12:52:31,939 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:52:31,940 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:52:31,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:31,940 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:52:31,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:52:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:52:31,967 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:52:31,967 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:52:31,967 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:52:31,967 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:52:31,967 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:52:31,967 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:31,968 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:52:31,968 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:52:31,968 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:52:31,968 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:52:31,968 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:52:31,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:31,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:31,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:32,020 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:52:32,020 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:32,035 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:52:32,035 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:32,063 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:52:32,063 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:52:44,104 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:52:44,108 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:52:44,108 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:52:44,109 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:52:44,109 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:52:44,109 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:52:44,109 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:44,109 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:52:44,109 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:52:44,109 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:52:44,109 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:52:44,109 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:52:44,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:44,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:44,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:44,170 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:52:44,170 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:52:44,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,171 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,171 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,171 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:44,171 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:44,171 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,174 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,174 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,174 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,174 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,174 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:44,175 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:44,175 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,175 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,176 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:44,176 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:44,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,177 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:52:44,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,177 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,178 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:44,178 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:44,178 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,180 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,180 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,181 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,181 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,181 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:44,181 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:44,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,182 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:44,183 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:44,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,183 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:52:44,183 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,184 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,184 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:44,184 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:44,185 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,187 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,187 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,187 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,187 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,187 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,187 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,188 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:44,188 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:44,188 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,188 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,188 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,189 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,189 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,189 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,189 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,189 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:44,189 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:44,189 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,190 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,190 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:52:44,190 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,191 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,191 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,191 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,191 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,191 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:44,191 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:44,192 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,194 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,195 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,195 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,195 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,195 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,195 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:44,195 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:44,195 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,196 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:44,196 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,196 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,197 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:44,197 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:44,197 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,197 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,198 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:52:44,198 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,198 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,198 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:44,198 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,199 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:44,199 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:44,199 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,204 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,204 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:44,204 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,205 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:44,205 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:44,205 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,206 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,206 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:44,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,207 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:44,207 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:44,207 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,208 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:52:44,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,209 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,209 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:44,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,209 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:44,210 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:44,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,219 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,220 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,220 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,220 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:44,220 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,221 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,221 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,221 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:44,221 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:44,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,222 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,223 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,223 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:44,223 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,223 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:44,224 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:44,225 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,226 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:52:44,227 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,227 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,227 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:44,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,227 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:44,229 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:44,229 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,244 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,245 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,245 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,245 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:44,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,246 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:44,246 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:44,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,248 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,248 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:44,248 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,248 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:44,251 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:44,251 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,252 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,252 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:52:44,252 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,253 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,253 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:44,253 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,253 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:44,254 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:44,254 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,257 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,257 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,258 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,258 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:44,258 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,258 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,258 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,258 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:44,259 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:44,259 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,260 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,260 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,260 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:44,260 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,261 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,261 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:44,261 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:44,261 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,263 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,264 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:52:44,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,264 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,264 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:44,264 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,264 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,265 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,265 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:44,265 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:44,266 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,273 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,273 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:44,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,273 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:44,274 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:44,274 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,276 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,276 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:44,277 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:44,277 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:44,277 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:44,277 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:44,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:44,277 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:44,278 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:44,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:44,284 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:44,312 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:52:44,312 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:52:44,312 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:52:44,312 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:52:44,313 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:52:44,313 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:44,313 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:52:44,313 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:52:44,313 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:52:44,313 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:52:44,313 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:52:44,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:44,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:44,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:44,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:44,390 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:52:44,390 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:44,402 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:52:44,402 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:44,435 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:52:44,435 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:52:44,449 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:52:44,449 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=3}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [2, 2, 2] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:44,475 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:52:44,476 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8c18459-4dc3-4d39-ae57-3ba84d2f091a/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:44,511 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:52:44,511 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:52:56,551 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:52:56,556 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:52:56,556 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:52:56,556 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:52:56,556 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:52:56,556 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:52:56,556 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:52:56,556 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:52:56,556 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:52:56,556 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:52:56,556 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:52:56,556 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:52:56,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:56,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:56,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:56,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:52:56,624 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:52:56,624 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:52:56,625 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,625 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,627 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,628 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:56,628 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:56,629 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:52:56,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,632 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,632 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,632 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,633 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:56,633 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:56,634 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:52:56,639 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,639 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,640 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,640 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:56,640 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:56,641 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,641 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,642 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,642 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,642 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:52:56,642 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:52:56,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,643 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:52:56,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,643 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,644 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:56,645 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:52:56,645 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:52:56,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,653 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,654 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:56,655 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:52:56,655 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:52:56,659 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,660 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,660 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,660 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:56,660 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:56,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,661 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,661 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,662 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,662 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,662 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:56,662 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:56,662 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,663 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,663 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:52:56,663 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,663 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,663 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:56,664 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:56,664 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:56,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,685 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,685 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:56,687 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:56,687 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:56,692 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,692 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,693 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,693 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,693 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,693 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,693 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:56,693 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:56,694 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,694 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,694 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,695 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,695 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,695 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:56,695 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:56,695 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,696 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,696 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:52:56,696 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,696 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,697 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,697 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,697 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:56,698 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:52:56,699 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:52:56,720 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,720 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,721 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:56,725 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:52:56,725 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:52:56,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,732 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,733 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,733 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,733 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:56,733 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:56,734 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,734 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,735 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:52:56,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,735 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,735 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:56,735 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:56,735 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,736 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,736 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:52:56,736 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,737 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:56,737 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:56,737 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,737 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,737 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:56,739 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:52:56,739 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:52:56,805 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,805 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,806 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:56,806 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:56,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,806 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,806 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:56,807 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:52:56,808 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:52:56,819 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,819 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,820 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:56,820 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:56,820 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,820 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,820 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,820 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:56,820 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:56,821 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,821 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,821 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,822 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:56,822 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:56,822 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,822 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,822 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,822 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:52:56,822 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:52:56,822 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,823 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,823 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:52:56,823 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,823 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:56,824 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:56,824 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,824 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,824 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:56,826 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:56,826 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:56,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,937 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,937 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:56,937 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:56,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,938 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,938 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:56,939 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:56,939 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:56,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,955 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,956 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:56,956 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:56,956 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,956 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,956 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,956 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:56,957 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:56,957 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,958 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,958 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,958 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:56,958 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:52:56,958 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:56,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,959 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:56,959 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:56,959 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:56,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:56,960 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:52:56,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:56,961 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:56,961 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:56,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:56,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:56,961 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:56,965 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:52:56,965 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:52:57,571 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,572 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,572 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,572 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:57,572 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,572 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,573 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:57,575 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:52:57,575 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:52:57,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,597 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,598 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,598 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:57,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:57,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,598 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,598 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:57,599 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:57,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:57,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,600 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,600 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,600 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:57,600 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:57,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,601 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:52:57,601 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:52:57,602 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:57,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,602 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:52:57,602 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,603 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,603 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:57,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,603 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:57,604 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:57,605 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:57,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,623 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,623 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,623 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:57,623 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,624 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,624 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:57,625 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:52:57,625 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:52:57,636 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,636 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,636 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,636 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:57,636 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:57,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,637 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,637 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:57,637 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:57,637 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:57,638 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,639 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,639 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,639 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:52:57,639 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:57,639 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,639 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,639 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:52:57,640 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:52:57,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:57,640 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,641 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:52:57,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,641 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,641 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:57,641 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,642 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:57,644 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:52:57,644 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:52:57,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,869 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,869 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:57,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,869 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:57,872 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:52:57,872 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:52:57,919 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,920 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,920 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,920 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:57,920 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:57,921 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,921 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,921 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:57,922 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:57,922 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:57,924 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:52:57,924 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:52:57,925 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:52:57,925 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:52:57,925 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:52:57,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:52:57,925 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:52:57,926 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:52:57,926 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:52:57,927 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:52:57,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:52:57 BoogieIcfgContainer [2018-11-28 12:52:57,932 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:52:57,933 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:52:57,933 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:52:57,933 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:52:57,933 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:52:15" (3/4) ... [2018-11-28 12:52:57,936 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:52:57,936 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:52:57,937 INFO L168 Benchmark]: Toolchain (without parser) took 42561.62 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 392.2 MB). Free memory was 954.4 MB in the beginning and 869.1 MB in the end (delta: 85.3 MB). Peak memory consumption was 477.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:52:57,938 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:52:57,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 140.48 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:52:57,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.56 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:52:57,939 INFO L168 Benchmark]: Boogie Preprocessor took 10.82 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:52:57,939 INFO L168 Benchmark]: RCFGBuilder took 143.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:52:57,940 INFO L168 Benchmark]: BuchiAutomizer took 42243.02 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 251.7 MB). Free memory was 1.1 GB in the beginning and 869.1 MB in the end (delta: 260.4 MB). Peak memory consumption was 519.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:52:57,940 INFO L168 Benchmark]: Witness Printer took 3.38 ms. Allocated memory is still 1.4 GB. Free memory is still 869.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:52:57,942 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 140.48 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.56 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.82 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 143.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 42243.02 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 251.7 MB). Free memory was 1.1 GB in the beginning and 869.1 MB in the end (delta: 260.4 MB). Peak memory consumption was 519.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.38 ms. Allocated memory is still 1.4 GB. Free memory is still 869.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 42.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 42.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div401 bol100 ite100 ukn100 eq146 hnf49 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 227ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...