./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/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 2797de73b923a7fbf0f091cb97be1331c2699e2c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 13:07:19,378 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:07:19,379 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:07:19,387 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:07:19,387 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:07:19,388 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:07:19,388 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:07:19,389 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:07:19,390 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:07:19,390 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:07:19,391 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:07:19,391 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:07:19,391 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:07:19,392 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:07:19,392 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:07:19,393 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:07:19,393 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:07:19,394 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:07:19,395 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:07:19,396 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:07:19,397 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:07:19,398 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:07:19,399 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:07:19,400 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:07:19,400 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:07:19,400 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:07:19,401 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:07:19,401 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:07:19,401 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:07:19,402 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:07:19,402 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:07:19,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:07:19,402 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:07:19,403 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:07:19,403 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:07:19,403 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:07:19,403 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-09 13:07:19,411 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:07:19,411 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:07:19,412 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 13:07:19,412 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 13:07:19,412 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 13:07:19,412 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-09 13:07:19,412 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-09 13:07:19,412 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-09 13:07:19,413 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-09 13:07:19,413 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-09 13:07:19,414 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-09 13:07:19,414 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 13:07:19,414 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:07:19,414 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-09 13:07:19,414 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 13:07:19,414 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-09 13:07:19,414 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:07:19,414 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 13:07:19,414 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-09 13:07:19,414 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:07:19,414 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 13:07:19,415 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-09 13:07:19,415 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-09 13:07:19,415 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_ec65d57c-bc92-44e2-ab41-41262c753c53/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 -> 2797de73b923a7fbf0f091cb97be1331c2699e2c [2018-12-09 13:07:19,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:07:19,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:07:19,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:07:19,441 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:07:19,441 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:07:19,441 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-12-09 13:07:19,474 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/data/a82c87477/0414e5811cea4815a02dca6112f00bac/FLAG673a33456 [2018-12-09 13:07:19,789 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:07:19,790 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-12-09 13:07:19,793 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/data/a82c87477/0414e5811cea4815a02dca6112f00bac/FLAG673a33456 [2018-12-09 13:07:20,208 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/data/a82c87477/0414e5811cea4815a02dca6112f00bac [2018-12-09 13:07:20,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:07:20,212 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:07:20,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:07:20,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:07:20,215 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:07:20,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42aa496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20, skipping insertion in model container [2018-12-09 13:07:20,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:07:20,233 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:07:20,314 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:07:20,316 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:07:20,324 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:07:20,332 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:07:20,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20 WrapperNode [2018-12-09 13:07:20,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:07:20,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:07:20,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:07:20,333 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:07:20,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:07:20,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:07:20,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:07:20,350 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:07:20,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... [2018-12-09 13:07:20,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:07:20,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:07:20,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:07:20,360 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:07:20,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:07:20,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:07:20,491 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:07:20,492 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 13:07:20,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:07:20 BoogieIcfgContainer [2018-12-09 13:07:20,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:07:20,492 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-09 13:07:20,492 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-09 13:07:20,494 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-09 13:07:20,495 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 13:07:20,495 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.12 01:07:20" (1/3) ... [2018-12-09 13:07:20,496 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@511cbbe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 01:07:20, skipping insertion in model container [2018-12-09 13:07:20,496 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 13:07:20,496 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:07:20" (2/3) ... [2018-12-09 13:07:20,496 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@511cbbe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 01:07:20, skipping insertion in model container [2018-12-09 13:07:20,496 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 13:07:20,496 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:07:20" (3/3) ... [2018-12-09 13:07:20,497 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_true-unreach-call2_true-termination.i [2018-12-09 13:07:20,528 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 13:07:20,529 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-09 13:07:20,529 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-09 13:07:20,529 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-09 13:07:20,529 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 13:07:20,529 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 13:07:20,529 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-09 13:07:20,529 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 13:07:20,529 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-09 13:07:20,537 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-09 13:07:20,548 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-09 13:07:20,548 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:07:20,548 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:07:20,552 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-09 13:07:20,552 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-09 13:07:20,552 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-09 13:07:20,552 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-09 13:07:20,553 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-09 13:07:20,553 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:07:20,553 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:07:20,553 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-09 13:07:20,553 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-09 13:07:20,557 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-12-09 13:07:20,558 INFO L796 eck$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 [2018-12-09 13:07:20,561 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:07:20,561 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-09 13:07:20,562 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:07:20,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:07:20,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:20,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:07:20,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:20,615 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:07:20,615 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-09 13:07:20,615 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:07:20,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:07:20,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:20,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:07:20,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:20,623 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:07:20,623 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-09 13:07:20,624 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:07:20,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:07:20,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:20,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:07:20,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:20,661 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:07:20,662 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:07:20,662 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:07:20,662 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:07:20,662 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 13:07:20,662 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:20,662 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:07:20,662 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:07:20,662 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-09 13:07:20,662 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:07:20,663 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:07:20,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:20,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:20,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:20,762 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:07:20,763 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:20,766 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:07:20,766 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:20,784 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:07:20,784 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:07:21,543 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-09 13:07:21,547 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:07:21,547 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:07:21,547 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:07:21,547 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:07:21,547 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 13:07:21,547 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:21,547 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:07:21,547 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:07:21,547 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-09 13:07:21,547 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:07:21,547 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:07:21,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:21,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:21,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:21,601 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:07:21,604 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 13:07:21,605 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,605 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,606 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,606 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,606 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:21,608 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:07:21,608 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,614 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,614 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,615 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,615 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,615 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,615 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:21,616 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:07:21,616 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,616 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,617 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,617 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,617 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,617 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:21,618 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:07:21,618 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,619 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,619 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 13:07:21,619 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,620 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,620 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,620 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,620 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,620 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:21,621 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:21,621 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,627 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,628 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,628 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,628 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:21,628 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:21,628 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,629 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,629 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,630 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,630 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,630 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,630 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,630 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:21,630 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:21,631 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,631 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 13:07:21,632 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 [2018-12-09 13:07:21,632 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,632 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,632 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,632 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:21,633 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:21,633 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,640 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,641 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,641 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,641 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,641 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:21,642 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:21,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,643 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,643 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,643 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,643 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:21,644 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:21,644 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,645 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,645 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 13:07:21,645 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,645 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,646 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,646 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,646 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,646 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:21,647 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:21,647 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,654 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,654 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,654 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,654 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,655 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:21,655 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:21,655 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,656 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,657 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:21,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,657 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:21,657 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:21,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,658 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 13:07:21,659 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,659 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,659 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:21,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,660 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:21,661 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:21,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,677 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,678 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,678 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:21,678 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,678 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,678 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:21,679 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:21,679 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,680 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,680 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,680 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,680 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:21,681 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,681 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,681 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,681 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:21,682 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:21,682 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,683 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,683 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 13:07:21,683 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,684 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,684 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:21,684 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,684 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,684 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,684 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:21,685 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:21,685 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,706 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,706 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,706 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:21,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,707 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,707 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,707 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:21,707 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:21,707 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,710 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,710 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:21,710 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,710 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:21,711 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:21,712 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,715 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 13:07:21,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,716 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:21,716 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,716 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:21,717 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:21,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,743 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,743 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:21,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,744 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:21,745 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:21,745 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,746 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 [2018-12-09 13:07:21,746 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,746 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:21,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,747 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:21,749 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:21,749 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,751 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,751 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 13:07:21,751 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,751 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,752 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:21,752 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,752 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,752 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,752 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:21,753 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:21,753 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,759 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,759 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,760 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,760 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:21,760 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,760 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:21,761 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:21,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,763 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,763 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,763 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:21,763 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,764 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,764 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,764 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:21,764 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:21,764 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,768 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 13:07:21,768 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,768 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,768 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:21,769 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,769 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:21,770 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:21,770 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,778 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,778 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,779 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,779 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:21,779 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,779 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,779 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:21,780 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:21,780 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,782 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,783 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:21,783 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:21,783 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:21,783 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:21,783 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:21,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:21,784 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:21,785 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:21,785 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:21,791 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:21,805 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:07:21,805 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:07:21,805 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:07:21,805 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:07:21,805 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 13:07:21,805 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:21,805 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:07:21,805 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:07:21,805 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-09 13:07:21,805 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:07:21,805 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:07:21,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:21,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:21,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:21,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:21,870 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:07:21,870 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:21,872 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:07:21,872 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:07:21,876 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:07:21,876 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_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:21,891 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:07:21,891 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:21,907 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:07:21,908 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:07:34,512 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-09 13:07:34,517 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:07:34,517 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:07:34,517 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:07:34,517 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:07:34,517 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 13:07:34,517 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:34,518 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:07:34,518 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:07:34,518 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-09 13:07:34,518 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:07:34,518 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:07:34,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:34,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:34,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:34,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:34,586 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:07:34,586 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 13:07:34,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,587 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,588 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:34,589 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:34,589 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:07:34,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,597 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,597 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,597 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,598 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:34,598 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:07:34,598 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,598 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,599 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,599 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,600 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,600 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:34,601 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:34,601 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:07:34,606 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,606 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,607 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,607 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,607 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,607 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,607 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:34,607 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:07:34,608 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,608 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,608 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 13:07:34,609 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,609 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,609 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,609 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,610 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:34,611 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:07:34,611 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:07:34,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,622 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:34,622 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:34,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,623 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 [2018-12-09 13:07:34,623 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,624 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,624 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,624 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:34,625 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:07:34,626 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:07:34,638 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,639 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 [2018-12-09 13:07:34,639 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,639 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,639 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,639 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,640 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:34,640 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:34,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,641 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,641 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 13:07:34,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,641 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,642 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:34,643 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:07:34,644 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:07:34,654 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,655 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,655 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,656 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,656 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:34,656 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:34,657 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,657 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,658 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,658 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:34,660 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:07:34,660 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:07:34,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,687 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,687 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,687 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,688 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:34,688 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:34,688 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,689 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,689 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 13:07:34,690 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,690 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,690 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,691 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:34,693 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:07:34,693 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:07:34,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,705 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,706 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,706 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,706 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,706 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:34,707 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:34,707 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,708 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,708 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,709 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:34,711 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:07:34,711 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:07:34,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,740 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,740 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:34,740 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,740 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,741 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,741 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:34,741 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:34,741 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,742 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 13:07:34,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,743 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:34,743 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:34,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,743 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:34,745 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:07:34,745 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:07:34,754 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,755 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,755 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:34,756 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:34,756 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,756 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,756 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,756 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:34,756 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:34,757 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,757 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,757 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,758 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:34,758 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:34,758 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,758 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,758 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:34,760 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:07:34,760 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:07:34,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,812 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,813 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:34,813 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:34,813 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,813 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:34,814 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:34,814 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,814 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,815 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 13:07:34,815 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,815 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:34,815 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:34,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,816 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,816 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:34,818 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:07:34,818 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:07:34,834 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,835 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,835 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:34,835 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:34,835 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:34,836 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,836 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,836 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:34,836 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:34,837 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:34,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:34,838 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:34,838 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:34,839 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:34,839 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:34,839 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:34,839 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:34,841 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:07:34,841 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:07:35,088 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,088 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,089 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,089 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:35,089 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:35,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,089 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:35,090 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:35,090 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:35,091 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,091 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 13:07:35,091 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 [2018-12-09 13:07:35,091 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,091 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:35,091 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,091 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,091 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:35,093 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:07:35,094 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:07:35,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,120 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,120 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,120 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:35,120 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:35,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,121 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:35,121 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:35,121 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:35,122 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,122 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,122 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,123 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:35,123 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,123 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,123 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:35,126 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:07:35,126 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:07:35,815 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,815 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,815 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,816 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:35,816 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:35,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,816 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,816 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:35,816 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:35,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:35,817 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,817 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 13:07:35,817 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,817 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,818 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:35,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,818 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:35,819 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:07:35,819 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:07:35,826 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,826 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,827 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,827 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:35,827 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:35,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,827 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,827 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:35,827 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:35,827 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:35,828 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,828 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,828 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,828 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:35,828 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,829 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:35,830 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:07:35,830 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:07:35,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,847 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,848 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:35,848 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:35,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,848 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:35,848 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:35,848 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:35,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,849 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 13:07:35,849 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,849 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,850 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:35,850 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,850 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,850 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:35,851 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:07:35,851 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:07:35,865 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:35,866 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,866 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:35,866 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:35,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,866 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:35,867 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:35,867 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:35,867 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:35,868 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 [2018-12-09 13:07:35,868 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:35,868 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:35,868 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:35,868 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:35,868 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:35,870 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:07:35,870 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:07:36,007 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:36,007 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:36,008 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:36,008 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:36,008 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:36,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:36,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:36,008 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:36,008 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:36,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:36,010 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:36,010 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-09 13:07:36,010 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-09 13:07:36,010 INFO L796 eck$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 [2018-12-09 13:07:36,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:07:36,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-09 13:07:36,011 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:07:36,011 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:07:36,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:36,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:07:36,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:36,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:07:36,016 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-09 13:07:36,016 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:07:36,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:07:36,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:36,016 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 13:07:36,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:36,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:07:36,019 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-09 13:07:36,019 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:07:36,020 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:07:36,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:36,020 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 13:07:36,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:07:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:07:36,044 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:07:36,044 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:07:36,044 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:07:36,044 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:07:36,044 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 13:07:36,044 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:36,044 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:07:36,044 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:07:36,044 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-09 13:07:36,044 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:07:36,044 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:07:36,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:36,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:36,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:36,090 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:07:36,090 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:36,092 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:07:36,092 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:36,121 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:07:36,121 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:07:48,157 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-09 13:07:48,162 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:07:48,162 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:07:48,163 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:07:48,163 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:07:48,163 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 13:07:48,163 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:48,163 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:07:48,163 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:07:48,163 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-09 13:07:48,163 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:07:48,163 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:07:48,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:48,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:48,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:48,206 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:07:48,206 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 13:07:48,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,207 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,207 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:48,207 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:07:48,207 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,210 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:48,210 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:07:48,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,211 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,212 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:07:48,212 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:07:48,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,213 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 13:07:48,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,213 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,214 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:48,214 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:48,214 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,217 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,217 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,217 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,217 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:48,217 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:48,218 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,219 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,219 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:48,219 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:48,219 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,220 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,220 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 13:07:48,220 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 [2018-12-09 13:07:48,220 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,221 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,221 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,221 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,221 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:48,221 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:48,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,223 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,224 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,224 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,224 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,224 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,225 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:48,225 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:48,225 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,226 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,226 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,226 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:48,227 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:48,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,227 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 13:07:48,227 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,228 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,228 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,228 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,228 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:48,229 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:48,229 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,232 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,232 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,232 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,232 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,233 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,233 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:48,233 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:48,233 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,234 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,234 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,234 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:07:48,234 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,234 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,234 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,235 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:48,235 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:48,235 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,235 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,236 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 13:07:48,236 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,236 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,236 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:48,236 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,237 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,237 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,237 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:48,237 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:48,237 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,242 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,243 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,243 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:48,243 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,243 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:48,243 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:48,244 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,244 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,245 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,245 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:48,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,245 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:07:48,246 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:07:48,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,247 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 13:07:48,247 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 [2018-12-09 13:07:48,247 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,247 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:48,247 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,248 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:48,249 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:48,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,259 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,259 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,260 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,260 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:48,260 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,260 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:48,261 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:48,261 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,261 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,262 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,262 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,262 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:07:48,262 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,263 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:48,264 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:48,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,266 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 13:07:48,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,266 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,267 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:48,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,267 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:48,268 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:48,268 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,287 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,288 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:48,288 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,288 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:48,289 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:48,289 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,290 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:48,290 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,291 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:07:48,293 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:07:48,293 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,295 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 13:07:48,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,295 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:48,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,296 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:48,296 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:48,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,300 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,300 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:48,300 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,301 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:48,301 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:48,301 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,302 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,303 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,303 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:07:48,303 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,303 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,303 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,303 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:07:48,304 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:07:48,304 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,306 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 13:07:48,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,307 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,307 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:48,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,307 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:48,308 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:48,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,313 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,313 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,314 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,314 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:48,314 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,314 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,314 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,314 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:48,314 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:48,314 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,315 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,316 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:07:48,316 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:07:48,316 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:07:48,316 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:07:48,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:07:48,316 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:07:48,316 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:07:48,317 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:07:48,317 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:07:48,320 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:07:48,342 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:07:48,342 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:07:48,343 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:07:48,343 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:07:48,343 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 13:07:48,343 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:48,343 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:07:48,343 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:07:48,343 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-09 13:07:48,343 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:07:48,343 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:07:48,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:48,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:48,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:48,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:07:48,396 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:07:48,396 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:48,398 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:07:48,398 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:48,425 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:07:48,425 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:07:48,435 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:07:48,435 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_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:48,465 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:07:48,466 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec65d57c-bc92-44e2-ab41-41262c753c53/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:07:48,485 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:07:48,485 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:08:00,524 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-09 13:08:00,530 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:08:00,530 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:08:00,530 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:08:00,531 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:08:00,531 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 13:08:00,531 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:08:00,531 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:08:00,531 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:08:00,531 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-09 13:08:00,531 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:08:00,531 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:08:00,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:08:00,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:08:00,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:08:00,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:08:00,613 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:08:00,613 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 13:08:00,613 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,614 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,614 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:08:00,615 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:08:00,615 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:08:00,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,619 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,619 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,619 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:08:00,620 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:08:00,620 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:08:00,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,625 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 [2018-12-09 13:08:00,626 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,626 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,626 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:08:00,626 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:08:00,626 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,627 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,627 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,627 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,627 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,627 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,627 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:08:00,627 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:08:00,627 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,628 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 13:08:00,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,628 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,629 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:08:00,629 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:08:00,629 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:08:00,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,634 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,635 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,635 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,635 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,635 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:08:00,636 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:08:00,636 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:08:00,639 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,640 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,640 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,640 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:08:00,640 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:08:00,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,641 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,641 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,642 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,642 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:08:00,642 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:08:00,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,643 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 13:08:00,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,643 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,643 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,643 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:00,644 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:08:00,644 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:08:00,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,659 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,659 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:00,660 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:08:00,660 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:08:00,664 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,665 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,665 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,665 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,665 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:00,666 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:08:00,666 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,666 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,666 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,666 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,667 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,667 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:00,667 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:08:00,667 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,667 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,667 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 13:08:00,668 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,668 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,668 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,668 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,668 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:08:00,669 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:08:00,669 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:08:00,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,686 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,687 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,687 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,687 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,687 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:08:00,688 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:08:00,688 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:08:00,692 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,693 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,693 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,693 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,693 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,693 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,693 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:08:00,694 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:08:00,694 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,694 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,694 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,694 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:08:00,694 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,695 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:08:00,695 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:08:00,695 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,695 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 13:08:00,696 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 [2018-12-09 13:08:00,696 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:00,696 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:08:00,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,696 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:08:00,697 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:08:00,697 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:08:00,737 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,738 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,738 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:00,738 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:08:00,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,738 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:08:00,739 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:08:00,739 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:08:00,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,752 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,753 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:00,753 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:08:00,753 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,753 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:08:00,753 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:08:00,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,754 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,754 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:00,755 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:08:00,755 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,755 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,755 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:08:00,755 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:08:00,756 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,756 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,756 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 13:08:00,756 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,756 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:00,757 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:08:00,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,757 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:00,758 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:08:00,758 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:08:00,912 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,913 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:00,913 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:08:00,913 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,913 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,914 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:00,915 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:08:00,915 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:08:00,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,930 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:00,930 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:08:00,930 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,931 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:00,931 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:08:00,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,932 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,932 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,933 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:00,933 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:08:00,933 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:00,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,933 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:00,934 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:08:00,934 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:00,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:00,935 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 13:08:00,935 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:00,935 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:00,935 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:08:00,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:00,935 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:00,935 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:08:00,939 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:08:00,939 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:08:01,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,397 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,398 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,398 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:08:01,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,398 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,398 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:08:01,400 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:08:01,400 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:08:01,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,418 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,419 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:08:01,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:01,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,419 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:08:01,420 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:08:01,420 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:01,420 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,421 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 [2018-12-09 13:08:01,421 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,421 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:08:01,421 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:01,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,421 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,421 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:08:01,422 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:08:01,422 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:01,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,423 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 13:08:01,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,423 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,423 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:08:01,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,423 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:01,425 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:08:01,425 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:08:01,440 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,440 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,440 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:08:01,441 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,441 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:01,442 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:08:01,442 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:08:01,451 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,451 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,451 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,451 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:08:01,451 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:01,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,452 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:01,452 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:08:01,452 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:01,453 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,453 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,454 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,454 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:08:01,454 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:01,454 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,454 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,454 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:08:01,454 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:08:01,454 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:01,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,455 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 13:08:01,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,456 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,456 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:08:01,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,456 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,456 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:08:01,458 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:08:01,458 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:08:01,621 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,622 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,622 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:08:01,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,622 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:08:01,624 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:08:01,624 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:08:01,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,655 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,656 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,656 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:08:01,656 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:01,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,656 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:08:01,656 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:08:01,657 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:01,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:08:01,659 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:08:01,659 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:08:01,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:08:01,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:08:01,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:08:01,659 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:08:01,660 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:08:01,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:08:01,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:08:01,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.12 01:08:01 BoogieIcfgContainer [2018-12-09 13:08:01,666 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-09 13:08:01,667 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:08:01,667 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:08:01,667 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:08:01,667 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:07:20" (3/4) ... [2018-12-09 13:08:01,670 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 13:08:01,670 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:08:01,671 INFO L168 Benchmark]: Toolchain (without parser) took 41459.58 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 490.2 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -187.1 MB). Peak memory consumption was 303.1 MB. Max. memory is 11.5 GB. [2018-12-09 13:08:01,672 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-09 13:08:01,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 120.12 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 13:08:01,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.77 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:08:01,673 INFO L168 Benchmark]: Boogie Preprocessor took 9.93 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:08:01,673 INFO L168 Benchmark]: RCFGBuilder took 132.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -148.7 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-09 13:08:01,674 INFO L168 Benchmark]: BuchiAutomizer took 41173.99 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 388.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -51.8 MB). Peak memory consumption was 463.1 MB. Max. memory is 11.5 GB. [2018-12-09 13:08:01,674 INFO L168 Benchmark]: Witness Printer took 3.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:08:01,676 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 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 120.12 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.77 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.93 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 132.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -148.7 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 41173.99 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 388.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -51.8 MB). Peak memory consumption was 463.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 41.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 41.1s. 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: 165ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.1s - 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...