./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_d6e5f315-ae59-4046-92e9-249a7e384082/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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_d6e5f315-ae59-4046-92e9-249a7e384082/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:13,579 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 10:07:13,580 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 10:07:13,588 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 10:07:13,588 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 10:07:13,589 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 10:07:13,589 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 10:07:13,590 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 10:07:13,591 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 10:07:13,591 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 10:07:13,591 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 10:07:13,591 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 10:07:13,592 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 10:07:13,592 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 10:07:13,593 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 10:07:13,593 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 10:07:13,594 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 10:07:13,594 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 10:07:13,596 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 10:07:13,596 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 10:07:13,597 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 10:07:13,597 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 10:07:13,598 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 10:07:13,598 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 10:07:13,599 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 10:07:13,599 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 10:07:13,599 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 10:07:13,600 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 10:07:13,600 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 10:07:13,601 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 10:07:13,601 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 10:07:13,602 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 10:07:13,602 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 10:07:13,602 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 10:07:13,603 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 10:07:13,603 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 10:07:13,603 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-01 10:07:13,613 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 10:07:13,614 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 10:07:13,614 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 10:07:13,615 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 10:07:13,615 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 10:07:13,615 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-01 10:07:13,615 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-01 10:07:13,615 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-01 10:07:13,615 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-01 10:07:13,616 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-01 10:07:13,616 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-01 10:07:13,616 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 10:07:13,616 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 10:07:13,616 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-01 10:07:13,616 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 10:07:13,617 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 10:07:13,617 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 10:07:13,617 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-01 10:07:13,617 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-01 10:07:13,617 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-01 10:07:13,617 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 10:07:13,618 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 10:07:13,618 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-01 10:07:13,618 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 10:07:13,618 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-01 10:07:13,618 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 10:07:13,618 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 10:07:13,618 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-01 10:07:13,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 10:07:13,619 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 10:07:13,619 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-01 10:07:13,620 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-01 10:07:13,620 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_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:13,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 10:07:13,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 10:07:13,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 10:07:13,656 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 10:07:13,656 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 10:07:13,657 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-12-01 10:07:13,692 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/bin-2019/uautomizer/data/60f78fc8b/421e37eeb5274da79cd95562ce10f70c/FLAGc52693c4f [2018-12-01 10:07:14,081 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 10:07:14,081 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/sv-benchmarks/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-12-01 10:07:14,085 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/bin-2019/uautomizer/data/60f78fc8b/421e37eeb5274da79cd95562ce10f70c/FLAGc52693c4f [2018-12-01 10:07:14,094 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/bin-2019/uautomizer/data/60f78fc8b/421e37eeb5274da79cd95562ce10f70c [2018-12-01 10:07:14,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 10:07:14,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 10:07:14,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 10:07:14,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 10:07:14,100 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 10:07:14,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a63650d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14, skipping insertion in model container [2018-12-01 10:07:14,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 10:07:14,115 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 10:07:14,209 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 10:07:14,212 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 10:07:14,221 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 10:07:14,230 INFO L195 MainTranslator]: Completed translation [2018-12-01 10:07:14,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14 WrapperNode [2018-12-01 10:07:14,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 10:07:14,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 10:07:14,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 10:07:14,231 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 10:07:14,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 10:07:14,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 10:07:14,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 10:07:14,250 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 10:07:14,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... [2018-12-01 10:07:14,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 10:07:14,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 10:07:14,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 10:07:14,292 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 10:07:14,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 10:07:14,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 10:07:14,393 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 10:07:14,394 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-01 10:07:14,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:07:14 BoogieIcfgContainer [2018-12-01 10:07:14,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 10:07:14,394 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-01 10:07:14,394 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-01 10:07:14,396 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-01 10:07:14,397 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 10:07:14,397 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.12 10:07:14" (1/3) ... [2018-12-01 10:07:14,397 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@54939e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 10:07:14, skipping insertion in model container [2018-12-01 10:07:14,397 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 10:07:14,398 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:14" (2/3) ... [2018-12-01 10:07:14,398 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@54939e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 10:07:14, skipping insertion in model container [2018-12-01 10:07:14,398 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 10:07:14,398 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:07:14" (3/3) ... [2018-12-01 10:07:14,399 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_true-unreach-call2_true-termination.i [2018-12-01 10:07:14,429 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 10:07:14,429 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-01 10:07:14,429 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-01 10:07:14,429 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-01 10:07:14,430 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 10:07:14,430 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 10:07:14,430 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-01 10:07:14,430 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 10:07:14,430 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-01 10:07:14,437 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-01 10:07:14,449 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-01 10:07:14,449 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-01 10:07:14,449 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-01 10:07:14,452 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-01 10:07:14,452 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-01 10:07:14,453 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-01 10:07:14,453 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-01 10:07:14,453 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-01 10:07:14,453 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-01 10:07:14,453 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-01 10:07:14,453 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-01 10:07:14,453 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-01 10:07:14,458 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-12-01 10:07:14,458 INFO L796 eck$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 [2018-12-01 10:07:14,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 10:07:14,461 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-01 10:07:14,462 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 10:07:14,463 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 10:07:14,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:14,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 10:07:14,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:14,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 10:07:14,514 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-01 10:07:14,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 10:07:14,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 10:07:14,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:14,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 10:07:14,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:14,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 10:07:14,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-01 10:07:14,523 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 10:07:14,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 10:07:14,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:14,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 10:07:14,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:14,555 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 10:07:14,556 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 10:07:14,556 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 10:07:14,556 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 10:07:14,556 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 10:07:14,556 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 10:07:14,556 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 10:07:14,556 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 10:07:14,556 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-01 10:07:14,556 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 10:07:14,556 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 10:07:14,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:14,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:14,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:14,639 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 10:07:14,640 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:14,643 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 10:07:14,643 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:14,664 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 10:07:14,664 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 10:07:15,413 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-01 10:07:15,417 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 10:07:15,417 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 10:07:15,417 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 10:07:15,417 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 10:07:15,417 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 10:07:15,417 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 10:07:15,418 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 10:07:15,418 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 10:07:15,418 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-01 10:07:15,418 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 10:07:15,418 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 10:07:15,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:15,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:15,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:15,473 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 10:07:15,476 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 10:07:15,477 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,478 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,478 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,478 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:15,480 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:15,480 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,487 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,487 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,488 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:15,488 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:15,488 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,489 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,489 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,490 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,490 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,490 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:15,491 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:15,491 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,492 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,492 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 10:07:15,492 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,493 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,493 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,493 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:15,494 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:15,494 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,500 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,501 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,501 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,501 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,502 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:15,502 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:15,502 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,503 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,503 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,504 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,504 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,504 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,504 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,504 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:15,505 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:15,505 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,506 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 10:07:15,506 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,507 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,507 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,507 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,507 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,507 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:15,508 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:15,508 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,518 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,518 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,518 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,519 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,519 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,519 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:15,519 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:15,520 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,521 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,521 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,521 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,522 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,522 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:15,523 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:15,523 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,524 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 10:07:15,524 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,524 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,524 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,525 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,525 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:15,526 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:15,526 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,534 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,534 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,534 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,535 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,535 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,535 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,535 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:15,536 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:15,536 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,537 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,537 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:15,537 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,537 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,538 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,538 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:15,539 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:15,539 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,540 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 10:07:15,540 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,541 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,541 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:15,541 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,541 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,541 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,541 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:15,542 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:15,543 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,557 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,557 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,558 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,558 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:15,558 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,559 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,559 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,559 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:15,559 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:15,560 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,560 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,561 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,561 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,561 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:15,561 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,562 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:15,563 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:15,563 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,564 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 10:07:15,564 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,565 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,565 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:15,565 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,565 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,565 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,565 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:15,567 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:15,567 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,586 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 [2018-12-01 10:07:15,587 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,587 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:15,587 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,588 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:15,588 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:15,589 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,591 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,591 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,591 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:15,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,592 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,592 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,592 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:15,594 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:15,594 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,597 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 10:07:15,597 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,598 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,598 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:15,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,599 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:15,601 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:15,601 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,624 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,624 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,625 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,625 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:15,625 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,625 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:15,626 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:15,627 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,628 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 [2018-12-01 10:07:15,628 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,628 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:15,628 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,629 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:15,631 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:15,631 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,632 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,633 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 10:07:15,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,633 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,634 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:15,634 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,634 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:15,635 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:15,635 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,640 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,640 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 [2018-12-01 10:07:15,641 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,641 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:15,641 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,641 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,641 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:15,642 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:15,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,644 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,644 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:15,644 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,645 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:15,645 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:15,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,648 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 10:07:15,649 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,649 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,649 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:15,650 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,650 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:15,651 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:15,651 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,659 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,659 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 [2018-12-01 10:07:15,660 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,660 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:15,660 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,660 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:15,661 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:15,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,663 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,664 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:15,664 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:15,664 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:15,664 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:15,664 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:15,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:15,665 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:15,666 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:15,666 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:15,671 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:15,684 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 10:07:15,684 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 10:07:15,684 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 10:07:15,684 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 10:07:15,684 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 10:07:15,684 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 10:07:15,684 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 10:07:15,685 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 10:07:15,685 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-01 10:07:15,685 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 10:07:15,685 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 10:07:15,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:15,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:15,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:15,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:15,750 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 10:07:15,750 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:15,752 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 10:07:15,752 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 10:07:15,757 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 10:07:15,757 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_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:15,774 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 10:07:15,774 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:15,801 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 10:07:15,801 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 10:07:28,341 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-01 10:07:28,346 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 10:07:28,346 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 10:07:28,346 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 10:07:28,346 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 10:07:28,346 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 10:07:28,346 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 10:07:28,347 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 10:07:28,347 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 10:07:28,347 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-01 10:07:28,347 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 10:07:28,347 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 10:07:28,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:28,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:28,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:28,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:28,415 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 10:07:28,415 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 10:07:28,415 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,416 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,416 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:28,417 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:28,417 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 10:07:28,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,422 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,422 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,423 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:28,423 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:28,423 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,423 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 [2018-12-01 10:07:28,424 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,424 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:28,425 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:28,425 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 10:07:28,428 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,429 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,429 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,429 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,429 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:28,429 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:28,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,430 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,430 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 10:07:28,430 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,430 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,431 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:28,431 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 10:07:28,432 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 10:07:28,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,437 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,438 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,438 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:28,438 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:28,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,439 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:28,440 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 10:07:28,440 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 10:07:28,448 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,448 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,448 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,449 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,449 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:28,449 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:28,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,449 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 10:07:28,450 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,450 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,450 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:28,451 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:28,451 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:28,458 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,458 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,459 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,459 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,459 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,459 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:28,459 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:28,459 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,460 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,460 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,460 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,460 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:28,462 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:28,462 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:28,479 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,479 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,479 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,480 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,480 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:28,480 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:28,480 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,481 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,481 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 10:07:28,481 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,481 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,482 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,482 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:28,483 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 10:07:28,483 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 10:07:28,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,491 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,491 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:28,492 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:28,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,492 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,492 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,493 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,493 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:28,494 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 10:07:28,494 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 10:07:28,515 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,515 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,516 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:28,516 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,516 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:28,517 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:28,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,517 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 10:07:28,517 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,518 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,518 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:28,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,518 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,518 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:28,519 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 10:07:28,519 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 10:07:28,528 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,528 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,528 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,528 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:28,528 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,529 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,529 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,529 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:28,529 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:28,529 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,529 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,530 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,530 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,530 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:28,530 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,530 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,530 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:28,531 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 10:07:28,531 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 10:07:28,581 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,582 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,582 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,582 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:28,582 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,582 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,583 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,583 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:28,583 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:28,583 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,583 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,584 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 10:07:28,584 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,584 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,584 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:28,584 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,584 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,585 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:28,586 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:28,586 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:28,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,602 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,603 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,603 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:28,603 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,603 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:28,604 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:28,604 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,604 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,605 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 [2018-12-01 10:07:28,605 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,605 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:28,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,606 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:28,607 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:28,607 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:28,863 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,864 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,864 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,864 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:28,864 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,864 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,865 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,865 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:28,865 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:28,865 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,866 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,866 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 10:07:28,866 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 [2018-12-01 10:07:28,866 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,866 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:28,867 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,867 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:28,868 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 10:07:28,868 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 10:07:28,889 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,890 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,890 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,890 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:28,890 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:28,890 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,890 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,890 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:28,891 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:28,891 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:28,891 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:28,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:28,892 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:28,892 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:28,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:28,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:28,892 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:28,894 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 10:07:28,894 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 10:07:29,599 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,600 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:29,600 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:29,600 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:29,600 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:29,600 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:29,600 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:29,600 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:29,601 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:29,601 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:29,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,602 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 10:07:29,602 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:29,602 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:29,602 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:29,602 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:29,602 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:29,602 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:29,603 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:29,603 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:29,610 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,610 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:29,611 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:29,611 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:29,611 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:29,611 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:29,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:29,611 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:29,611 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:29,611 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:29,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,612 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:29,612 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:29,613 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:29,613 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:29,613 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:29,613 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:29,614 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:29,614 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:29,629 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,629 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 [2018-12-01 10:07:29,630 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:29,630 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:29,630 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:29,630 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:29,630 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:29,630 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:29,630 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:29,630 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:29,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,631 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 10:07:29,631 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:29,632 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:29,632 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:29,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:29,632 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:29,632 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:29,633 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 10:07:29,633 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 10:07:29,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,646 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:29,647 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:29,647 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:29,647 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:29,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:29,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:29,647 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:29,647 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:29,647 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:29,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:29,649 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:29,649 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:29,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:29,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:29,649 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:29,650 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 10:07:29,650 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 10:07:29,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,801 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:29,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:29,802 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:29,802 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:29,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:29,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:29,802 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:29,802 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:29,802 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:29,804 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:29,804 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-01 10:07:29,804 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-01 10:07:29,804 INFO L796 eck$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 [2018-12-01 10:07:29,805 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 10:07:29,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-01 10:07:29,805 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 10:07:29,805 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 10:07:29,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:29,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 10:07:29,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:29,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 10:07:29,810 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-01 10:07:29,810 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 10:07:29,810 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 10:07:29,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:29,810 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 10:07:29,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:29,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 10:07:29,813 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-01 10:07:29,814 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 10:07:29,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 10:07:29,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:29,814 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 10:07:29,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 10:07:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 10:07:29,840 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 10:07:29,840 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 10:07:29,840 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 10:07:29,840 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 10:07:29,840 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 10:07:29,840 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 10:07:29,840 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 10:07:29,841 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 10:07:29,841 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-01 10:07:29,841 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 10:07:29,841 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 10:07:29,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:29,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:29,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:29,881 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 10:07:29,881 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:29,884 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 10:07:29,884 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:29,902 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 10:07:29,902 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 10:07:41,941 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-01 10:07:41,945 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 10:07:41,946 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 10:07:41,946 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 10:07:41,946 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 10:07:41,946 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 10:07:41,946 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 10:07:41,946 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 10:07:41,946 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 10:07:41,946 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-01 10:07:41,946 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 10:07:41,946 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 10:07:41,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:41,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:41,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:42,011 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 10:07:42,011 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 10:07:42,012 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,012 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,012 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,012 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,013 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,013 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:42,013 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:42,013 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,015 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,016 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,016 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,016 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,017 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,017 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:42,017 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:42,017 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,018 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,018 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,018 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:42,018 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:42,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,019 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,019 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 10:07:42,019 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,020 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,020 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,020 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:42,020 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:42,020 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,022 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,023 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,023 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,023 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,023 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,023 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,023 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:42,023 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:42,024 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,024 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,024 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,024 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,025 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,025 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,025 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,025 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:42,025 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:42,025 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,026 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,026 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 10:07:42,026 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,026 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,026 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,027 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,027 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:42,027 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:42,027 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,029 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,029 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,030 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,030 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,030 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,030 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,030 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:42,031 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:42,031 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,031 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,031 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,032 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,032 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,032 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,032 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,032 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:42,032 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:42,032 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,033 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 10:07:42,033 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,034 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,034 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,034 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,034 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:42,034 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:42,035 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,037 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,037 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,038 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,038 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,038 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,038 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,038 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:42,038 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:42,038 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,039 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,039 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,039 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:42,040 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,040 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,040 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,040 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:42,040 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:42,040 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,041 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 10:07:42,041 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,041 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,041 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:42,042 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,042 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,042 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,042 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:42,042 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:42,042 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,046 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,047 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,047 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,047 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:42,047 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,047 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,047 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,048 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:42,048 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:42,048 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,048 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,049 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,049 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,049 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:42,049 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,049 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,050 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,050 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:42,050 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:42,050 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,051 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,051 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 10:07:42,051 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,052 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,052 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:42,052 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,052 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,052 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,052 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:42,053 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:42,053 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,062 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,063 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,063 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,063 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:42,063 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,064 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,064 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,064 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:42,064 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:42,064 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,065 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,065 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,066 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,066 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:42,066 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,066 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,066 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,066 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:42,067 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:42,067 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,069 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,069 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 10:07:42,070 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,070 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,070 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:42,070 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,070 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,070 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,070 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:42,072 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:42,072 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,087 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,088 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 [2018-12-01 10:07:42,088 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,088 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:42,088 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,089 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:42,090 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:42,090 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,090 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,091 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 [2018-12-01 10:07:42,091 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,091 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:42,091 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,091 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,091 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,091 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:42,094 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:42,094 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,095 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,095 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 10:07:42,096 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,096 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,096 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:42,096 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,096 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,096 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,096 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:42,097 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:42,097 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,100 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,101 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,101 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,101 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:42,101 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,101 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,101 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,101 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:42,102 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:42,102 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,103 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,103 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,103 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,103 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:42,104 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,104 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,104 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:42,104 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:42,104 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,106 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,106 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 10:07:42,107 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,107 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,107 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:42,107 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,107 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:42,108 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:42,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,115 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,115 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,115 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:42,115 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,116 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,116 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:42,116 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:42,116 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,118 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:42,119 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:42,119 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:42,119 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:42,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:42,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:42,119 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:42,120 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:42,120 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:42,125 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:42,139 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 10:07:42,139 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 10:07:42,139 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 10:07:42,139 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 10:07:42,139 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 10:07:42,140 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 10:07:42,140 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 10:07:42,140 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 10:07:42,140 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-01 10:07:42,140 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 10:07:42,140 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 10:07:42,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:42,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:42,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:42,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:42,210 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 10:07:42,210 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:42,212 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 10:07:42,212 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:42,236 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 10:07:42,236 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 10:07:42,246 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 10:07:42,246 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_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:42,261 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 10:07:42,261 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6e5f315-ae59-4046-92e9-249a7e384082/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 [2018-12-01 10:07:42,278 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 10:07:42,278 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 10:07:54,317 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-01 10:07:54,322 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 10:07:54,322 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 10:07:54,322 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 10:07:54,322 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 10:07:54,322 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 10:07:54,322 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 10:07:54,323 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 10:07:54,323 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 10:07:54,323 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-01 10:07:54,323 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 10:07:54,323 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 10:07:54,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:54,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:54,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:54,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 10:07:54,372 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 10:07:54,372 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 10:07:54,372 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,373 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:54,374 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:54,374 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 10:07:54,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,377 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,378 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,378 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:54,379 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:54,379 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 10:07:54,382 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,383 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,383 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,383 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,383 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,383 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,384 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:54,384 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:54,384 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,384 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,385 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,385 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 10:07:54,385 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 10:07:54,385 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,386 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,386 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 10:07:54,386 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,386 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,386 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,387 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:54,387 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 10:07:54,388 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 10:07:54,394 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,394 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,394 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,395 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,395 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:54,396 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 10:07:54,396 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 10:07:54,400 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,401 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,401 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,401 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,401 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,401 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,401 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:54,402 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:54,402 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,403 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,403 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,403 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:54,403 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:54,403 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,404 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,404 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 10:07:54,404 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,404 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,405 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:54,406 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:54,406 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:54,424 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,424 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,424 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,425 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,425 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:54,426 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:54,426 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:54,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,432 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,432 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,432 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:54,433 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:54,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,433 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,434 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,434 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:54,434 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:54,434 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,435 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,435 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 10:07:54,435 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,435 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,436 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:54,437 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 10:07:54,437 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 10:07:54,459 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,460 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,460 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,460 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:54,462 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 10:07:54,462 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 10:07:54,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,470 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,470 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,470 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,470 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:54,471 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:54,471 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,472 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,472 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 10:07:54,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,472 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:54,472 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:54,473 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,473 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 10:07:54,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,474 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:54,474 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:54,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,474 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:54,475 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 10:07:54,475 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 10:07:54,523 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,524 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,524 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:54,524 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:54,524 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,525 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,525 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:54,526 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 10:07:54,526 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 10:07:54,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,537 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,537 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:54,537 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:54,537 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,537 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,537 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,537 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:54,537 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:54,537 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,538 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,538 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,538 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:54,538 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:54,538 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,538 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,538 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,538 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 10:07:54,538 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 10:07:54,539 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,539 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,539 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 10:07:54,539 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,539 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:54,539 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:54,539 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,539 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,539 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:54,541 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:54,541 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:54,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,629 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 [2018-12-01 10:07:54,629 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:54,629 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:54,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,629 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:54,630 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:54,630 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:54,642 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,642 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,643 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:54,643 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:54,643 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,643 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,643 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,643 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:54,644 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:54,644 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,645 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:54,645 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 10:07:54,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:54,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,645 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:54,645 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:54,645 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:54,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:54,646 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 10:07:54,646 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:54,646 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:54,646 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:54,646 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:54,646 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:54,646 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:54,648 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 10:07:54,649 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 10:07:55,087 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,088 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 [2018-12-01 10:07:55,088 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,088 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:55,088 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,088 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,088 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:55,089 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 10:07:55,090 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 10:07:55,106 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,106 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,107 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,107 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:55,107 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:55,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,107 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:55,107 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:55,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:55,108 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,108 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,108 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,108 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:55,109 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:55,109 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,109 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 10:07:55,109 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 10:07:55,109 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:55,109 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,110 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 10:07:55,110 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,110 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,110 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:55,110 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,110 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,110 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:55,111 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:55,111 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:55,123 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,123 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,123 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,123 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:55,123 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,124 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,124 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:55,124 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 10:07:55,124 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 10:07:55,132 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,132 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,132 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,132 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:55,133 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:55,133 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,133 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:55,133 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:55,133 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:55,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,134 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,134 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,134 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 10:07:55,134 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:55,134 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,134 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,135 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 10:07:55,135 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 10:07:55,135 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:55,135 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,135 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 10:07:55,136 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,136 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,136 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:55,136 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,136 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,136 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:55,137 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 10:07:55,138 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 10:07:55,354 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,355 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,355 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,355 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:55,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,355 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:55,356 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 10:07:55,356 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 10:07:55,385 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,385 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,386 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,386 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:55,386 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:55,386 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,386 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,386 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:55,386 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:55,386 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:55,387 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,387 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 10:07:55,388 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 10:07:55,388 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 10:07:55,388 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 10:07:55,388 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 10:07:55,388 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 10:07:55,388 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 10:07:55,388 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 10:07:55,388 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 10:07:55,389 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 10:07:55,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.12 10:07:55 BoogieIcfgContainer [2018-12-01 10:07:55,393 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-01 10:07:55,393 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 10:07:55,393 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 10:07:55,393 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 10:07:55,393 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:07:14" (3/4) ... [2018-12-01 10:07:55,396 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 10:07:55,396 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 10:07:55,396 INFO L168 Benchmark]: Toolchain (without parser) took 41299.73 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 442.0 MB). Free memory was 957.1 MB in the beginning and 1.4 GB in the end (delta: -412.2 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2018-12-01 10:07:55,397 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 10:07:55,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 133.14 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 10:07:55,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.53 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 10:07:55,398 INFO L168 Benchmark]: Boogie Preprocessor took 41.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-01 10:07:55,398 INFO L168 Benchmark]: RCFGBuilder took 102.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-12-01 10:07:55,399 INFO L168 Benchmark]: BuchiAutomizer took 40998.38 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 316.7 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -264.2 MB). Peak memory consumption was 619.5 MB. Max. memory is 11.5 GB. [2018-12-01 10:07:55,399 INFO L168 Benchmark]: Witness Printer took 2.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 10:07:55,401 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 133.14 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.53 ms. Allocated memory is still 1.0 GB. Free memory is still 946.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 102.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 40998.38 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 316.7 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -264.2 MB). Peak memory consumption was 619.5 MB. Max. memory is 11.5 GB. * Witness Printer took 2.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 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 40.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 40.9s. 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: 218ms 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...