./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0ad4658b31654787cb281a441e891421d607e94 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:43:34,271 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:43:34,273 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:43:34,285 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:43:34,286 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:43:34,287 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:43:34,288 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:43:34,291 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:43:34,293 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:43:34,294 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:43:34,295 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:43:34,296 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:43:34,297 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:43:34,298 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:43:34,299 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:43:34,302 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:43:34,303 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:43:34,307 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:43:34,317 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:43:34,319 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:43:34,320 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:43:34,325 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:43:34,329 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:43:34,330 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:43:34,330 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:43:34,331 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:43:34,332 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:43:34,335 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:43:34,337 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:43:34,340 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:43:34,340 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:43:34,341 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:43:34,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:43:34,343 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:43:34,344 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:43:34,346 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:43:34,347 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 23:43:34,375 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:43:34,376 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:43:34,378 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:43:34,379 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:43:34,380 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:43:34,380 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:43:34,380 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:43:34,380 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:43:34,380 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:43:34,380 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:43:34,381 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:43:34,381 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:43:34,381 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 23:43:34,381 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:43:34,381 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:43:34,381 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 23:43:34,382 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:43:34,384 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:43:34,385 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:43:34,385 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:43:34,385 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 23:43:34,385 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:43:34,386 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:43:34,386 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:43:34,386 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:43:34,386 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:43:34,386 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:43:34,386 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:43:34,388 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:43:34,388 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:43:34,389 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:43:34,391 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:43:34,394 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ad4658b31654787cb281a441e891421d607e94 [2018-11-28 23:43:34,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:43:34,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:43:34,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:43:34,461 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:43:34,461 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:43:34,462 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2018-11-28 23:43:34,519 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1804d5ab/1f32ccbaa6f9419ebeeb2fa4ad50a858/FLAG4c0d89e9b [2018-11-28 23:43:34,947 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:43:34,947 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2018-11-28 23:43:34,953 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1804d5ab/1f32ccbaa6f9419ebeeb2fa4ad50a858/FLAG4c0d89e9b [2018-11-28 23:43:35,336 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1804d5ab/1f32ccbaa6f9419ebeeb2fa4ad50a858 [2018-11-28 23:43:35,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:43:35,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:43:35,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:43:35,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:43:35,349 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:43:35,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f31aaa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35, skipping insertion in model container [2018-11-28 23:43:35,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:43:35,381 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:43:35,637 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:43:35,642 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:43:35,665 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:43:35,685 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:43:35,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35 WrapperNode [2018-11-28 23:43:35,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:43:35,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:43:35,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:43:35,688 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:43:35,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:43:35,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:43:35,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:43:35,735 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:43:35,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... [2018-11-28 23:43:35,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:43:35,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:43:35,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:43:35,765 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:43:35,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:35,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:43:35,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:43:36,159 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:43:36,159 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 23:43:36,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:43:36 BoogieIcfgContainer [2018-11-28 23:43:36,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:43:36,161 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:43:36,161 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:43:36,168 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:43:36,169 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:43:36,169 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:43:35" (1/3) ... [2018-11-28 23:43:36,171 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7acefc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:43:36, skipping insertion in model container [2018-11-28 23:43:36,171 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:43:36,171 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:35" (2/3) ... [2018-11-28 23:43:36,171 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7acefc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:43:36, skipping insertion in model container [2018-11-28 23:43:36,171 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:43:36,174 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:43:36" (3/3) ... [2018-11-28 23:43:36,176 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_false-unreach-call2_true-termination.i [2018-11-28 23:43:36,247 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:43:36,248 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:43:36,249 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:43:36,249 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:43:36,249 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:43:36,249 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:43:36,250 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:43:36,250 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:43:36,250 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:43:36,267 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 23:43:36,292 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:43:36,293 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:43:36,293 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:43:36,302 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:43:36,302 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:43:36,303 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:43:36,303 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 23:43:36,304 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:43:36,304 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:43:36,305 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:43:36,305 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:43:36,305 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:43:36,312 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-11-28 23:43:36,313 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 23:43:36,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:43:36,320 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 23:43:36,322 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:43:36,323 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:43:36,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:36,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:43:36,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:36,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:43:36,439 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 23:43:36,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:43:36,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:43:36,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:36,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:43:36,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:36,474 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:43:36,474 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 23:43:36,475 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:43:36,476 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:43:36,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:36,479 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:43:36,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:36,694 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:36,696 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:36,696 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:36,696 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:36,696 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:43:36,696 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:36,696 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:36,697 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:36,697 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 23:43:36,697 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:36,697 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:36,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:36,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:36,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:37,026 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:37,027 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:37,039 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:37,040 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:37,083 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:43:37,084 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:38,212 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 23:43:38,216 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:38,217 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:38,217 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:38,217 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:38,217 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:43:38,217 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:38,217 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:38,217 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:38,218 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 23:43:38,218 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:38,218 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:38,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:38,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:38,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:38,539 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:43:38,610 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:38,615 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:43:38,617 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,619 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,619 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,620 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,620 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,620 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:38,623 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:38,624 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,637 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,638 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,638 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,639 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,639 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,639 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,639 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:38,640 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:38,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,642 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,643 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,644 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:38,645 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:38,645 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,647 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,648 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:43:38,648 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 [2018-11-28 23:43:38,649 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,650 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:38,652 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:38,652 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,666 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,667 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,668 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,668 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,668 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,668 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,668 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:38,669 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:38,670 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,671 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,672 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,673 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,673 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:38,675 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:38,675 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,677 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:43:38,678 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,679 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,679 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,679 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,679 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,679 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:38,682 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:38,682 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,700 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,701 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,701 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,702 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,702 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,702 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,702 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:38,703 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:38,704 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,706 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,707 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,707 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,707 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,707 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,708 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:38,709 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:38,709 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,712 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:43:38,712 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,713 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,714 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:38,718 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:38,719 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,761 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,765 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,767 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,767 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:38,770 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:38,773 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,777 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,778 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,778 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:38,779 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,779 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,779 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:38,781 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:38,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,783 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:43:38,784 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,785 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:38,785 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:38,785 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,786 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,786 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:38,788 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:38,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,827 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,828 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,829 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:38,829 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:38,829 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,830 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,830 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:38,831 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:38,831 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,834 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,835 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:38,835 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:38,835 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,835 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,835 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,836 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:38,839 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:38,839 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,846 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:43:38,846 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:38,852 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:38,852 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,852 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,854 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,854 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:38,860 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:38,860 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,957 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,963 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,964 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:38,965 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:38,965 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,965 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,965 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,965 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:38,967 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:38,967 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,971 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,971 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,972 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:38,972 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:38,972 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,973 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,973 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,973 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:38,979 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:38,980 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:38,989 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:38,990 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:43:38,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:38,991 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:38,992 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:38,992 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:38,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:38,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:38,992 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:39,006 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:39,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:39,090 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:39,091 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:39,094 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:39,095 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:39,095 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:39,095 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:39,095 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:39,095 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:39,098 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:39,098 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:39,101 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:39,101 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 [2018-11-28 23:43:39,103 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:39,103 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:39,104 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:39,104 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:39,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:39,104 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:39,112 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:39,112 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:39,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:39,117 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:43:39,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:39,118 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:39,119 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:39,119 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:39,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:39,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:39,120 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:39,122 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:39,122 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:39,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:39,134 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 [2018-11-28 23:43:39,135 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:39,135 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:39,135 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:39,136 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:39,136 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:39,136 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:39,137 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:39,137 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:39,140 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:39,140 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:39,141 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:39,141 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:39,141 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:39,141 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:39,142 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:39,142 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:39,143 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:39,143 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:39,149 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:39,149 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:43:39,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:39,150 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:39,150 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:39,151 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:39,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:39,151 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:39,151 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:39,153 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:39,153 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:39,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:39,173 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:39,173 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:39,174 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:39,174 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:39,174 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:39,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:39,174 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:39,176 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:39,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:39,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:39,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:39,182 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:39,182 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:39,183 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:39,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:39,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:39,183 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:39,186 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:39,186 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:39,210 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:39,287 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:39,287 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:39,287 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:39,288 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:39,288 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:43:39,288 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:39,288 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:39,289 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:39,289 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 23:43:39,289 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:39,289 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:39,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:39,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:39,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:39,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:39,492 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:43:39,633 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:39,633 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:39,638 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:39,638 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:39,646 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:43:39,646 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:39,674 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:39,674 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:39,698 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:43:39,699 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:59,540 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:43:59,546 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:59,546 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:59,547 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:59,547 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:59,547 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:43:59,547 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:59,547 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:59,547 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:59,547 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 23:43:59,548 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:59,548 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:59,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:59,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:59,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:59,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:00,045 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-28 23:44:00,098 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:00,098 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:44:00,099 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,100 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,100 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,100 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,100 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:00,102 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:00,102 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:44:00,112 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,112 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,113 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,113 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,113 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,113 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,113 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:00,114 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:00,114 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,118 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,119 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:00,120 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:00,121 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:44:00,131 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,137 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,137 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,137 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,137 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,138 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:00,138 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:00,138 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,139 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:44:00,139 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,140 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,140 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,140 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,140 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:00,150 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:00,150 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:00,166 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,167 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,168 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,168 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,168 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:00,169 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:00,169 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,171 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,172 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,172 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:00,174 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:00,174 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:00,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,197 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,197 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,197 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:00,205 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:00,205 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,206 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:44:00,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,208 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,208 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:00,211 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:00,212 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:00,233 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,233 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,234 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,234 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,234 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,235 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,235 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:00,235 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:00,235 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,236 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,236 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,238 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,239 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:00,241 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:00,241 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:00,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,296 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,297 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,298 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,298 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:00,298 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:00,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,300 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:44:00,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,301 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,301 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:00,304 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:00,304 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:00,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,329 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,329 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,329 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:00,339 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:00,339 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,340 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,342 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,342 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:00,350 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:00,352 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:00,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,428 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 [2018-11-28 23:44:00,430 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:00,431 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,432 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:00,432 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:00,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,434 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:44:00,434 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,435 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:00,435 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:00,435 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,435 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,435 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:00,437 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:00,437 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:00,460 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,460 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 [2018-11-28 23:44:00,461 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:00,461 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:00,461 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,462 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,462 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,462 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:00,462 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:00,463 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,463 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,464 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,464 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:00,464 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:00,465 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,466 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,466 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:00,468 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:00,468 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:00,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,648 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 [2018-11-28 23:44:00,649 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:00,649 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:00,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,650 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:00,650 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:00,651 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,652 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:44:00,652 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,653 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:00,654 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:00,654 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,654 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,654 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:00,657 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:00,658 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:00,708 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,712 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,713 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:00,713 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:00,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:00,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,713 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:00,714 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:00,714 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:00,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:00,717 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:00,717 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:00,718 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:00,718 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:00,718 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:00,718 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:00,723 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:00,723 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:01,446 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:01,448 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 [2018-11-28 23:44:01,451 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:01,451 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:01,451 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:01,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:01,453 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:01,453 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:01,454 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:01,455 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:01,459 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:01,460 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:44:01,460 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 [2018-11-28 23:44:01,461 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:01,461 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:01,461 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:01,461 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:01,461 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:01,468 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:01,469 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:01,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:01,540 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 [2018-11-28 23:44:01,541 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:01,541 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:01,541 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:01,542 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:01,544 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:01,544 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:01,546 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:01,547 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:01,548 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:01,548 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:01,551 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:01,552 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:01,553 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:01,553 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:01,553 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:01,559 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:01,559 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:03,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,271 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:03,272 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:03,272 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:03,272 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:03,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:03,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:03,273 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:03,274 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:03,274 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:03,283 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,284 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:44:03,285 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:03,285 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:03,286 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:03,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:03,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:03,286 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:03,292 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:03,292 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:03,314 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,315 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:03,317 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:03,317 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:03,317 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:03,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:03,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:03,318 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:03,318 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:03,321 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:03,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,323 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:03,324 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:03,324 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:03,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:03,327 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:03,327 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:03,332 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:03,332 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:03,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,385 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 [2018-11-28 23:44:03,386 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:03,386 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:03,386 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:03,386 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:03,386 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:03,386 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:03,390 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:03,390 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:03,393 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,393 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:44:03,393 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:03,394 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:03,394 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:03,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:03,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:03,394 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:03,403 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:44:03,403 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:44:03,443 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,444 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:03,447 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:03,447 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:03,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:03,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:03,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:03,448 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:03,451 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:03,452 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:03,454 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:03,456 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:03,456 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:03,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:03,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:03,459 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:03,464 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:44:03,465 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:44:03,822 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,822 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:03,825 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:03,826 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:03,827 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:03,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:03,827 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:03,827 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:03,828 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:03,828 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:03,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:03,834 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 23:44:03,835 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 23:44:03,835 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 23:44:03,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:03,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 23:44:03,838 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:03,838 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:03,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:03,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:44:03,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:03,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:03,862 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 23:44:03,862 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:03,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:03,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:03,863 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:44:03,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:03,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:03,880 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 23:44:03,880 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:03,880 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:03,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:03,881 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:44:03,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:04,099 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:04,099 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:04,099 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:04,099 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:04,099 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:44:04,099 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:04,099 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:04,100 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:04,102 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 23:44:04,102 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:04,102 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:04,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:04,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:04,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:04,630 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:44:04,931 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-28 23:44:05,046 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:05,046 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:44:05,061 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:05,061 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:44:05,106 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:44:05,106 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:19,426 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:44:19,432 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:19,432 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:19,432 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:19,432 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:19,433 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:44:19,433 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:19,433 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:19,433 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:19,433 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 23:44:19,433 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:19,433 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:19,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:19,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:19,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:19,828 WARN L180 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:44:19,907 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:19,907 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:44:19,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,910 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,911 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,911 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:19,912 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:19,912 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,916 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,917 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,917 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,917 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,917 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,918 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,918 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:19,918 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:19,918 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,922 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,923 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,923 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,923 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,923 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,923 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:19,923 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:19,924 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,924 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,924 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:44:19,929 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,929 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,929 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,930 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,930 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:19,930 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:19,930 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,937 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,937 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,937 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,938 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,938 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:19,938 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:19,938 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,940 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,941 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,941 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,941 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,946 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,946 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,946 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:19,946 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:19,946 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,949 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:44:19,949 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,949 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,952 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,952 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,952 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:19,953 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:19,953 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,958 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,958 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,959 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,959 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,959 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:19,959 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:19,960 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,966 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,966 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,966 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,966 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,967 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:19,967 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:19,967 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,968 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,968 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:44:19,971 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,971 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,972 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,972 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,972 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:19,973 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:19,973 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,979 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,983 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,984 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,984 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,985 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:19,985 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:19,985 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,989 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:19,992 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:19,992 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:19,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:19,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:19,993 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:19,993 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:19,993 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:19,994 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:19,994 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:44:19,994 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,000 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,001 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:20,001 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,001 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,001 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,001 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:20,004 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:20,004 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,011 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,012 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 [2018-11-28 23:44:20,015 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,015 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:20,015 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,015 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:20,016 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:20,016 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,020 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,020 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,020 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,021 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:20,021 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,021 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,021 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,021 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:20,025 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:20,026 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,027 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:44:20,028 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,029 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,029 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:20,029 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,030 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,030 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,030 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:20,040 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:20,040 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,052 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,053 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,056 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,057 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:20,057 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,057 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:20,060 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:20,060 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,062 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,062 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,065 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,065 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:20,065 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,065 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,066 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,066 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:20,069 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:20,079 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,082 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,082 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:44:20,082 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,083 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,083 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:20,083 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,083 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,083 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,083 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:20,091 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:20,091 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,116 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,116 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,117 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,117 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:20,117 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,118 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:20,123 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:20,123 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,123 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,125 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,125 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,125 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:20,125 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,129 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,129 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,129 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:20,134 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:20,134 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,136 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,140 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:44:20,141 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,141 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,141 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:20,144 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,145 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,145 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:20,146 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:20,146 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,154 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,155 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,155 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,155 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:20,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,155 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,156 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:20,156 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:20,156 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,162 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,163 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,163 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:20,163 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,163 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,163 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:20,168 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:20,168 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,175 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:44:20,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,176 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,176 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:20,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,176 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:20,182 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:20,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,195 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,199 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,199 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:20,199 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,200 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:20,200 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:20,201 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:20,208 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:20,208 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:20,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:20,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:20,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:20,208 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:20,215 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:20,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:20,223 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:20,472 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2018-11-28 23:44:20,558 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:20,558 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:20,558 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:20,558 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:20,558 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:44:20,559 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:20,559 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:20,559 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:20,559 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 23:44:20,559 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:20,559 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:20,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:20,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:20,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:20,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:21,195 WARN L180 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:44:21,327 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:21,327 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:21,333 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:21,333 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:21,359 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:44:21,359 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:44:21,379 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:44:21,379 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:44:21,417 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:21,417 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:44:21,461 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:44:21,461 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:33,542 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:44:33,548 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:33,548 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:33,548 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:33,548 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:33,548 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:44:33,548 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:33,549 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:33,549 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:33,549 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 23:44:33,549 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:33,549 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:33,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:33,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:33,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:33,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:34,034 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:44:34,142 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:34,143 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:44:34,144 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,144 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,145 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,145 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:34,146 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:34,146 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:44:34,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,151 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,151 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:34,152 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:34,152 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:44:34,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,158 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,158 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,158 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,158 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:34,159 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:34,159 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,159 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,159 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,160 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,160 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,160 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,160 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,160 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:34,160 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:34,161 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,161 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:44:34,161 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,161 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,162 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:34,163 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:34,163 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:34,171 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,171 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,171 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,172 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:34,173 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:34,173 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:34,179 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,180 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,180 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,180 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,181 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:34,181 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:34,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,183 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:34,183 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:34,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,184 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:44:34,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,185 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:34,186 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:34,186 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:34,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,208 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,208 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:34,210 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:34,210 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:34,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,219 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,219 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:34,220 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:34,220 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,220 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,220 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,221 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,221 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,221 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,221 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,221 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:34,222 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:34,222 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,222 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,222 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:44:34,223 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,223 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,223 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:34,225 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:34,225 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:34,252 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,252 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,253 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,253 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:34,255 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:34,255 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:34,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,267 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:34,268 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:34,268 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,269 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,269 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:34,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,269 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:34,270 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:34,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,270 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:44:34,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,274 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:34,274 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:34,274 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,275 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:34,278 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:34,278 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:34,352 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,352 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,353 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:34,353 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:34,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,353 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,353 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:34,359 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:34,359 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:34,380 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,381 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,381 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:34,381 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:34,381 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,381 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,382 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,382 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:34,382 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:34,382 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,391 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,391 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:34,391 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:34,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,395 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:34,395 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:34,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,396 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:44:34,396 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,400 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:34,400 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:34,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,401 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:34,405 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:34,405 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:34,651 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,651 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,651 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:34,655 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:34,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,656 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:34,660 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:34,660 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:34,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,708 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:34,708 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:34,708 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,708 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:34,714 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:34,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,717 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:34,717 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:34,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:34,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,717 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:34,718 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:34,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:34,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:34,719 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:44:34,719 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:34,720 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:34,720 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:34,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:34,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:34,720 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:34,725 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:34,725 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:36,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,048 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:36,048 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,049 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:36,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,053 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,053 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:36,057 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:36,057 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:36,106 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,106 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 [2018-11-28 23:44:36,107 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,107 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:36,107 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:36,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,107 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:36,113 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:36,114 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:36,115 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,116 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:36,116 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,116 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:36,117 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:36,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,117 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:36,124 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:36,124 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:36,125 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,125 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:44:36,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:36,126 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,126 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:36,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,130 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:36,131 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:36,132 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:36,168 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,169 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:36,170 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,170 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:36,170 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,170 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,170 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:36,177 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:36,177 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:36,199 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:36,200 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,200 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:36,200 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:36,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,201 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:36,201 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:36,201 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:36,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:36,210 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,210 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:36,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:36,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,211 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:36,211 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:36,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:36,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,218 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:44:36,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:36,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,222 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:36,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,222 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:36,228 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:44:36,228 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:44:36,692 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,693 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:36,693 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,693 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:36,694 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,694 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,694 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:36,702 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:44:36,704 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:44:36,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,787 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:36,792 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,792 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:36,793 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:36,794 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,794 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,794 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:36,795 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:36,795 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:36,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,801 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 [2018-11-28 23:44:36,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:36,802 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:36,802 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:36,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:36,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:36,802 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:36,809 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:36,809 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:36,811 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:36,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:44:36 BoogieIcfgContainer [2018-11-28 23:44:36,824 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:44:36,825 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:44:36,825 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:44:36,825 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:44:36,828 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:43:36" (3/4) ... [2018-11-28 23:44:36,836 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 23:44:36,836 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:44:36,839 INFO L168 Benchmark]: Toolchain (without parser) took 61496.71 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 440.4 MB). Free memory was 951.3 MB in the beginning and 1.3 GB in the end (delta: -307.0 MB). Peak memory consumption was 133.4 MB. Max. memory is 11.5 GB. [2018-11-28 23:44:36,842 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:44:36,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.63 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:44:36,845 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.67 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:44:36,847 INFO L168 Benchmark]: Boogie Preprocessor took 30.24 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:44:36,847 INFO L168 Benchmark]: RCFGBuilder took 394.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-28 23:44:36,848 INFO L168 Benchmark]: BuchiAutomizer took 60663.67 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 317.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -165.1 MB). Peak memory consumption was 600.5 MB. Max. memory is 11.5 GB. [2018-11-28 23:44:36,854 INFO L168 Benchmark]: Witness Printer took 11.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:44:36,862 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 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 341.63 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.67 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.24 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 394.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 60663.67 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 317.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -165.1 MB). Peak memory consumption was 600.5 MB. Max. memory is 11.5 GB. * Witness Printer took 11.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 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 60.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 60.5s. 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: 474ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 26.5s - 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...