./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/underapprox_true-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_true-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 2797de73b923a7fbf0f091cb97be1331c2699e2c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 23:43:45,078 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:43:45,080 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:43:45,096 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:43:45,097 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:43:45,098 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:43:45,103 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:43:45,106 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:43:45,110 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:43:45,113 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:43:45,116 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:43:45,117 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:43:45,118 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:43:45,119 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:43:45,120 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:43:45,124 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:43:45,125 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:43:45,130 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:43:45,138 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:43:45,144 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:43:45,146 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:43:45,148 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:43:45,151 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:43:45,152 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:43:45,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:43:45,154 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:43:45,156 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:43:45,159 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:43:45,161 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:43:45,162 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:43:45,162 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:43:45,163 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:43:45,163 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:43:45,163 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:43:45,167 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:43:45,169 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:43:45,171 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 23:43:45,206 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:43:45,207 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:43:45,208 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:43:45,210 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:43:45,211 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:43:45,211 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:43:45,211 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:43:45,213 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:43:45,213 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:43:45,213 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:43:45,213 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:43:45,213 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:43:45,215 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 23:43:45,215 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:43:45,215 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:43:45,216 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 23:43:45,216 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:43:45,216 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:43:45,216 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:43:45,219 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:43:45,219 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 23:43:45,219 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:43:45,219 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:43:45,221 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:43:45,221 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:43:45,221 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:43:45,221 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:43:45,222 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:43:45,222 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:43:45,222 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:43:45,222 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:43:45,225 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:43:45,225 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 -> 2797de73b923a7fbf0f091cb97be1331c2699e2c [2018-11-28 23:43:45,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:43:45,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:43:45,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:43:45,336 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:43:45,336 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:43:45,338 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-11-28 23:43:45,415 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bddfa03b8/c449cb15e4564157aec33a597ad748b3/FLAG292abebcd [2018-11-28 23:43:45,915 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:43:45,916 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-11-28 23:43:45,924 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bddfa03b8/c449cb15e4564157aec33a597ad748b3/FLAG292abebcd [2018-11-28 23:43:46,260 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bddfa03b8/c449cb15e4564157aec33a597ad748b3 [2018-11-28 23:43:46,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:43:46,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:43:46,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:43:46,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:43:46,272 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:43:46,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@718e121 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46, skipping insertion in model container [2018-11-28 23:43:46,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:43:46,303 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:43:46,530 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:43:46,538 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:43:46,557 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:43:46,577 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:43:46,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46 WrapperNode [2018-11-28 23:43:46,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:43:46,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:43:46,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:43:46,579 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:43:46,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:43:46,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:43:46,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:43:46,621 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:43:46,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (1/1) ... [2018-11-28 23:43:46,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:43:46,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:43:46,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:43:46,655 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:43:46,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (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 23:43:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:43:46,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:43:46,988 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:43:46,988 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 23:43:46,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:43:46 BoogieIcfgContainer [2018-11-28 23:43:46,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:43:46,990 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:43:46,990 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:43:46,994 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:43:46,995 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:43:46,996 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:43:46" (1/3) ... [2018-11-28 23:43:46,997 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@49a521f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:43:46, skipping insertion in model container [2018-11-28 23:43:46,997 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:43:46,997 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:43:46" (2/3) ... [2018-11-28 23:43:46,998 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@49a521f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:43:46, skipping insertion in model container [2018-11-28 23:43:46,998 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:43:46,998 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:43:46" (3/3) ... [2018-11-28 23:43:47,000 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_true-unreach-call2_true-termination.i [2018-11-28 23:43:47,061 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:43:47,062 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:43:47,062 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:43:47,063 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:43:47,063 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:43:47,063 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:43:47,064 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:43:47,064 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:43:47,064 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:43:47,080 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 23:43:47,103 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:43:47,104 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:43:47,104 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:43:47,111 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:43:47,112 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:43:47,112 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:43:47,112 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 23:43:47,113 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:43:47,113 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:43:47,113 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:43:47,114 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:43:47,114 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:43:47,123 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-11-28 23:43:47,124 INFO L796 eck$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 23:43:47,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:43:47,131 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 23:43:47,133 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:43:47,134 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:43:47,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:47,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:43:47,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:47,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:43:47,247 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 23:43:47,247 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:43:47,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:43:47,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:47,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:43:47,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:47,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:43:47,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 23:43:47,266 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:43:47,266 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:43:47,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:47,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:43:47,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:47,398 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-28 23:43:47,492 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:47,493 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:47,493 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:47,493 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:47,493 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:43:47,494 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:47,494 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:47,494 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:47,494 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 23:43:47,494 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:47,495 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:47,516 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 23:43:47,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:47,559 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 23:43:47,800 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:47,801 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) [2018-11-28 23:43:47,821 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:47,821 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /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 23:43:47,860 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:43:47,861 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:49,045 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 23:43:49,051 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:49,052 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:49,052 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:49,052 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:49,052 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:43:49,052 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:49,052 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:49,052 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:49,053 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 23:43:49,053 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:49,053 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:49,055 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 23:43:49,087 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 23:43:49,107 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 23:43:49,349 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:43:49,395 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:49,400 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:43:49,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,404 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,404 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,405 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,405 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,405 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:49,408 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:49,409 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,424 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,424 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,425 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:49,426 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:49,426 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,428 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,428 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 23:43:49,429 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,429 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,430 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:49,431 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:49,431 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,434 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:43:49,435 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,435 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,436 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,436 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:49,438 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:49,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,453 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,453 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,454 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,454 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,455 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,455 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,455 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:49,459 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:49,459 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,461 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,461 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,464 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,464 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,464 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,464 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,465 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:49,466 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:49,466 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,472 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,472 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:43:49,472 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,476 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,477 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,477 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,477 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,479 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,479 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,521 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,521 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,522 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,524 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,524 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,526 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,527 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,528 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,528 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,528 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,529 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,529 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,530 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,530 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,536 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:43:49,538 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,539 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,540 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,541 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,542 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,542 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:49,545 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:49,550 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,575 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,576 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,577 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,577 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,577 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,578 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,578 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:49,579 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:49,580 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,581 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,582 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,583 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:49,583 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,583 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,583 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,584 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:49,585 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:49,585 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,587 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,587 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:43:49,588 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,589 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,589 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:49,589 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,590 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,590 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,590 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:49,593 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:49,593 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,632 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,633 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,633 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:49,633 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,634 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:49,636 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:49,636 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,637 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,638 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 23:43:49,639 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,639 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:49,639 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,639 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,640 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:49,643 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:49,643 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,646 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:43:49,647 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,648 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,648 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:49,648 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,648 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,649 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,653 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,653 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,698 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,699 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,700 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,701 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:49,701 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,701 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,701 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,701 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,704 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,704 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,708 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,709 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,709 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:49,709 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,710 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,715 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,723 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:43:49,724 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,725 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,725 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:49,725 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,726 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,726 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:49,731 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:49,731 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,834 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 23:43:49,838 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,840 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:49,840 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,840 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,841 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:49,847 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:49,849 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,852 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,854 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,857 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,858 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:49,858 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,861 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,861 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:49,877 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:49,878 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,881 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,882 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:43:49,882 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,884 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,885 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:49,886 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,887 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,888 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,890 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,890 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,905 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,905 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,906 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:49,906 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,907 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,907 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,912 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,912 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:49,912 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,913 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,913 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,914 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,914 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,920 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,921 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:43:49,921 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,922 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,922 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:49,922 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,923 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,923 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,923 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:49,925 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:49,925 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,951 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,951 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:49,951 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,952 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,952 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,952 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:49,956 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:49,957 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,965 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:43:49,966 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,966 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:49,966 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,967 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,967 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,967 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:49,972 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:49,972 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,996 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:50,051 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:50,052 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:50,052 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:50,052 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:50,052 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:43:50,053 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:50,053 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:50,053 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:50,053 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 23:43:50,053 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:50,053 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:50,055 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 23:43:50,070 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 23:43:50,095 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 23:43:50,099 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 23:43:50,323 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:43:50,379 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:50,379 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 23:43:50,384 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:50,384 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:50,396 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:43:50,397 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 23:43:50,421 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:50,422 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 23:43:50,448 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:43:50,449 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:44:10,715 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:44:10,720 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:10,720 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:10,721 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:10,721 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:10,721 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:44:10,721 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:10,721 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:10,721 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:10,721 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 23:44:10,722 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:10,722 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:10,728 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 23:44:10,774 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 23:44:10,780 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 23:44:10,787 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 23:44:10,905 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:44:11,299 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-28 23:44:11,380 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:11,381 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:44:11,381 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 23:44:11,382 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,382 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,382 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,383 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:11,384 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:11,385 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:44:11,393 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,394 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,394 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,395 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,395 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:11,395 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:11,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,396 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 23:44:11,397 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,397 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,397 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,397 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:11,399 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:11,401 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:44:11,406 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,407 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,407 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,408 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,408 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,408 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,408 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:11,409 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:11,409 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,409 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:44:11,410 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,410 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,411 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:11,413 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:11,413 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:11,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,424 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,424 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,424 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,425 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:11,425 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:11,425 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,426 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,426 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,427 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,427 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,427 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,427 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:11,429 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:11,429 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:11,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,453 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,454 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,454 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,454 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,454 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,454 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:11,455 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:11,455 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,458 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:44:11,458 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,459 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,459 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,459 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:11,465 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:11,466 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:11,488 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,488 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,490 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,490 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,490 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:11,491 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:11,491 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,493 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,494 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,495 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:11,503 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:11,504 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:11,565 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,566 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,567 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,567 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,567 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,567 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,567 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:11,568 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:11,568 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,569 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,569 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:44:11,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,571 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,572 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,572 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:11,576 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:11,577 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:11,594 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,596 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,596 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,601 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:11,602 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:11,602 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,605 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,606 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,606 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,606 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:11,609 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:11,610 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:11,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,687 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,687 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:11,688 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,689 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:11,689 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:11,690 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,690 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,690 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:44:11,693 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 23:44:11,693 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:11,694 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:11,694 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,694 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,694 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:11,696 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:11,696 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:11,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,720 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:11,720 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:11,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,721 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:11,723 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:11,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,725 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:11,725 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:11,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,726 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,726 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:11,728 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:11,729 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:11,890 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,890 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:11,891 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:11,891 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:11,891 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,891 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,892 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:11,892 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:11,892 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,893 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:44:11,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,894 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:11,894 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:11,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,895 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:11,897 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:11,897 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:11,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,945 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,946 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:11,948 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:11,948 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:11,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,949 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,949 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:11,950 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:11,950 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:11,951 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:11,952 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:11,953 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:11,953 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:11,954 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:11,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:11,955 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:11,958 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:11,958 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:12,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:12,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:12,726 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:12,727 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:12,727 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:12,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:12,727 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:12,727 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:12,728 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:12,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:12,730 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:12,730 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:44:12,731 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:12,731 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:12,731 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:12,732 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:12,732 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:12,732 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:12,735 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:12,735 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:12,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:12,807 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:12,809 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:12,810 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:12,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:12,810 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:12,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:12,810 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:12,811 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:12,811 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:12,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:12,812 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:12,814 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:12,814 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:12,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:12,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:12,815 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:12,822 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:12,823 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:15,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,218 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 23:44:15,221 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:15,222 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:15,222 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:15,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:15,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:15,223 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:15,226 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:15,226 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:15,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,228 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:44:15,229 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:15,232 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:15,232 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:15,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:15,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:15,233 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:15,236 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:15,236 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:15,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,265 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:15,268 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:15,269 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:15,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:15,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:15,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:15,269 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:15,270 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:15,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:15,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,274 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 23:44:15,274 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:15,275 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:15,277 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:15,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:15,277 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:15,282 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:15,282 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:15,334 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,334 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:15,334 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:15,336 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:15,336 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:15,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:15,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:15,336 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:15,339 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:15,339 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:15,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,341 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:44:15,342 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:15,342 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:15,342 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:15,343 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:15,343 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:15,343 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:15,357 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:44:15,357 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:44:15,407 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,408 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:15,408 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:15,410 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:15,411 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:15,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:15,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:15,411 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:15,412 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:15,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:15,414 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,414 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:15,415 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:15,415 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:15,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:15,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:15,416 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:15,420 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:44:15,420 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:44:15,799 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:15,801 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:15,801 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:15,801 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:15,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:15,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:15,801 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:15,805 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:15,805 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:15,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:15,809 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 23:44:15,810 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 23:44:15,810 INFO L796 eck$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 23:44:15,811 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:15,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 23:44:15,811 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:15,811 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:15,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:15,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:44:15,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:15,823 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:15,824 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 23:44:15,824 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:15,824 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:15,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:15,825 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:44:15,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:15,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:44:15,833 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 23:44:15,833 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:44:15,833 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:44:15,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:15,835 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:44:15,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:44:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:44:15,947 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-28 23:44:16,049 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-28 23:44:16,062 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:16,062 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:16,062 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:16,063 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:16,063 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:44:16,063 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:16,063 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:16,063 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:16,063 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 23:44:16,063 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:16,063 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:16,064 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 23:44:16,160 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 23:44:16,182 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 23:44:16,599 WARN L180 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:44:16,907 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-28 23:44:17,003 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:17,003 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) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:17,011 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:17,011 INFO L163 nArgumentSynthesizer]: Using integer mode. 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) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:17,036 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:44:17,036 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:44:30,749 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:44:30,756 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:30,756 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:30,756 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:30,756 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:30,756 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:44:30,756 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:30,756 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:30,756 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:30,757 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 23:44:30,758 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:30,758 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:30,764 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 23:44:30,821 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 23:44:30,825 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 23:44:31,136 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-11-28 23:44:31,208 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:31,208 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:44:31,208 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 23:44:31,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,212 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:31,214 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:31,214 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,217 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,218 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,220 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:31,220 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:31,220 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,224 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,224 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,224 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,226 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:31,226 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:31,226 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,228 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:44:31,229 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,229 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,229 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,229 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,229 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,230 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:31,234 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:31,234 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,238 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,238 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,238 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,239 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:31,239 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:31,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,243 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,244 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:31,244 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:31,244 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,248 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:44:31,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,249 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,249 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,249 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,249 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:31,250 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:31,250 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,255 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,257 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:31,258 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,258 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,258 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,258 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,258 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:31,261 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:31,261 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,262 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,262 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:31,263 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,263 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:31,266 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:31,266 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,267 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,267 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:44:31,269 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 23:44:31,269 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,270 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:31,270 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:31,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,280 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,280 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,281 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,281 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,281 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,281 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:31,281 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:31,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,285 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,285 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 23:44:31,286 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:31,286 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,286 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:31,287 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:31,287 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,287 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:44:31,288 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,288 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,288 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:31,288 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,289 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,289 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:31,289 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:31,289 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,301 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,304 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,304 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:31,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,304 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:31,308 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:31,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,309 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,309 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,312 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,312 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:31,312 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,312 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,312 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,312 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:31,313 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:31,313 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,318 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,319 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:44:31,319 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,320 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,320 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:31,320 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,320 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:31,323 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:31,324 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,339 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,339 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,340 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,340 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:31,340 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,340 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,340 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,340 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:31,342 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:31,342 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,343 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,343 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,344 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,344 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:31,344 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,344 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,344 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,344 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:31,346 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:31,346 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,348 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,348 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:44:31,348 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,350 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,350 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:31,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,350 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:31,352 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:31,352 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,387 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,388 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,389 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,389 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:31,389 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,389 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:31,390 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:31,390 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,391 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,392 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,392 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,392 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:31,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,393 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,393 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:31,396 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:31,396 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,401 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,401 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:44:31,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:31,402 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,402 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:31,402 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,402 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,403 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:31,403 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:31,403 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,410 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,410 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,410 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:31,410 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,411 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:31,411 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:31,411 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,413 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,413 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,413 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:31,414 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,414 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,414 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,414 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:31,415 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:31,415 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,418 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:44:31,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:31,418 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,418 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:31,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,419 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:31,420 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:31,420 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:31,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,438 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:31,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,439 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:31,440 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:31,440 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,443 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:31,443 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:31,444 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:31,444 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:31,444 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:31,444 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:31,444 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:31,446 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:31,446 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:31,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:31,707 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2018-11-28 23:44:31,795 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:31,795 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:31,795 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:31,796 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:31,796 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:44:31,796 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:31,796 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:31,796 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:31,796 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 23:44:31,796 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:31,796 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:31,798 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 23:44:31,841 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 23:44:31,855 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 23:44:31,865 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 23:44:32,063 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:32,063 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 23:44:32,069 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:32,069 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 23:44:32,098 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:44:32,098 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:44:32,112 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:44:32,112 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) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:32,136 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:44:32,136 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 23:44:32,190 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:44:32,190 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 23:44:44,285 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:44:44,291 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:44:44,291 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:44:44,291 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:44:44,292 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:44:44,292 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:44:44,292 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:44:44,292 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:44:44,292 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:44:44,292 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 23:44:44,292 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:44:44,292 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:44:44,294 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 23:44:44,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:44:44,406 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 23:44:44,429 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 23:44:44,690 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:44:44,690 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:44:44,691 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:44,691 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,692 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,692 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,692 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:44,693 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:44,693 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:44:44,708 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,710 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:44,710 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,711 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,711 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,711 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:44,712 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:44,712 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:44:44,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,724 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:44,725 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,725 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:44,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,725 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:44,725 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:44,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:44,730 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,730 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:44,732 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:44,732 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,732 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,732 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:44:44,733 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:44:44,733 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:44,733 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,733 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:44:44,738 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:44,738 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,739 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:44,740 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:44,740 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:44,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,754 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:44,754 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,755 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:44,760 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:44,760 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:44,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,768 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:44,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:44,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,769 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:44,769 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:44,769 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:44,774 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,774 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:44,775 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,775 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:44,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,775 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,775 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:44,775 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:44,776 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:44,776 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,776 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:44:44,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:44,776 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,785 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,785 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,785 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:44,786 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:44,786 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:44,811 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,812 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:44,815 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,815 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:44,818 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:44,819 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:44,827 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,828 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 23:44:44,828 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,828 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:44,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,829 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:44,829 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:44,829 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:44,834 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,835 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:44,838 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,838 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:44,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,839 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:44,839 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:44,839 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:44,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,839 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:44:44,843 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:44,843 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,844 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,844 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,844 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:44,847 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:44,848 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:44,883 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,884 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:44,884 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,884 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,884 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,888 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:44,891 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:44,891 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:44,909 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:44,911 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,911 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:44,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,912 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:44,912 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:44,912 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:44,913 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:44,913 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:44:44,913 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:44,913 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,914 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:44,914 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:44,914 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:44,914 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,915 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:44:44,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:44,925 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:44,925 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:44,925 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,925 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:44,926 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:44,932 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:44,993 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:44,994 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 23:44:44,994 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:44,994 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:44,995 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:44,995 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:44,995 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:44,996 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:44:44,996 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:44:45,024 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:45,024 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:45,025 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:45,025 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:45,025 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:45,025 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:45,025 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:45,025 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:45,031 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:45,031 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:45,032 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:45,033 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:45,034 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:45,034 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:45,034 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:45,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:45,034 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:45,034 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:44:45,035 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:44:45,035 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:45,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:45,035 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:44:45,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:45,043 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:45,043 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:45,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:45,043 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:45,044 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:45,045 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:45,050 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:45,263 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:45,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:45,265 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:45,265 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:45,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:45,265 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:45,265 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:45,271 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:45,272 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:45,301 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:45,302 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:45,302 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:45,302 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:45,302 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:45,306 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:45,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:45,307 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:45,309 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:45,309 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:45,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:45,312 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:45,313 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:45,313 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:44:45,313 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:45,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:45,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:45,313 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:45,318 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:45,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:45,319 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:45,320 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:44:45,320 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:45,320 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:45,320 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:45,321 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:45,321 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:45,321 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:45,332 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:45,332 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:46,533 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,533 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:46,537 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,540 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,540 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,540 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,541 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:46,545 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:44:46,545 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:44:46,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,591 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:44:46,591 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,591 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,596 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,596 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,597 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:46,597 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:46,600 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,601 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,601 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:46,605 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,605 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,605 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,605 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,605 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:44:46,606 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:44:46,606 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,611 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:44:46,611 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:46,612 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,612 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,612 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,612 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,613 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,616 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:46,617 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:46,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,651 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 23:44:46,654 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,654 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,654 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,655 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,658 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:44:46,658 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:44:46,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,678 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 23:44:46,678 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,678 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,678 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,682 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,683 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,683 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,684 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:46,684 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:46,689 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,689 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:44:46,689 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:46,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,690 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:44:46,693 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:44:46,693 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:46,694 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:46,695 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:44:46,698 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:46,699 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:46,699 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:46,699 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:46,699 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:46,699 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:46,705 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:44:46,706 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:44:47,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:47,172 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:47,173 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:47,173 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:47,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:47,179 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:47,180 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:47,183 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:44:47,184 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:44:47,258 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:47,258 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 23:44:47,259 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:47,259 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:47,259 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:47,259 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:47,259 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:47,259 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:47,265 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:47,265 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:47,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:47,269 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 23:44:47,270 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:44:47,270 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:44:47,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:44:47,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:44:47,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:44:47,276 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:44:47,276 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:44:47,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:44:47,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:44:47,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:44:47 BoogieIcfgContainer [2018-11-28 23:44:47,289 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:44:47,290 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:44:47,290 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:44:47,290 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:44:47,291 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:43:46" (3/4) ... [2018-11-28 23:44:47,298 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 23:44:47,298 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:44:47,300 INFO L168 Benchmark]: Toolchain (without parser) took 61035.13 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 384.8 MB). Free memory was 952.7 MB in the beginning and 1.2 GB in the end (delta: -257.7 MB). Peak memory consumption was 127.2 MB. Max. memory is 11.5 GB. [2018-11-28 23:44:47,302 INFO L168 Benchmark]: CDTParser took 0.20 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 23:44:47,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.96 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:44:47,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.76 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:44:47,306 INFO L168 Benchmark]: Boogie Preprocessor took 33.71 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:44:47,309 INFO L168 Benchmark]: RCFGBuilder took 334.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -150.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-11-28 23:44:47,312 INFO L168 Benchmark]: BuchiAutomizer took 60299.46 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 276.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -117.9 MB). Peak memory consumption was 587.1 MB. Max. memory is 11.5 GB. [2018-11-28 23:44:47,316 INFO L168 Benchmark]: Witness Printer took 8.18 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:44:47,323 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 310.96 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 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 41.76 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.71 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 334.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -150.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 60299.46 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 276.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -117.9 MB). Peak memory consumption was 587.1 MB. Max. memory is 11.5 GB. * Witness Printer took 8.18 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 60.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 60.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div401 bol100 ite100 ukn100 eq146 hnf49 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 473ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 25.9s - 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...