./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0ad4658b31654787cb281a441e891421d607e94 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 23:05:27,667 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 23:05:27,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 23:05:27,681 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 23:05:27,681 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 23:05:27,682 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 23:05:27,684 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 23:05:27,693 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 23:05:27,696 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 23:05:27,696 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 23:05:27,697 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 23:05:27,698 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 23:05:27,699 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 23:05:27,700 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 23:05:27,701 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 23:05:27,703 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 23:05:27,703 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 23:05:27,706 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 23:05:27,708 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 23:05:27,710 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 23:05:27,711 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 23:05:27,712 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 23:05:27,715 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 23:05:27,716 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 23:05:27,716 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 23:05:27,717 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 23:05:27,718 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 23:05:27,720 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 23:05:27,721 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 23:05:27,722 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 23:05:27,722 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 23:05:27,723 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 23:05:27,724 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 23:05:27,724 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 23:05:27,725 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 23:05:27,726 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 23:05:27,726 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 23:05:27,743 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 23:05:27,744 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 23:05:27,745 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 23:05:27,745 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 23:05:27,745 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 23:05:27,746 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 23:05:27,746 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 23:05:27,746 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 23:05:27,746 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 23:05:27,746 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 23:05:27,748 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 23:05:27,748 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 23:05:27,748 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 23:05:27,748 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 23:05:27,748 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 23:05:27,749 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 23:05:27,749 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 23:05:27,750 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 23:05:27,750 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 23:05:27,750 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 23:05:27,750 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 23:05:27,750 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 23:05:27,750 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 23:05:27,751 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 23:05:27,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 23:05:27,751 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 23:05:27,751 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 23:05:27,751 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 23:05:27,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 23:05:27,753 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 23:05:27,753 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 23:05:27,755 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 23:05:27,755 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ad4658b31654787cb281a441e891421d607e94 [2019-01-01 23:05:27,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 23:05:27,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 23:05:27,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 23:05:27,821 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 23:05:27,821 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 23:05:27,822 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2019-01-01 23:05:27,889 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8b78283b/26e5d47272504fbe98ee716a13187b22/FLAGdfdf4e0a8 [2019-01-01 23:05:28,361 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 23:05:28,362 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2019-01-01 23:05:28,367 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8b78283b/26e5d47272504fbe98ee716a13187b22/FLAGdfdf4e0a8 [2019-01-01 23:05:28,745 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8b78283b/26e5d47272504fbe98ee716a13187b22 [2019-01-01 23:05:28,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 23:05:28,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 23:05:28,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 23:05:28,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 23:05:28,756 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 23:05:28,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:05:28" (1/1) ... [2019-01-01 23:05:28,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1d0e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:28, skipping insertion in model container [2019-01-01 23:05:28,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:05:28" (1/1) ... [2019-01-01 23:05:28,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 23:05:28,786 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 23:05:29,022 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:05:29,030 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 23:05:29,050 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:05:29,070 INFO L195 MainTranslator]: Completed translation [2019-01-01 23:05:29,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29 WrapperNode [2019-01-01 23:05:29,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 23:05:29,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 23:05:29,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 23:05:29,073 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 23:05:29,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (1/1) ... [2019-01-01 23:05:29,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (1/1) ... [2019-01-01 23:05:29,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 23:05:29,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 23:05:29,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 23:05:29,117 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 23:05:29,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (1/1) ... [2019-01-01 23:05:29,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (1/1) ... [2019-01-01 23:05:29,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (1/1) ... [2019-01-01 23:05:29,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (1/1) ... [2019-01-01 23:05:29,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (1/1) ... [2019-01-01 23:05:29,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (1/1) ... [2019-01-01 23:05:29,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (1/1) ... [2019-01-01 23:05:29,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 23:05:29,149 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 23:05:29,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 23:05:29,149 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 23:05:29,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (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 [2019-01-01 23:05:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 23:05:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 23:05:29,485 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 23:05:29,486 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-01 23:05:29,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:05:29 BoogieIcfgContainer [2019-01-01 23:05:29,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 23:05:29,488 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 23:05:29,488 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 23:05:29,492 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 23:05:29,493 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:05:29,493 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 11:05:28" (1/3) ... [2019-01-01 23:05:29,495 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bd20081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:05:29, skipping insertion in model container [2019-01-01 23:05:29,495 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:05:29,495 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:29" (2/3) ... [2019-01-01 23:05:29,497 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bd20081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:05:29, skipping insertion in model container [2019-01-01 23:05:29,497 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:05:29,497 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:05:29" (3/3) ... [2019-01-01 23:05:29,499 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_false-unreach-call2_true-termination.i [2019-01-01 23:05:29,558 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 23:05:29,559 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 23:05:29,559 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 23:05:29,559 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 23:05:29,559 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 23:05:29,559 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 23:05:29,559 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 23:05:29,560 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 23:05:29,560 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 23:05:29,575 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-01 23:05:29,598 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 23:05:29,598 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:05:29,599 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:05:29,606 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 23:05:29,607 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 23:05:29,607 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 23:05:29,607 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-01 23:05:29,608 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 23:05:29,608 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:05:29,608 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:05:29,609 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 23:05:29,609 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 23:05:29,618 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2019-01-01 23:05:29,619 INFO L796 eck$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 [2019-01-01 23:05:29,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:05:29,626 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-01 23:05:29,628 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:05:29,629 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:05:29,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:29,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:05:29,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:29,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:05:29,740 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-01-01 23:05:29,740 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:05:29,741 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:05:29,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:29,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:05:29,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:29,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:05:29,759 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-01-01 23:05:29,759 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:05:29,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:05:29,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:29,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:05:29,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:29,882 WARN L181 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-01 23:05:29,992 WARN L181 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-01 23:05:30,011 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:05:30,012 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:05:30,013 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:05:30,013 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:05:30,013 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:05:30,014 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:30,014 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:05:30,014 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:05:30,014 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2019-01-01 23:05:30,014 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:05:30,015 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:05:30,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:30,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:30,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:30,378 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:05:30,380 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) [2019-01-01 23:05:30,393 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:05:30,393 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 [2019-01-01 23:05:30,422 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:05:30,422 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:05:31,598 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-01 23:05:31,604 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:05:31,604 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:05:31,604 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:05:31,604 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:05:31,604 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:05:31,605 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:31,605 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:05:31,605 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:05:31,605 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2019-01-01 23:05:31,605 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:05:31,606 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:05:31,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:31,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:31,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:31,884 WARN L181 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:05:31,934 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:05:31,939 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:05:31,941 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:31,942 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:31,943 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:31,943 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:31,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:31,944 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:05:31,947 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:05:31,947 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:31,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:31,961 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:31,962 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:31,962 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:31,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:31,962 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:31,962 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:05:31,963 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:05:31,963 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:31,965 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:31,966 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:31,966 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:31,967 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:31,967 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:31,967 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:31,967 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:05:31,968 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:05:31,968 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:31,970 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:31,971 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:05:31,971 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:31,972 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:31,972 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:31,973 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:31,973 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:31,973 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:31,975 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:31,975 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:31,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:31,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:31,991 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:31,991 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:31,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:31,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:31,992 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:31,993 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:31,993 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:31,995 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:31,995 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:31,996 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:31,996 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:31,997 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:31,997 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:31,997 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:31,998 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:31,998 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,001 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,001 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:05:32,001 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:32,003 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,003 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:32,007 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:32,008 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,042 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,043 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:32,043 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,047 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,047 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:32,052 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:32,054 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,058 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,058 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,059 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:32,059 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,060 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:32,061 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:32,061 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,069 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,069 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:05:32,070 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,075 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:32,075 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,075 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,075 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,078 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:32,081 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:32,081 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,112 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,113 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,113 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:32,114 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,114 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,114 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,114 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:32,116 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:32,116 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,118 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:32,119 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,119 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:32,120 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:32,121 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,122 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,123 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:05:32,123 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,124 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,124 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:32,124 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,125 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,125 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,125 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:32,128 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:32,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,178 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,181 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,181 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:32,181 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,182 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:32,185 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:32,185 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,186 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,188 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,191 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,193 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:32,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,193 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,194 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:32,203 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:32,203 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,211 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:05:32,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,212 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,213 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:05:32,213 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,213 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:32,220 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:32,222 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,280 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 [2019-01-01 23:05:32,283 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,284 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:05:32,284 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,285 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:32,292 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:32,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,302 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 [2019-01-01 23:05:32,303 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,303 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:05:32,303 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,304 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:32,311 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:32,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,320 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,320 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:05:32,321 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,322 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,322 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:32,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,323 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:32,326 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:32,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,379 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,380 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,381 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,381 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:32,381 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,382 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,382 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,382 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:32,384 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:32,384 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,386 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,386 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,387 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,388 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:32,388 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,389 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:32,399 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:32,399 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,404 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,404 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:05:32,405 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,406 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,406 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:32,406 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,407 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,407 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,407 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:32,409 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:32,409 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,442 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,443 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:32,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,443 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:32,444 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:32,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,454 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,455 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,455 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:32,455 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,459 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:32,460 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:32,460 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,475 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:05:32,476 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,477 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,477 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:32,477 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,477 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,479 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:05:32,481 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:05:32,482 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,512 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:32,513 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,513 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:32,513 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,513 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,514 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,514 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:05:32,515 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:05:32,515 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,520 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 [2019-01-01 23:05:32,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:32,521 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:32,522 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:32,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:32,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:32,522 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:05:32,525 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:05:32,525 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:32,539 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:32,713 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:05:32,713 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:05:32,713 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:05:32,714 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:05:32,714 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:05:32,714 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:32,714 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:05:32,714 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:05:32,714 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2019-01-01 23:05:32,714 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:05:32,715 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:05:32,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:32,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:32,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:32,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:33,105 WARN L181 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:05:33,166 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:05:33,167 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 [2019-01-01 23:05:33,171 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:05:33,171 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:05:33,189 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:05:33,189 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 [2019-01-01 23:05:33,211 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:05:33,211 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 [2019-01-01 23:05:33,237 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:05:33,238 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:05:53,255 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:05:53,261 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:05:53,261 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:05:53,261 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:05:53,262 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:05:53,262 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:05:53,262 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:53,262 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:05:53,262 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:05:53,262 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2019-01-01 23:05:53,262 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:05:53,263 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:05:53,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:53,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:53,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:53,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:53,465 WARN L181 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:05:53,867 WARN L181 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-01-01 23:05:53,916 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:05:53,917 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:05:53,917 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:53,918 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:53,918 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:53,918 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:53,918 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:05:53,920 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:05:53,920 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:05:53,929 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:53,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:53,930 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:53,930 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:53,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:53,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:53,931 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:05:53,931 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:05:53,931 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:53,932 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:53,932 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:53,933 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:53,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:53,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:53,933 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:05:53,934 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:05:53,934 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:05:53,941 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:53,942 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:53,942 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:53,942 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:53,943 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:53,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:53,943 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:05:53,943 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:05:53,943 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:53,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:53,944 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:05:53,945 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 [2019-01-01 23:05:53,945 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:53,945 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:53,945 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:53,945 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:53,947 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:05:53,947 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:05:53,969 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:53,969 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:53,970 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:53,970 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:53,970 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:53,970 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:53,970 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:53,973 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:53,973 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:53,974 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:53,974 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:53,975 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:53,975 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:53,975 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:53,975 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:53,983 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:05:53,983 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:05:54,011 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,012 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,013 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:54,014 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:54,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,015 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:54,015 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:54,015 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:54,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,018 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:05:54,019 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,019 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:54,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,020 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:54,026 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:05:54,026 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:05:54,052 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,057 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:54,057 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:54,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,057 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:54,058 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:54,058 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:54,064 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,064 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,065 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:54,065 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,065 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,066 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:54,073 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:05:54,073 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:05:54,141 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,143 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:54,144 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:54,144 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,144 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:54,147 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:54,148 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:54,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,151 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:05:54,151 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,154 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:54,154 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,154 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,154 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:54,158 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:05:54,159 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:05:54,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,178 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:54,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:54,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,181 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:54,181 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:54,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:54,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,183 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:54,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,186 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:54,190 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:05:54,190 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:05:54,234 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,236 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:05:54,236 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:54,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,236 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:54,237 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:54,237 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:54,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,240 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:05:54,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,241 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:54,241 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:54,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,242 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:54,246 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:05:54,247 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:05:54,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,266 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:54,266 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:54,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:54,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,269 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:54,271 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:54,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:54,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,273 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:54,273 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:54,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,276 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:54,279 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:05:54,279 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:05:54,440 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,441 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,442 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:54,442 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:54,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:54,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,443 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:05:54,443 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:05:54,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:54,448 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,448 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:05:54,449 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,450 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:54,450 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:05:54,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,451 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:54,458 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:05:54,460 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:05:54,510 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,511 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:54,515 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:05:54,515 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:54,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,516 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:54,517 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:54,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:54,521 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:54,522 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:54,525 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:54,525 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:05:54,526 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:54,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:54,527 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:54,531 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:05:54,532 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:05:55,229 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:55,230 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:55,231 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:55,231 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:05:55,231 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:55,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:55,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:55,236 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:55,237 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:55,237 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:55,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:55,239 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:05:55,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:55,240 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:55,240 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:55,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:55,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:55,240 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:55,245 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:05:55,245 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:05:55,313 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:55,313 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:55,314 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:55,314 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:55,314 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:55,314 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:55,314 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:55,314 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:55,315 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:55,315 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:55,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:55,317 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:55,318 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:55,318 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:55,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:55,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:55,318 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:55,325 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:05:55,325 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:05:57,029 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,030 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:57,031 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:57,031 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:57,031 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:57,031 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:57,031 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:57,031 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:05:57,033 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:05:57,033 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:57,034 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,034 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:05:57,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:57,035 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:57,035 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:57,035 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:57,035 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:57,035 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:57,037 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:05:57,037 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:05:57,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,057 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:57,057 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:57,057 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:57,057 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:57,058 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:57,058 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:57,058 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:57,058 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:57,058 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:57,060 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,060 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:57,060 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:57,062 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:57,062 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:57,062 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:57,062 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:57,065 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:05:57,065 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:05:57,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,114 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:57,115 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:57,115 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:05:57,115 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:57,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:57,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:57,117 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:05:57,117 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:05:57,118 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:57,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,119 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:05:57,120 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:57,120 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:57,121 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:57,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:57,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:57,121 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:05:57,125 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:05:57,125 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:05:57,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:57,169 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:57,169 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:57,169 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:57,170 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:57,170 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:57,170 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:05:57,170 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:05:57,173 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:57,176 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:57,179 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:57,180 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:57,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:57,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:57,181 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:05:57,186 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:05:57,187 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:05:57,534 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,535 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:05:57,538 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:05:57,538 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:05:57,538 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:05:57,538 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:05:57,538 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:05:57,538 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:05:57,541 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:05:57,542 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:05:57,545 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:05:57,545 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-01 23:05:57,546 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2019-01-01 23:05:57,546 INFO L796 eck$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 [2019-01-01 23:05:57,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:05:57,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-01-01 23:05:57,550 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:05:57,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:05:57,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:57,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:05:57,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:57,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:05:57,574 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-01-01 23:05:57,575 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:05:57,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:05:57,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:57,576 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:05:57,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:57,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:05:57,589 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-01-01 23:05:57,589 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:05:57,590 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:05:57,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:57,592 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:05:57,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:57,716 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-01 23:05:57,828 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:05:57,829 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:05:57,829 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:05:57,829 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:05:57,829 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:05:57,829 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:57,829 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:05:57,829 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:05:57,829 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2019-01-01 23:05:57,829 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:05:57,829 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:05:57,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:57,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:57,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:58,328 WARN L181 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:05:58,629 WARN L181 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-01-01 23:05:58,705 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:05:58,705 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 [2019-01-01 23:05:58,709 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:05:58,709 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 [2019-01-01 23:05:58,736 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:05:58,736 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:06:11,786 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:06:11,793 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:06:11,793 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:06:11,793 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:06:11,793 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:06:11,794 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:06:11,794 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:11,794 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:06:11,794 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:06:11,794 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2019-01-01 23:06:11,794 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:06:11,794 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:06:11,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:11,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:11,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:12,047 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:06:12,048 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:06:12,049 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,049 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,051 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,052 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,052 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,052 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:12,052 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:12,053 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,060 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,060 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,060 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:12,061 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:12,061 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,061 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,062 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,065 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,066 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,066 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,066 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,066 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:12,066 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:12,066 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,072 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,072 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:06:12,072 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,073 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,073 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,073 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,073 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,073 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:12,074 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:12,075 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,083 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,084 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,084 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,084 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,084 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,084 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:12,088 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:12,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,088 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,089 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,089 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,089 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,090 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,092 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:12,092 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:12,092 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,093 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,093 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:06:12,093 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,094 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,094 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,094 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,094 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,094 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:12,098 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:12,098 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,109 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,109 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,110 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,110 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,110 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,110 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,110 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:12,114 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:12,114 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,115 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,115 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,115 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,115 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,121 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:12,121 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:12,122 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,122 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,122 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:06:12,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,127 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,127 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,127 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:12,128 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:12,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,142 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,143 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,143 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,143 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,143 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,143 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:12,144 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:12,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,149 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:12,149 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,149 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:12,150 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:12,153 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,154 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:06:12,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,154 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,154 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:12,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,155 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,155 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,155 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:12,156 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:12,161 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,171 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,172 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,172 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:12,172 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,173 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:12,176 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:12,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,177 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,178 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:12,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,178 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:12,179 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:12,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,180 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:06:12,183 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,183 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,183 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:12,183 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,186 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:12,187 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:12,187 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,208 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,208 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:12,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,208 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:12,209 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:12,209 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,215 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,216 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,216 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:12,217 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,217 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,217 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:12,224 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:12,224 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,235 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,239 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:06:12,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,240 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,240 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:12,240 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,240 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:12,249 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:12,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,273 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,274 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:12,274 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,274 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,274 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,274 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:12,276 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:12,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,277 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,278 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:12,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,278 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:12,282 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:12,282 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,288 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:06:12,288 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 [2019-01-01 23:06:12,289 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,289 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:12,289 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,289 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,289 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,289 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:12,290 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:12,290 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,295 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,296 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,296 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:12,296 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,296 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,296 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:12,297 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:12,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,299 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,299 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,299 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:12,300 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,300 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,300 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:12,301 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:12,301 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,304 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,304 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:06:12,304 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,305 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,305 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:12,305 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,306 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,306 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:12,307 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:12,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,325 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,326 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:12,326 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,327 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:12,327 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:12,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,330 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,331 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:12,331 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:12,331 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:12,331 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:12,332 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:12,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:12,332 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:12,334 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:12,334 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:12,343 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:12,594 WARN L181 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-01-01 23:06:12,682 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:06:12,683 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:06:12,683 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:06:12,683 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:06:12,683 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:06:12,683 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:12,683 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:06:12,684 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:06:12,684 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2019-01-01 23:06:12,684 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:06:12,684 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:06:12,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:12,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:12,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:12,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:13,409 WARN L181 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:06:13,828 WARN L181 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-01-01 23:06:13,875 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:06:13,875 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 [2019-01-01 23:06:13,884 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:06:13,885 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) [2019-01-01 23:06:13,941 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:06:13,941 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:13,967 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:06:13,967 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) [2019-01-01 23:06:14,006 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:06:14,006 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 23:06:14,060 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:06:14,060 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 [2019-01-01 23:06:26,529 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:06:26,536 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:06:26,536 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:06:26,536 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:06:26,536 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:06:26,536 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:06:26,536 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:26,536 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:06:26,537 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:06:26,537 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2019-01-01 23:06:26,537 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:06:26,537 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:06:26,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:26,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:26,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:26,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:27,159 WARN L181 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:06:27,464 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:06:27,465 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:06:27,466 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,466 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,468 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:27,469 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:27,469 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:06:27,476 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,476 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,477 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,477 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,477 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:27,482 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:27,482 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:06:27,489 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,489 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,490 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,490 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,490 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:27,490 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:27,490 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,491 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,499 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:27,499 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:27,499 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,499 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,500 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:06:27,500 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,500 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,506 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,506 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:27,507 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:06:27,507 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:06:27,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,518 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,518 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,518 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,518 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:27,519 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:06:27,519 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:06:27,530 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,531 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,531 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,531 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,531 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,531 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:27,532 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:27,532 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,532 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,540 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,542 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,543 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,543 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,543 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:27,543 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:27,543 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,544 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:06:27,544 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,550 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,550 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,550 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,550 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:27,552 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:27,552 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:27,578 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,579 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,579 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,583 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,583 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:27,584 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:27,586 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:27,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,596 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 [2019-01-01 23:06:27,596 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,597 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,597 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,597 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:27,597 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:27,597 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,604 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,604 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,604 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,605 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,605 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:27,605 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:27,605 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,611 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:06:27,612 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,612 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,612 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,612 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,612 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:27,619 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:06:27,620 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:06:27,651 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,652 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,652 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,657 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:27,660 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:06:27,660 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:06:27,673 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,674 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,674 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,674 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,674 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,675 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,675 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:27,675 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:27,675 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,681 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,682 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,682 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:27,682 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,686 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,686 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,686 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:27,686 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:27,687 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,687 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:06:27,688 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 [2019-01-01 23:06:27,688 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:27,688 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:27,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,689 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:27,696 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:06:27,697 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:06:27,774 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,776 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 [2019-01-01 23:06:27,776 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:27,776 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:27,777 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,777 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,777 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:27,783 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:06:27,784 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:06:27,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,810 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,810 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:27,810 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:27,811 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,811 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:27,811 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:27,817 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,818 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,820 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,820 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:27,821 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:27,821 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:27,821 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,821 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,821 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:27,822 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:27,822 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:27,822 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:27,822 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:06:27,829 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:27,829 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:27,830 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:27,830 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:27,830 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:27,830 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:27,837 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:27,837 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:28,110 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:28,111 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:28,112 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:28,112 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:28,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:28,115 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:28,115 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:28,117 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:28,117 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:28,154 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:28,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:28,154 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:28,157 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:28,158 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:28,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:28,158 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:28,158 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:28,159 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:28,159 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:28,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:28,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:28,164 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:28,164 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:28,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:28,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:28,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:28,164 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:28,170 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:28,170 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:28,171 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:28,171 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:06:28,172 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 [2019-01-01 23:06:28,172 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:28,172 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:28,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:28,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:28,173 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:28,177 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:06:28,177 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:06:29,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:29,597 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:29,597 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:29,597 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:29,602 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:29,602 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:29,602 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:29,607 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:06:29,607 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:06:29,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:29,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:29,658 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:29,658 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:29,658 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:29,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:29,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:29,659 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:29,665 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:29,666 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:29,667 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:29,667 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:29,667 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:29,671 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:29,671 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:29,671 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:29,671 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:29,671 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:29,672 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:29,672 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:29,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:29,676 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:06:29,677 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:29,677 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:29,677 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:29,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:29,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:29,678 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:29,682 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:29,683 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:29,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:29,725 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 [2019-01-01 23:06:29,726 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:29,728 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:29,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:29,729 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:29,729 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:29,733 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:29,733 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:29,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:29,754 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 [2019-01-01 23:06:29,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:29,754 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:29,754 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:29,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:29,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:29,759 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:29,760 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:29,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:29,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:29,764 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:29,765 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:29,765 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:29,765 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:29,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:29,765 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:29,765 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:29,771 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:29,771 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:29,772 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:29,773 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:06:29,773 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:29,773 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:29,774 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:29,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:29,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:29,774 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:29,777 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:06:29,778 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:06:30,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:30,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:30,291 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:30,291 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:30,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:30,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:30,291 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:30,293 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:06:30,293 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:06:30,379 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:30,379 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:30,384 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:30,384 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:30,384 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:30,384 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:30,384 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:30,384 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:30,387 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:30,388 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:30,391 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:30,391 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:30,392 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:30,392 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:30,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:30,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:30,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:30,392 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:30,398 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:30,398 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:30,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:30,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 11:06:30 BoogieIcfgContainer [2019-01-01 23:06:30,411 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 23:06:30,411 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 23:06:30,411 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 23:06:30,412 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 23:06:30,412 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:05:29" (3/4) ... [2019-01-01 23:06:30,420 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 23:06:30,420 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 23:06:30,422 INFO L168 Benchmark]: Toolchain (without parser) took 61671.46 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 421.0 MB). Free memory was 952.7 MB in the beginning and 1.3 GB in the end (delta: -305.4 MB). Peak memory consumption was 115.6 MB. Max. memory is 11.5 GB. [2019-01-01 23:06:30,424 INFO L168 Benchmark]: CDTParser took 0.16 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. [2019-01-01 23:06:30,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.15 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-01 23:06:30,425 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.69 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:06:30,425 INFO L168 Benchmark]: Boogie Preprocessor took 31.86 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:06:30,428 INFO L168 Benchmark]: RCFGBuilder took 337.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-01-01 23:06:30,429 INFO L168 Benchmark]: BuchiAutomizer took 60923.03 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 283.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -139.9 MB). Peak memory consumption was 590.3 MB. Max. memory is 11.5 GB. [2019-01-01 23:06:30,430 INFO L168 Benchmark]: Witness Printer took 8.50 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:06:30,437 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 321.15 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 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 43.69 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.86 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 337.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 60923.03 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 283.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -139.9 MB). Peak memory consumption was 590.3 MB. Max. memory is 11.5 GB. * Witness Printer took 8.50 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 60.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 60.7s. 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: 516ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 25.7s - 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...