./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash ff621535cb82838a5b388320305948f36878571d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:17:22,708 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:17:22,710 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:17:22,722 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:17:22,723 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:17:22,724 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:17:22,726 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:17:22,728 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:17:22,730 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:17:22,731 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:17:22,732 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:17:22,732 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:17:22,733 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:17:22,734 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:17:22,736 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:17:22,737 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:17:22,738 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:17:22,740 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:17:22,743 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:17:22,745 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:17:22,746 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:17:22,748 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:17:22,751 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:17:22,751 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:17:22,751 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:17:22,753 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:17:22,754 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:17:22,755 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:17:22,756 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:17:22,757 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:17:22,758 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:17:22,759 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:17:22,759 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:17:22,759 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:17:22,760 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:17:22,761 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:17:22,761 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-28 23:17:22,780 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:17:22,780 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:17:22,781 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:17:22,781 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:17:22,782 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:17:22,782 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:17:22,782 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:17:22,782 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:17:22,782 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:17:22,783 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:17:22,783 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:17:22,783 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:17:22,783 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:17:22,783 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:17:22,784 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:17:22,784 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:17:22,784 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:17:22,784 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:17:22,784 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:17:22,785 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:17:22,785 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:17:22,785 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:17:22,785 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:17:22,785 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:17:22,786 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:17:22,786 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:17:22,786 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:17:22,786 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:17:22,787 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:17:22,787 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff621535cb82838a5b388320305948f36878571d [2018-11-28 23:17:22,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:17:22,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:17:22,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:17:22,852 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:17:22,853 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:17:22,854 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2018-11-28 23:17:22,918 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f386a0d46/f39458694e504176aa9286e7f829e455/FLAG5a5a6571d [2018-11-28 23:17:23,401 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:17:23,401 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2018-11-28 23:17:23,408 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f386a0d46/f39458694e504176aa9286e7f829e455/FLAG5a5a6571d [2018-11-28 23:17:23,739 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f386a0d46/f39458694e504176aa9286e7f829e455 [2018-11-28 23:17:23,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:17:23,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:17:23,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:17:23,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:17:23,751 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:17:23,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:17:23" (1/1) ... [2018-11-28 23:17:23,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61d25767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:23, skipping insertion in model container [2018-11-28 23:17:23,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:17:23" (1/1) ... [2018-11-28 23:17:23,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:17:23,782 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:17:24,015 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:17:24,021 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:17:24,042 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:17:24,061 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:17:24,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24 WrapperNode [2018-11-28 23:17:24,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:17:24,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:17:24,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:17:24,063 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:17:24,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... [2018-11-28 23:17:24,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... [2018-11-28 23:17:24,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:17:24,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:17:24,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:17:24,103 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:17:24,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... [2018-11-28 23:17:24,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... [2018-11-28 23:17:24,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... [2018-11-28 23:17:24,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... [2018-11-28 23:17:24,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... [2018-11-28 23:17:24,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... [2018-11-28 23:17:24,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... [2018-11-28 23:17:24,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:17:24,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:17:24,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:17:24,130 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:17:24,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:17:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:17:24,435 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:17:24,436 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-28 23:17:24,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:17:24 BoogieIcfgContainer [2018-11-28 23:17:24,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:17:24,437 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:17:24,437 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:17:24,441 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:17:24,442 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:17:24,443 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:17:23" (1/3) ... [2018-11-28 23:17:24,444 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3fec2cb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:17:24, skipping insertion in model container [2018-11-28 23:17:24,444 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:17:24,444 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:17:24" (2/3) ... [2018-11-28 23:17:24,444 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3fec2cb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:17:24, skipping insertion in model container [2018-11-28 23:17:24,445 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:17:24,445 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:17:24" (3/3) ... [2018-11-28 23:17:24,447 INFO L375 chiAutomizerObserver]: Analyzing ICFG Swingers_false-termination_true-no-overflow.c [2018-11-28 23:17:24,508 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:17:24,508 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:17:24,508 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:17:24,509 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:17:24,509 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:17:24,509 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:17:24,509 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:17:24,509 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:17:24,509 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:17:24,524 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-28 23:17:24,545 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:17:24,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:17:24,546 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:17:24,553 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:17:24,554 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:17:24,554 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:17:24,554 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-28 23:17:24,555 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 23:17:24,555 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:17:24,555 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:17:24,555 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:17:24,555 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 23:17:24,564 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2018-11-28 23:17:24,565 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2018-11-28 23:17:24,571 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:17:24,571 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 23:17:24,574 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:17:24,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:17:24,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:24,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:17:24,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:24,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:17:24,687 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 23:17:24,687 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:17:24,687 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:17:24,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:24,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:17:24,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:24,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:17:24,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 23:17:24,706 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:17:24,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:17:24,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:24,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:17:24,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:24,860 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-28 23:17:25,004 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:17:25,005 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:17:25,005 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:17:25,005 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:17:25,005 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:17:25,005 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:25,006 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:17:25,006 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:17:25,006 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 23:17:25,006 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:17:25,006 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:17:25,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:25,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:25,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:25,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:25,401 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-28 23:17:25,526 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-28 23:17:25,555 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:17:25,556 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:25,571 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:17:25,571 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:17:25,595 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:17:25,595 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:25,600 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:17:25,601 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:17:25,604 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:17:25,604 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:25,626 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:17:25,626 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:25,658 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:17:25,658 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:17:26,688 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 23:17:26,690 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:17:26,690 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:17:26,690 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:17:26,690 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:17:26,691 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:17:26,691 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:26,691 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:17:26,691 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:17:26,691 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 23:17:26,691 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:17:26,691 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:17:26,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:26,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:26,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:26,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:27,035 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:17:27,042 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:17:27,044 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,046 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,047 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:17:27,052 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:17:27,052 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:17:27,061 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,061 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,062 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,062 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,063 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,063 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:17:27,069 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:17:27,069 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:17:27,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,174 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,177 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:27,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,178 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:17:27,179 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:17:27,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:27,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,186 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:17:27,189 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:17:27,189 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:17:27,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,207 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:17:27,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,208 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,211 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:27,214 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:27,214 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:27,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,228 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,229 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,230 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,230 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,230 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:27,236 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:27,236 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:27,346 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,347 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,349 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,351 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:27,351 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,352 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:27,352 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:17:27,353 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:27,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,354 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,354 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,356 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,359 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:27,362 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:27,362 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:27,376 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,376 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:17:27,377 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,377 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,378 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,384 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:27,384 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:27,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,392 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,392 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,393 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,394 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,405 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:27,406 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:27,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,469 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,473 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,473 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:27,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,474 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,475 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:17:27,475 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:27,478 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,480 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,480 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,480 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,483 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:27,484 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:27,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,490 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:17:27,490 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,491 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,492 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:27,497 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:27,497 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:27,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,507 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,507 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,509 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,509 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,510 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:27,514 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:27,514 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:27,543 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,544 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 [2018-11-28 23:17:27,545 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,545 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:27,545 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,545 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,545 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:27,546 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:17:27,546 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:27,547 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,547 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,548 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:27,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,548 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,548 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:27,551 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:27,551 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:27,557 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,557 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:17:27,557 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,558 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,558 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:27,559 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,559 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,559 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:27,563 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:27,563 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:27,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,568 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,568 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,568 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:27,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,569 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:27,572 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:27,573 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:27,613 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,614 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,614 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,615 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:27,615 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:27,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,615 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,615 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:27,618 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:17:27,618 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:27,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,620 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,622 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,622 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:27,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,623 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:27,625 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:27,625 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:27,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,632 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:17:27,632 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,633 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,633 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:17:27,633 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,633 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,634 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,638 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:27,638 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:27,645 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,645 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,646 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,646 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:17:27,648 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,648 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,649 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,654 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:27,654 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:27,692 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,693 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,694 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,694 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:17:27,694 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:27,694 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,697 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,698 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:17:27,699 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:27,700 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,701 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,702 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,702 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:17:27,702 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,703 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,703 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,707 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:27,707 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:27,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,715 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:17:27,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,716 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:27,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,717 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:27,722 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:27,722 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:27,731 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,732 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,732 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,734 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:27,734 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,735 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,735 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:27,741 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:27,741 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:27,776 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,776 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 [2018-11-28 23:17:27,778 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,778 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:27,778 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:27,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,779 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,779 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:27,781 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:17:27,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:27,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,783 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,784 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,784 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:27,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,785 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:27,790 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:27,790 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:27,799 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,799 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:17:27,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,800 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,800 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:27,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,801 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,805 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:27,805 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:27,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,810 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 [2018-11-28 23:17:27,811 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,811 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:27,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,812 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,817 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:27,817 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:27,861 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,861 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,862 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,862 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:27,862 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:27,862 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,864 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,865 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,865 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:17:27,865 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:27,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,869 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,869 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:27,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,870 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:27,874 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:27,874 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:27,879 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,880 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:17:27,880 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,882 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,882 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:27,883 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,883 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,883 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:17:27,886 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:17:27,887 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:17:27,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:27,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:27,894 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:27,896 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:27,896 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:27,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:27,897 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:17:27,903 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:17:27,904 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:17:28,124 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:28,125 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:28,125 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:28,125 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:28,126 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:28,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:28,126 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:28,126 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:17:28,127 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:17:28,127 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:28,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:28,129 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:28,132 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:28,132 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:28,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:28,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:28,132 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:17:28,135 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:17:28,135 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:17:28,141 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:28,142 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 23:17:28,143 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2018-11-28 23:17:28,143 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2018-11-28 23:17:28,143 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:17:28,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 23:17:28,143 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:17:28,143 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:17:28,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:28,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:17:28,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:28,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:28,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:17:28,163 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 23:17:28,163 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:17:28,163 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:17:28,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:28,164 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:17:28,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:28,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:17:28,179 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 23:17:28,179 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:17:28,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:17:28,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:28,180 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:17:28,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:17:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:17:28,322 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-28 23:17:28,427 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-28 23:17:28,746 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-11-28 23:17:28,768 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:17:28,768 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:17:28,768 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:17:28,769 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:17:28,769 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:17:28,769 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:28,769 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:17:28,769 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:17:28,769 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 23:17:28,769 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:17:28,769 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:17:28,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:28,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:28,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:28,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:29,100 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-28 23:17:29,291 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-28 23:17:29,346 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:17:29,346 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:29,356 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:17:29,356 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:17:29,385 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:17:29,385 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:29,392 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:17:29,392 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:17:29,398 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:17:29,398 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:17:29,419 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:17:29,419 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:29,442 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:17:29,443 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:29,447 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:17:29,447 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:29,477 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:17:29,477 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:17:41,522 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:17:41,525 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:17:41,526 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:17:41,526 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:17:41,526 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:17:41,526 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:17:41,526 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:17:41,526 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:17:41,526 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:17:41,527 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 23:17:41,527 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:17:41,527 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:17:41,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:41,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:41,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:41,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:17:41,732 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-28 23:17:41,813 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:17:41,813 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:17:41,814 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,814 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,815 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:17:41,863 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:17:41,863 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:17:41,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,869 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,869 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,869 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:41,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,870 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:17:41,872 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:17:41,873 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:41,873 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,873 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,876 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,876 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:17:41,878 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:17:41,878 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:17:41,880 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,881 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,881 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,881 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,882 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,884 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:17:41,885 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:17:41,885 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:17:41,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,894 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:17:41,895 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,895 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,895 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:41,898 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:41,899 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:41,900 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,900 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,903 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,903 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:41,903 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,904 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:41,904 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:17:41,904 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:41,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,905 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,905 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,905 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,909 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:41,910 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:41,910 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:41,914 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,914 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,915 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,915 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,915 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,915 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:41,920 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:41,920 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:41,931 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,932 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:17:41,932 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,932 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,934 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,935 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,935 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:41,937 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:41,937 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:41,940 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,940 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,941 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:41,943 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,943 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:41,943 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:17:41,943 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:41,945 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,945 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,946 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,946 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,946 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,946 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:41,950 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:41,950 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:41,954 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,954 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,955 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,955 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:41,960 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:41,960 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:41,981 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,982 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:17:41,982 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,982 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,982 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,985 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:41,987 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:41,987 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:41,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,991 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,992 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,992 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:41,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:41,992 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:41,996 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:17:41,996 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:41,996 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:41,997 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:41,999 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:41,999 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:41,999 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,000 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:42,001 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:42,001 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:42,004 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,005 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,005 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:17:42,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,006 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:42,011 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:42,011 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:42,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,027 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:17:42,027 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,028 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,028 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:42,028 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,028 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,028 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:42,032 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:42,033 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:42,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,037 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,037 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,037 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:42,037 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:42,040 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,040 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,040 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:42,041 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:17:42,041 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:42,042 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,042 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 [2018-11-28 23:17:42,042 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,042 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:42,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,046 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:42,047 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:42,047 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:42,052 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,052 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,053 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,054 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:42,054 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,054 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,054 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:17:42,059 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:17:42,059 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:17:42,077 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,077 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:17:42,078 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,078 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,078 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:17:42,079 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,081 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,081 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:42,083 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:42,083 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:42,088 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,088 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,088 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,089 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:17:42,090 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:42,090 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,090 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,090 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:42,093 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:17:42,093 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:42,094 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,094 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,095 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,095 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:17:42,095 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,095 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,095 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:42,100 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:42,100 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:42,105 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,106 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,106 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,106 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:17:42,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,107 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:42,112 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:42,113 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:42,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,135 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:17:42,135 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,136 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,136 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:42,136 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,136 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,136 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:42,142 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:42,142 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:42,149 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,149 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,150 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,150 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:42,150 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:42,150 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,150 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:42,154 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:17:42,154 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:42,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,155 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,157 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,157 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:42,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,157 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:42,162 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:42,162 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:42,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,170 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,170 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:42,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,174 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:17:42,179 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:17:42,179 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:17:42,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,204 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:17:42,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,205 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,205 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:42,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,208 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:42,210 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:42,210 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:42,215 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,215 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,216 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,216 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:42,216 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:42,216 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,216 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:42,220 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:17:42,220 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:42,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,222 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,222 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:42,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,222 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:42,227 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:42,227 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:42,231 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,232 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,232 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:17:42,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,232 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:17:42,238 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:17:42,238 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:17:42,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,270 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:17:42,271 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,271 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,271 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:42,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,272 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:17:42,277 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:17:42,277 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:17:42,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,283 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,283 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:42,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:17:42,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,287 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:17:42,288 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:17:42,289 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:17:42,291 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:17:42,292 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,292 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:42,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,292 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:17:42,297 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:17:42,297 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:17:42,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,304 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 [2018-11-28 23:17:42,305 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:17:42,305 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:17:42,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:17:42,305 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:17:42,305 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:17:42,311 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:17:42,312 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:17:42,379 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:17:42,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:17:42 BoogieIcfgContainer [2018-11-28 23:17:42,387 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:17:42,387 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:17:42,387 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:17:42,388 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:17:42,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:17:24" (3/4) ... [2018-11-28 23:17:42,394 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 23:17:42,394 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:17:42,396 INFO L168 Benchmark]: Toolchain (without parser) took 18651.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 201.9 MB). Free memory was 954.0 MB in the beginning and 1.0 GB in the end (delta: -82.1 MB). Peak memory consumption was 119.8 MB. Max. memory is 11.5 GB. [2018-11-28 23:17:42,397 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:17:42,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.10 ms. Allocated memory is still 1.0 GB. Free memory was 954.0 MB in the beginning and 943.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:17:42,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.54 ms. Allocated memory is still 1.0 GB. Free memory is still 943.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:17:42,399 INFO L168 Benchmark]: Boogie Preprocessor took 26.91 ms. Allocated memory is still 1.0 GB. Free memory is still 943.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:17:42,399 INFO L168 Benchmark]: RCFGBuilder took 306.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -160.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:17:42,403 INFO L168 Benchmark]: BuchiAutomizer took 17949.71 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.0 MB). Peak memory consumption was 335.6 MB. Max. memory is 11.5 GB. [2018-11-28 23:17:42,404 INFO L168 Benchmark]: Witness Printer took 6.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:17:42,409 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 316.10 ms. Allocated memory is still 1.0 GB. Free memory was 954.0 MB in the beginning and 943.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.54 ms. Allocated memory is still 1.0 GB. Free memory is still 943.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.91 ms. Allocated memory is still 1.0 GB. Free memory is still 943.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 306.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -160.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 17949.71 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.0 MB). Peak memory consumption was 335.6 MB. Max. memory is 11.5 GB. * Witness Printer took 6.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 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 17.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 17.8s. 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: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf87 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 11ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17;" "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" Loop: "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...