./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/functions_true-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/loop-acceleration/functions_true-unreach-call1_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3c98e46e8bcde2a6f7242e04c6ffae9b0180cfb9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:42:49,729 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:42:49,731 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:42:49,749 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:42:49,749 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:42:49,750 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:42:49,751 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:42:49,753 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:42:49,755 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:42:49,756 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:42:49,756 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:42:49,757 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:42:49,758 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:42:49,758 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:42:49,760 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:42:49,760 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:42:49,761 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:42:49,763 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:42:49,767 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:42:49,773 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:42:49,774 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:42:49,775 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:42:49,778 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:42:49,778 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:42:49,778 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:42:49,779 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:42:49,780 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:42:49,781 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:42:49,781 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:42:49,782 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:42:49,783 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:42:49,783 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:42:49,783 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:42:49,784 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:42:49,785 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:42:49,785 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:42:49,786 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 23:42:49,802 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:42:49,803 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:42:49,804 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:42:49,804 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:42:49,804 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:42:49,805 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:42:49,805 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:42:49,805 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:42:49,805 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:42:49,805 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:42:49,805 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:42:49,806 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:42:49,806 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 23:42:49,806 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:42:49,806 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:42:49,806 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 23:42:49,806 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:42:49,807 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:42:49,807 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:42:49,807 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:42:49,807 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 23:42:49,807 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:42:49,807 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:42:49,808 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:42:49,808 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:42:49,808 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:42:49,808 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:42:49,808 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:42:49,809 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:42:49,809 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:42:49,809 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:42:49,810 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:42:49,810 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c98e46e8bcde2a6f7242e04c6ffae9b0180cfb9 [2018-11-28 23:42:49,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:42:49,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:42:49,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:42:49,868 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:42:49,868 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:42:49,869 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/functions_true-unreach-call1_true-termination.i [2018-11-28 23:42:49,940 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3355331e4/2b0f3c6a69124c6fa173792b2c63eff7/FLAG4f35dd689 [2018-11-28 23:42:50,360 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:42:50,360 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/functions_true-unreach-call1_true-termination.i [2018-11-28 23:42:50,366 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3355331e4/2b0f3c6a69124c6fa173792b2c63eff7/FLAG4f35dd689 [2018-11-28 23:42:50,724 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3355331e4/2b0f3c6a69124c6fa173792b2c63eff7 [2018-11-28 23:42:50,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:42:50,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:42:50,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:42:50,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:42:50,736 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:42:50,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:42:50" (1/1) ... [2018-11-28 23:42:50,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@151a95c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:50, skipping insertion in model container [2018-11-28 23:42:50,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:42:50" (1/1) ... [2018-11-28 23:42:50,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:42:50,772 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:42:51,013 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:42:51,022 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:42:51,042 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:42:51,062 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:42:51,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51 WrapperNode [2018-11-28 23:42:51,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:42:51,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:42:51,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:42:51,064 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:42:51,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (1/1) ... [2018-11-28 23:42:51,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (1/1) ... [2018-11-28 23:42:51,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:42:51,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:42:51,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:42:51,102 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:42:51,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (1/1) ... [2018-11-28 23:42:51,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (1/1) ... [2018-11-28 23:42:51,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (1/1) ... [2018-11-28 23:42:51,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (1/1) ... [2018-11-28 23:42:51,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (1/1) ... [2018-11-28 23:42:51,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (1/1) ... [2018-11-28 23:42:51,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (1/1) ... [2018-11-28 23:42:51,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:42:51,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:42:51,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:42:51,127 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:42:51,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (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 23:42:51,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:42:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:42:51,437 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:42:51,437 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-11-28 23:42:51,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:42:51 BoogieIcfgContainer [2018-11-28 23:42:51,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:42:51,439 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:42:51,439 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:42:51,442 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:42:51,443 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:42:51,443 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:42:50" (1/3) ... [2018-11-28 23:42:51,444 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d42cfb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:42:51, skipping insertion in model container [2018-11-28 23:42:51,444 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:42:51,444 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:42:51" (2/3) ... [2018-11-28 23:42:51,445 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d42cfb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:42:51, skipping insertion in model container [2018-11-28 23:42:51,445 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:42:51,445 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:42:51" (3/3) ... [2018-11-28 23:42:51,447 INFO L375 chiAutomizerObserver]: Analyzing ICFG functions_true-unreach-call1_true-termination.i [2018-11-28 23:42:51,509 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:42:51,509 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:42:51,510 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:42:51,510 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:42:51,510 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:42:51,510 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:42:51,510 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:42:51,510 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:42:51,510 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:42:51,525 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-28 23:42:51,546 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-28 23:42:51,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:42:51,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:42:51,554 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:42:51,555 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 23:42:51,555 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:42:51,555 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-28 23:42:51,556 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-28 23:42:51,556 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:42:51,557 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:42:51,557 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 23:42:51,557 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 23:42:51,566 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 5#L13-2true [2018-11-28 23:42:51,567 INFO L796 eck$LassoCheckResult]: Loop: 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2018-11-28 23:42:51,574 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:42:51,574 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 23:42:51,577 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:42:51,578 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:42:51,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:42:51,637 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:42:51,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:42:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:42:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:42:51,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:42:51,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2018-11-28 23:42:51,688 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:42:51,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:42:51,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:42:51,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:42:51,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:42:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:42:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:42:51,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:42:51,716 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 1 times [2018-11-28 23:42:51,716 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:42:51,716 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:42:51,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:42:51,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:42:51,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:42:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:42:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:42:51,942 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-28 23:42:51,953 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:42:51,954 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:42:51,954 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:42:51,954 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:42:51,955 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:42:51,955 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:42:51,956 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:42:51,956 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:42:51,956 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 23:42:51,956 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:42:51,957 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:42:51,982 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 23:42:52,000 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 23:42:52,407 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2018-11-28 23:42:52,548 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-11-28 23:42:52,554 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:42:52,555 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 23:42:52,561 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:42:52,561 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:42:52,573 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:42:52,573 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=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 23:42:52,596 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:42:52,596 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 23:42:52,779 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:42:52,779 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:05,022 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:43:05,042 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:05,042 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:05,042 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:05,042 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:05,043 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:43:05,043 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:05,043 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:05,043 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:05,043 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 23:43:05,043 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:05,044 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:05,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:05,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:05,262 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2018-11-28 23:43:05,479 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-11-28 23:43:05,501 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:05,508 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:43:05,510 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,512 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:05,512 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,515 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,515 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,515 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:05,522 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:05,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,571 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,572 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,572 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:05,573 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,573 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,574 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,574 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:05,574 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:05,575 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,577 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,578 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:43:05,578 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,580 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:05,580 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,581 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,581 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,581 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:05,584 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:05,584 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,639 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,639 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:05,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,640 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:05,641 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:05,641 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,647 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,647 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:43:05,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,648 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:05,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,650 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:05,659 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:05,659 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,711 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,712 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:05,712 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,713 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:05,714 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:05,714 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,715 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:43:05,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,717 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:05,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,718 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:05,724 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:05,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,755 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,755 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,756 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:05,756 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,757 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:05,758 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:05,758 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,760 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,760 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:43:05,761 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,761 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:05,762 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:05,762 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,762 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,763 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:05,767 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:05,767 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,866 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,867 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:05,867 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:05,868 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,868 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,868 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,868 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:05,870 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:05,870 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,872 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:43:05,872 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,873 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:05,873 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:05,877 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,878 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,878 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,878 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:05,887 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:05,887 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,987 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,988 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,989 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:05,991 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:05,991 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:05,991 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:05,991 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:05,991 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:05,994 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:05,994 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:05,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:05,998 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:43:05,998 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:05,999 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:05,999 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:06,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:06,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:06,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:06,004 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:06,013 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:06,013 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:06,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:06,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:06,165 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:06,165 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:06,165 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:06,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:06,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:06,167 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:06,171 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:06,171 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:06,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:06,173 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:43:06,173 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:06,175 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:06,176 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:06,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:06,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:06,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:06,177 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:06,178 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:06,180 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:06,195 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:06,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:06,196 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:06,196 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:06,196 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:06,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:06,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:06,198 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:06,199 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:06,199 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:06,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:06,208 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:43:06,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:06,210 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:06,211 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:06,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:06,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:06,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:06,211 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:06,221 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:06,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:06,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:06,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:06,284 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:06,284 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:06,285 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:06,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:06,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:06,286 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:06,288 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:06,289 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:06,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:06,355 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:06,355 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:06,355 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:06,355 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:06,356 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:43:06,356 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:06,356 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:06,356 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:06,356 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 23:43:06,356 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:06,356 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:06,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:06,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:06,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:06,599 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-28 23:43:06,990 WARN L180 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2018-11-28 23:43:07,198 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:07,198 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:07,203 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:07,203 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:07,207 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:43:07,207 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:07,230 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:07,230 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:07,248 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:43:07,248 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:43:07,288 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:07,288 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:07,355 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:43:07,356 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:19,613 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:43:19,634 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:19,634 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:19,634 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:19,634 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:19,634 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:43:19,634 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:19,635 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:19,635 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:19,635 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 23:43:19,635 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:19,635 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:19,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:19,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:19,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:19,829 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2018-11-28 23:43:19,870 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:19,871 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:43:19,872 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:19,872 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,872 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:19,873 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:19,873 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:19,873 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:19,873 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:19,876 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:19,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:19,877 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:19,878 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,878 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:19,878 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:19,878 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:19,878 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:19,881 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:19,881 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:19,882 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:19,882 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:19,882 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,883 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:19,887 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:19,887 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:19,891 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:19,892 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:43:19,905 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:19,905 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:43:19,906 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:19,908 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:19,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:19,910 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:19,910 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:19,910 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:19,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:19,913 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:19,914 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 23:43:19,916 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:19,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:19,917 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:19,917 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:19,917 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:19,917 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:19,919 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:19,920 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:19,922 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,923 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:19,923 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:19,923 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:19,927 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:43:19,927 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:43:19,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:19,947 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:43:19,949 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:19,950 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,950 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:19,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:19,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:19,956 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:19,956 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:19,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:19,958 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:19,958 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:19,959 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,959 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:19,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:19,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:19,959 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:19,962 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:19,962 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:19,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:19,966 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:19,968 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,968 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:19,968 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:19,968 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:19,973 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:43:19,975 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:43:19,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:19,997 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:43:19,998 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:19,998 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:19,998 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,001 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,002 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,002 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:20,002 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:20,003 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,003 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,005 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 23:43:20,006 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:20,006 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,008 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:20,009 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:20,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,009 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,011 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,012 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:20,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,014 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:20,028 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:43:20,033 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:43:20,062 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,069 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:43:20,069 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,073 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,073 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:20,073 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,073 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,074 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,074 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:20,074 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:20,074 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,081 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,082 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,082 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,084 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:20,085 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,085 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,085 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:20,088 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:20,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,089 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,089 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,090 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,090 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:20,090 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,090 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,090 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:20,101 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:43:20,101 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:43:20,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,157 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:43:20,158 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,159 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,159 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:20,159 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,163 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,164 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:20,164 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:20,164 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,169 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,169 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:20,170 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,170 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,170 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,170 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:20,171 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:20,171 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,174 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,177 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,177 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:20,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,177 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:20,183 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:43:20,184 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:43:20,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,289 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:43:20,293 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,294 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,295 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:20,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,296 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:20,298 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:20,305 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,307 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,307 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:20,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,311 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,312 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,312 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:20,314 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:20,314 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,315 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,315 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,320 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,320 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:20,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,320 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:20,327 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:43:20,328 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:43:20,584 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,585 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:43:20,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,586 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,586 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:20,592 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,593 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,593 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,593 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:20,593 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:20,593 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,599 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,601 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,602 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:20,603 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,603 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:20,603 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:20,604 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,607 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,609 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,610 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,610 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:20,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,610 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,611 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:20,617 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:43:20,624 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:43:20,660 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,662 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:43:20,662 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,664 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,665 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:20,665 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,665 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:20,669 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:20,669 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,670 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,672 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,674 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,674 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:20,675 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:20,675 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,675 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,675 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:20,677 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:20,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:20,680 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,681 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:20,683 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:20,684 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:20,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:20,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:20,685 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:20,691 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:43:20,692 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:43:20,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:20,810 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 23:43:20,811 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2018-11-28 23:43:20,812 INFO L796 eck$LassoCheckResult]: Loop: 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2018-11-28 23:43:20,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:43:20,813 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 2 times [2018-11-28 23:43:20,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:43:20,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:43:20,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:20,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:43:20,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:20,835 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:43:20,835 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 2 times [2018-11-28 23:43:20,836 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:43:20,836 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:43:20,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:20,837 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:43:20,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:20,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:43:20,851 INFO L82 PathProgramCache]: Analyzing trace with hash 29862436, now seen corresponding path program 3 times [2018-11-28 23:43:20,851 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:43:20,851 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:43:20,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:20,853 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:43:20,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:43:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:43:21,018 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-28 23:43:21,091 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:21,091 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:21,091 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:21,091 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:21,092 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:43:21,092 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:21,092 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:21,092 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:21,092 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 23:43:21,092 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:21,094 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:21,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:21,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:21,245 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:21,246 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:21,249 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:21,249 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 23:43:21,429 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:43:21,429 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:33,701 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:43:33,721 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:33,721 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:33,722 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:33,722 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:33,722 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:43:33,722 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:33,722 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:33,722 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:33,722 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 23:43:33,722 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:33,722 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:33,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:33,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:33,927 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:33,927 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:43:33,927 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:33,928 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:33,928 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,928 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,928 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,929 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:33,929 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:33,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:33,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:33,933 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:33,933 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:33,934 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,934 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,934 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,934 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:33,937 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:33,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:33,941 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:33,941 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:43:33,941 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:33,942 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:33,942 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,942 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,942 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,942 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:33,943 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:33,943 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:33,943 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:33,943 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:33,947 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:33,948 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,948 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,948 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,948 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:33,951 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:33,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:33,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:33,956 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:43:33,956 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:33,956 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:33,956 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,959 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:33,959 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:33,960 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:33,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:33,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:33,963 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:33,963 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,963 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,963 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,963 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:33,967 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:33,967 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:33,972 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:33,972 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:43:33,972 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:33,975 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:33,975 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,975 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,975 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,976 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:33,977 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:33,977 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:33,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:33,978 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:33,981 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:33,982 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,982 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,982 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,982 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:33,983 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:33,983 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:33,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:33,990 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:43:33,991 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 23:43:33,991 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:33,991 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:33,991 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,992 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:33,992 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:33,992 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:33,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:33,998 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:33,998 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:33,999 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:33,999 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:33,999 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:33,999 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:33,999 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:34,000 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:34,000 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:34,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:34,017 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:43:34,017 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:34,017 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:34,020 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:34,020 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:34,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:34,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:34,020 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:34,023 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:34,023 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:34,024 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:34,025 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:34,025 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:34,025 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:34,026 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:34,029 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:34,029 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:34,029 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:34,032 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:34,033 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:34,059 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:34,060 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:43:34,060 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:34,061 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:34,061 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:34,061 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:34,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:34,065 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:34,065 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:34,066 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:34,066 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:34,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:34,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:34,070 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:34,071 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:34,071 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:34,071 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:34,071 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:34,071 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:34,079 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:34,079 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:34,130 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:34,130 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:43:34,130 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:34,131 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:34,131 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:34,131 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:34,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:34,131 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:34,131 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:34,132 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:34,132 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:34,137 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:34,138 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:34,138 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:34,138 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:34,138 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:34,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:34,138 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:34,138 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:34,143 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:34,143 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:34,151 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:34,151 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:43:34,152 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:34,153 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:34,153 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:34,153 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:34,153 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:34,154 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:34,154 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:34,154 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:34,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:34,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:34,161 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:34,161 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:34,161 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:34,162 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:34,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:34,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:34,162 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:34,167 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:34,168 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:34,192 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:34,498 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2018-11-28 23:43:34,603 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-28 23:43:34,614 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:34,614 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:34,615 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:34,615 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:34,615 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:43:34,615 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:34,615 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:34,615 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:34,615 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 23:43:34,616 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:34,616 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:34,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:34,744 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-28 23:43:34,893 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-28 23:43:34,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:34,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:35,151 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-28 23:43:35,623 WARN L180 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2018-11-28 23:43:35,676 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:35,676 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:35,681 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:43:35,681 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:35,736 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:43:35,736 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:43:47,991 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 23:43:48,012 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:43:48,012 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:43:48,012 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:43:48,013 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:43:48,013 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:43:48,013 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:43:48,013 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:43:48,013 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:43:48,013 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 23:43:48,013 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:43:48,013 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:43:48,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:48,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:48,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:43:48,307 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-28 23:43:48,424 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2018-11-28 23:43:48,534 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:43:48,535 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:43:48,535 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,536 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,536 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,536 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,536 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,536 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:48,540 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:48,540 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,541 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,541 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,544 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,544 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,545 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,545 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:48,546 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:48,546 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 23:43:48,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,564 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,565 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,565 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,565 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,565 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,565 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:43:48,565 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:43:48,565 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,570 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 23:43:48,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,571 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,571 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,572 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:48,572 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:48,572 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,572 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,573 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,573 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,573 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,573 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,573 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:48,581 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:43:48,583 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:43:48,605 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,605 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,606 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,606 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,606 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,606 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:48,610 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:48,610 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,611 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 23:43:48,611 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,616 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,616 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,616 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,616 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,616 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:48,617 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:48,617 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,617 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,622 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:48,628 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:43:48,628 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:43:48,659 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,660 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,660 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,661 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,661 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,661 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:48,661 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:48,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,665 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,665 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 23:43:48,666 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,666 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,666 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,669 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,670 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:48,670 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:48,670 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,671 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,673 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,676 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,676 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,676 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,676 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:48,680 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:43:48,680 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:43:48,718 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,718 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,719 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:43:48,719 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,719 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,719 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,719 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:48,720 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:48,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,724 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 23:43:48,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,725 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:48,725 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:48,725 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,726 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:48,730 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:48,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,731 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,732 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 23:43:48,732 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:48,733 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:48,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,736 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:48,741 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 23:43:48,741 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 23:43:48,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,916 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,916 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:48,919 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:48,919 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,920 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,920 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,920 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 23:43:48,921 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 23:43:48,921 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,925 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,925 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 23:43:48,926 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,926 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:48,926 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:48,930 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:48,930 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,930 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,932 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:48,933 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:48,933 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:48,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:48,936 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:48,937 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:48,937 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:48,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:48,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:48,938 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:48,946 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:43:48,946 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:43:49,559 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,560 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,560 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,560 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 23:43:49,560 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,561 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:49,561 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:49,561 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,568 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 23:43:49,568 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 23:43:49,569 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,569 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:49,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:49,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,569 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:49,574 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:49,574 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:49,577 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:49,577 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:49,578 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:49,578 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:49,578 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:49,578 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:49,578 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:49,590 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 23:43:49,591 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 23:43:51,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:51,037 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 23:43:51,037 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:51,038 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:51,038 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:51,038 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:51,038 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:51,038 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 23:43:51,039 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 23:43:51,039 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:51,044 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:51,045 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 23:43:51,045 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:51,045 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:51,045 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:51,046 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:51,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:51,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:51,046 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:51,046 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:51,046 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:51,052 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:51,052 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 23:43:51,053 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:51,053 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:51,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:51,053 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:51,053 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:51,060 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 23:43:51,060 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 23:43:51,184 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:51,185 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:51,185 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:51,185 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 23:43:51,185 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:51,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:51,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:51,189 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 23:43:51,190 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 23:43:51,190 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:51,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:51,194 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 23:43:51,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:51,196 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:51,196 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:51,200 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:51,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:51,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:51,200 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:51,201 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:51,201 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:51,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:51,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:43:51,206 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:51,206 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:51,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:51,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:51,207 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:51,216 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 23:43:51,216 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 23:43:51,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:51,715 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 23:43:51,718 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 23:43:51,719 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 23:43:51,719 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:43:51,719 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:43:51,719 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:43:51,719 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 23:43:51,720 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 23:43:51,720 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:43:51,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:43:51,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:43:51 BoogieIcfgContainer [2018-11-28 23:43:51,735 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:43:51,736 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:43:51,736 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:43:51,736 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:43:51,739 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:42:51" (3/4) ... [2018-11-28 23:43:51,744 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 23:43:51,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:43:51,745 INFO L168 Benchmark]: Toolchain (without parser) took 61015.77 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 381.7 MB). Free memory was 952.7 MB in the beginning and 1.2 GB in the end (delta: -270.4 MB). Peak memory consumption was 111.3 MB. Max. memory is 11.5 GB. [2018-11-28 23:43:51,749 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:43:51,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.08 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:43:51,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.31 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:43:51,755 INFO L168 Benchmark]: Boogie Preprocessor took 24.84 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:43:51,755 INFO L168 Benchmark]: RCFGBuilder took 311.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -154.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-28 23:43:51,756 INFO L168 Benchmark]: BuchiAutomizer took 60296.82 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 260.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -126.5 MB). Peak memory consumption was 468.0 MB. Max. memory is 11.5 GB. [2018-11-28 23:43:51,763 INFO L168 Benchmark]: Witness Printer took 8.23 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:43:51,771 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 332.08 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.31 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.84 ms. Allocated memory is still 1.0 GB. Free memory is still 941.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 311.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -154.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 60296.82 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 260.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -126.5 MB). Peak memory consumption was 468.0 MB. Max. memory is 11.5 GB. * Witness Printer took 8.23 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 60.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 60.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital28 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div248 bol100 ite100 ukn100 eq163 hnf60 smp95 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 509ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.7s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0;" "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...