./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ff621535cb82838a5b388320305948f36878571d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 21:39:45,368 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 21:39:45,373 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 21:39:45,389 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 21:39:45,389 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 21:39:45,390 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 21:39:45,393 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 21:39:45,395 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 21:39:45,398 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 21:39:45,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 21:39:45,403 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 21:39:45,404 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 21:39:45,405 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 21:39:45,406 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 21:39:45,407 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 21:39:45,408 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 21:39:45,409 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 21:39:45,410 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 21:39:45,412 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 21:39:45,414 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 21:39:45,415 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 21:39:45,416 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 21:39:45,419 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 21:39:45,419 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 21:39:45,419 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 21:39:45,420 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 21:39:45,421 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 21:39:45,422 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 21:39:45,423 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 21:39:45,424 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 21:39:45,424 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 21:39:45,424 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 21:39:45,425 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 21:39:45,425 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 21:39:45,426 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 21:39:45,427 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 21:39:45,427 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-01-01 21:39:45,444 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 21:39:45,445 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 21:39:45,446 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 21:39:45,446 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 21:39:45,446 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 21:39:45,446 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 21:39:45,447 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 21:39:45,447 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 21:39:45,447 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 21:39:45,447 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 21:39:45,447 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 21:39:45,448 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 21:39:45,448 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 21:39:45,448 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 21:39:45,448 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 21:39:45,448 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 21:39:45,448 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 21:39:45,449 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 21:39:45,449 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 21:39:45,449 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 21:39:45,449 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 21:39:45,449 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 21:39:45,449 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 21:39:45,450 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 21:39:45,450 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 21:39:45,450 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 21:39:45,450 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 21:39:45,450 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 21:39:45,451 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 21:39:45,451 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff621535cb82838a5b388320305948f36878571d [2019-01-01 21:39:45,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 21:39:45,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 21:39:45,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 21:39:45,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 21:39:45,534 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 21:39:45,535 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2019-01-01 21:39:45,600 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7450ea74/560ed1e0730d491a9987ef5be2d8e7a9/FLAG36049b6ac [2019-01-01 21:39:46,071 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 21:39:46,072 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2019-01-01 21:39:46,079 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7450ea74/560ed1e0730d491a9987ef5be2d8e7a9/FLAG36049b6ac [2019-01-01 21:39:46,439 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7450ea74/560ed1e0730d491a9987ef5be2d8e7a9 [2019-01-01 21:39:46,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 21:39:46,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 21:39:46,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 21:39:46,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 21:39:46,450 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 21:39:46,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58dfbf8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46, skipping insertion in model container [2019-01-01 21:39:46,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 21:39:46,484 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 21:39:46,678 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 21:39:46,683 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 21:39:46,700 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 21:39:46,715 INFO L195 MainTranslator]: Completed translation [2019-01-01 21:39:46,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46 WrapperNode [2019-01-01 21:39:46,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 21:39:46,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 21:39:46,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 21:39:46,717 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 21:39:46,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 21:39:46,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 21:39:46,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 21:39:46,756 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 21:39:46,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... [2019-01-01 21:39:46,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 21:39:46,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 21:39:46,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 21:39:46,783 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 21:39:46,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 21:39:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 21:39:47,091 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 21:39:47,092 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2019-01-01 21:39:47,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 09:39:47 BoogieIcfgContainer [2019-01-01 21:39:47,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 21:39:47,093 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 21:39:47,093 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 21:39:47,097 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 21:39:47,097 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 21:39:47,098 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 09:39:46" (1/3) ... [2019-01-01 21:39:47,099 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e2396bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 09:39:47, skipping insertion in model container [2019-01-01 21:39:47,099 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 21:39:47,099 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 09:39:46" (2/3) ... [2019-01-01 21:39:47,100 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e2396bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 09:39:47, skipping insertion in model container [2019-01-01 21:39:47,100 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 21:39:47,100 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 09:39:47" (3/3) ... [2019-01-01 21:39:47,102 INFO L375 chiAutomizerObserver]: Analyzing ICFG Swingers_false-termination_true-no-overflow.c [2019-01-01 21:39:47,163 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 21:39:47,164 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 21:39:47,164 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 21:39:47,165 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 21:39:47,165 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 21:39:47,165 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 21:39:47,165 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 21:39:47,165 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 21:39:47,165 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 21:39:47,182 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-01-01 21:39:47,202 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 21:39:47,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 21:39:47,203 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 21:39:47,209 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 21:39:47,209 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 21:39:47,209 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 21:39:47,209 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-01-01 21:39:47,210 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 21:39:47,210 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 21:39:47,210 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 21:39:47,211 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 21:39:47,211 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 21:39:47,220 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2019-01-01 21:39:47,220 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-01-01 21:39:47,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:47,227 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-01 21:39:47,229 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:47,230 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:47,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:47,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 21:39:47,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:47,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:47,332 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-01-01 21:39:47,332 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:47,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:47,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:47,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 21:39:47,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:47,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:47,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-01-01 21:39:47,352 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:47,352 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:47,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:47,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 21:39:47,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:47,500 WARN L181 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 21:39:47,607 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 21:39:47,665 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 21:39:47,666 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 21:39:47,666 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 21:39:47,666 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 21:39:47,666 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 21:39:47,666 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:47,667 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 21:39:47,667 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 21:39:47,667 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-01 21:39:47,668 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 21:39:47,669 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 21:39:47,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:47,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:47,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:47,936 WARN L181 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 21:39:47,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:48,327 WARN L181 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2019-01-01 21:39:48,439 WARN L181 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-01 21:39:48,472 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 21:39:48,472 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 [2019-01-01 21:39:48,477 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:48,478 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 21:39:48,501 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 21:39:48,501 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:48,509 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:48,509 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 21:39:48,514 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 21:39:48,514 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:48,535 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:48,535 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:48,579 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 21:39:48,579 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 21:39:49,491 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-01 21:39:49,494 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 21:39:49,494 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 21:39:49,495 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 21:39:49,495 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 21:39:49,495 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 21:39:49,495 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:49,495 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 21:39:49,495 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 21:39:49,495 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-01 21:39:49,495 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 21:39:49,496 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 21:39:49,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:49,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:49,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:49,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:49,802 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 21:39:49,811 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 21:39:49,813 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:49,815 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:49,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:49,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:49,815 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:49,827 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:49,827 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:39:49,840 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:49,844 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:49,845 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:49,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:49,847 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:49,847 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:49,854 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:49,856 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:39:49,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:49,944 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:49,945 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:49,945 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:49,946 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:49,946 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:49,951 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:49,951 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 21:39:49,952 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:49,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:49,953 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:49,956 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:49,956 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:49,956 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:49,956 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:39:49,959 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:49,962 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:39:49,969 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:49,970 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 21:39:49,970 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:49,973 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:49,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:49,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:49,974 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:49,980 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:49,980 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:49,988 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:49,991 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 [2019-01-01 21:39:49,992 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:49,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:49,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:49,993 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:50,004 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:50,004 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:50,097 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,098 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,099 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,099 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:50,099 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,100 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,100 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:50,100 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 21:39:50,101 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:50,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,102 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,103 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,103 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,103 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:50,105 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:50,105 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:50,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,114 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 21:39:50,116 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,117 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,118 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,118 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,122 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:50,122 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:50,128 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,130 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 [2019-01-01 21:39:50,131 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,133 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,138 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:50,139 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:50,199 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,200 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:50,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,201 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,202 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:39:50,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:50,203 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,204 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,205 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,207 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:50,207 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:50,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,213 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 21:39:50,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,215 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:50,217 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:50,217 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:50,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,223 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,223 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:50,229 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:50,230 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:50,271 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,272 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,273 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:50,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,274 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,274 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:50,274 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 21:39:50,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:50,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,279 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:39:50,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,281 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:50,284 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:50,284 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:50,291 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,291 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 21:39:50,292 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,292 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,293 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:50,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,295 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:50,298 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:50,301 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:50,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,311 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,311 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:50,312 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,312 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,312 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:50,324 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:50,326 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:50,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,363 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,364 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,364 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:50,364 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:50,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,364 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,365 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:50,365 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 21:39:50,365 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:50,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,369 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,370 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,370 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:50,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,370 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:39:50,375 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:39:50,376 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:39:50,381 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,383 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 21:39:50,383 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,385 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,387 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:50,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,388 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,388 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,391 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:50,393 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:50,400 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,400 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,401 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,401 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:50,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,405 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,406 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,417 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:50,420 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:50,462 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,463 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,465 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,465 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:50,465 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:50,465 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,466 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,466 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,467 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:39:50,467 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:50,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,472 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,475 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,475 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:39:50,475 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,475 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,481 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,484 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:50,484 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:50,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,494 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 21:39:50,494 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,496 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,498 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:50,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,500 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:50,503 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:50,504 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:50,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,515 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,518 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:50,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,518 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,518 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:50,526 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:50,526 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:50,575 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,578 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 [2019-01-01 21:39:50,581 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,581 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:50,581 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:50,581 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,582 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,582 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:50,585 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 21:39:50,585 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:50,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,588 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,590 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,590 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:50,590 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,591 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:39:50,595 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:39:50,596 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:39:50,608 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,610 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 21:39:50,611 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 [2019-01-01 21:39:50,611 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,613 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:50,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,614 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,618 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:50,618 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:50,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,624 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,624 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,624 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:50,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,628 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,632 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:50,632 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:50,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,687 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,688 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,688 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:50,688 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:50,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,689 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,693 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:39:50,694 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:50,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,697 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,697 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,698 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:39:50,698 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,698 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:39:50,702 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:39:50,702 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:39:50,708 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,708 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 21:39:50,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,710 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,710 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:50,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,710 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:50,714 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:39:50,715 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:39:50,721 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:50,722 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:50,724 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:50,724 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:50,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:50,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:50,725 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:50,730 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:39:50,730 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:39:51,021 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:51,023 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:51,024 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:51,025 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:51,025 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:39:51,025 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:51,025 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:51,025 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:51,026 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:39:51,028 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:39:51,031 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:51,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:39:51,034 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:39:51,041 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:39:51,041 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:39:51,041 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:39:51,041 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:39:51,047 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:39:51,049 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:39:51,058 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:39:51,059 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-01 21:39:51,060 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-01-01 21:39:51,060 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-01-01 21:39:51,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:51,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-01-01 21:39:51,060 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:51,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:51,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:51,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 21:39:51,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:51,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:51,076 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-01-01 21:39:51,076 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:51,076 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:51,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:51,079 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 21:39:51,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:51,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 21:39:51,089 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-01-01 21:39:51,090 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 21:39:51,090 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 21:39:51,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:51,093 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 21:39:51,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 21:39:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 21:39:51,231 WARN L181 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 21:39:51,353 WARN L181 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 21:39:51,519 WARN L181 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2019-01-01 21:39:51,535 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 21:39:51,535 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 21:39:51,536 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 21:39:51,536 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 21:39:51,536 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 21:39:51,536 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:51,536 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 21:39:51,536 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 21:39:51,536 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-01 21:39:51,536 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 21:39:51,536 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 21:39:51,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:51,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:51,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:51,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:39:51,826 WARN L181 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 21:39:52,225 WARN L181 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-01 21:39:52,227 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 21:39:52,227 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 21:39:52,236 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:52,236 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:52,284 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 21:39:52,285 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 21:39:52,295 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:52,296 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 [2019-01-01 21:39:52,313 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 21:39:52,314 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 21:39:52,355 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:52,355 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:39:52,415 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 21:39:52,415 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 21:39:52,423 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 21:39:52,424 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 21:39:52,477 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 21:39:52,478 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:40:04,526 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 21:40:04,530 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 21:40:04,530 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 21:40:04,530 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 21:40:04,530 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 21:40:04,531 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 21:40:04,531 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 21:40:04,531 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 21:40:04,531 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 21:40:04,531 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2019-01-01 21:40:04,531 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 21:40:04,531 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 21:40:04,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:40:04,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:40:04,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:40:04,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 21:40:04,837 WARN L181 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2019-01-01 21:40:05,017 WARN L181 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 21:40:05,194 WARN L181 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-01 21:40:05,320 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 21:40:05,321 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 21:40:05,321 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,322 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,323 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:40:05,324 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:40:05,324 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:40:05,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,326 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,326 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,327 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:40:05,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,327 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,327 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:40:05,327 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 21:40:05,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:40:05,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,328 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,329 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:40:05,329 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:40:05,330 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:40:05,331 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,332 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,332 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,332 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,333 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 21:40:05,334 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:40:05,334 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 21:40:05,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,342 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 21:40:05,342 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,343 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,343 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,343 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,343 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:40:05,344 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:40:05,344 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:40:05,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,346 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,346 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:40:05,346 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,346 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,347 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:40:05,347 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 21:40:05,347 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:40:05,347 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,348 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,351 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,351 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,351 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,351 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:40:05,352 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:40:05,352 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:40:05,355 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,355 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,355 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,359 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:40:05,364 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:40:05,364 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:40:05,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,377 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 21:40:05,378 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,378 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,381 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,382 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:40:05,382 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:40:05,385 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,386 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,386 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,386 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:40:05,386 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,386 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,386 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,389 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:40:05,389 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:40:05,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,390 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,390 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,393 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,395 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:40:05,395 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:40:05,398 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,399 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,399 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,400 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,405 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:40:05,405 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:40:05,429 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,430 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 21:40:05,430 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,432 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,433 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:40:05,437 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:40:05,437 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:40:05,440 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,441 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,443 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:40:05,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,443 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:40:05,444 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 21:40:05,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:40:05,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,447 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,447 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,449 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,449 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:40:05,450 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:40:05,451 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:40:05,456 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,456 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,456 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 21:40:05,457 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,457 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,457 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:40:05,462 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:40:05,463 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:40:05,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,478 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 21:40:05,478 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,478 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,479 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:40:05,479 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,479 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,479 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:40:05,480 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:40:05,480 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:40:05,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,486 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,487 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,487 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:40:05,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:40:05,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,487 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:40:05,490 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 21:40:05,491 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:40:05,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,492 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,492 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,492 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:40:05,492 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,492 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:40:05,497 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:40:05,497 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:40:05,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,501 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,503 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,503 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:40:05,504 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,504 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,504 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 21:40:05,507 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 21:40:05,507 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 21:40:05,525 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,526 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 21:40:05,526 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,527 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,527 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:40:05,527 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,527 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,532 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:40:05,532 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:40:05,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,536 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,537 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,537 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:40:05,537 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:40:05,537 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,537 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,541 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,541 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:40:05,542 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:40:05,542 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,544 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,544 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,547 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:40:05,547 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,547 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,547 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,549 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:40:05,549 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:40:05,555 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,556 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,556 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,556 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 21:40:05,556 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,557 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,557 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,563 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:40:05,563 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:40:05,587 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,587 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 21:40:05,587 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,588 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,588 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:40:05,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,588 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:40:05,594 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:40:05,595 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:40:05,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,603 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,604 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,604 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:40:05,604 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:40:05,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,604 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:40:05,609 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 21:40:05,609 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:40:05,610 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,610 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,611 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,611 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:40:05,611 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,612 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:40:05,617 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:40:05,617 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:40:05,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,626 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,626 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,626 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:40:05,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,629 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 21:40:05,636 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 21:40:05,636 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 21:40:05,662 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,662 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 21:40:05,662 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 [2019-01-01 21:40:05,665 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,665 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:40:05,666 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,666 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,666 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,667 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:40:05,667 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:40:05,672 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,673 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 [2019-01-01 21:40:05,673 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,673 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:40:05,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:40:05,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,674 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,674 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,674 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 21:40:05,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:40:05,680 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,680 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,681 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,681 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:40:05,681 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,681 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,681 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,686 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:40:05,686 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:40:05,690 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,691 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,691 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,691 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 21:40:05,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,692 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 21:40:05,697 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 21:40:05,698 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 21:40:05,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,732 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 21:40:05,732 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 [2019-01-01 21:40:05,733 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,733 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:40:05,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,733 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:40:05,739 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:40:05,739 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:40:05,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,746 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,746 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:40:05,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 21:40:05,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,746 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:40:05,747 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 21:40:05,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 21:40:05,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,754 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,754 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:40:05,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,755 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:40:05,760 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:40:05,760 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:40:05,766 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,766 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 21:40:05,767 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 21:40:05,767 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 21:40:05,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 21:40:05,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 21:40:05,767 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 21:40:05,772 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 21:40:05,772 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 21:40:05,851 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 21:40:05,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 09:40:05 BoogieIcfgContainer [2019-01-01 21:40:05,859 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 21:40:05,860 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 21:40:05,860 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 21:40:05,860 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 21:40:05,861 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 09:39:47" (3/4) ... [2019-01-01 21:40:05,865 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 21:40:05,865 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 21:40:05,866 INFO L168 Benchmark]: Toolchain (without parser) took 19422.79 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 221.8 MB). Free memory was 947.3 MB in the beginning and 1.0 GB in the end (delta: -91.6 MB). Peak memory consumption was 130.2 MB. Max. memory is 11.5 GB. [2019-01-01 21:40:05,867 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 21:40:05,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 935.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-01-01 21:40:05,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.13 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 21:40:05,869 INFO L168 Benchmark]: Boogie Preprocessor took 26.27 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 21:40:05,870 INFO L168 Benchmark]: RCFGBuilder took 309.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2019-01-01 21:40:05,871 INFO L168 Benchmark]: BuchiAutomizer took 18766.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 75.5 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.6 MB). Peak memory consumption was 322.3 MB. Max. memory is 11.5 GB. [2019-01-01 21:40:05,872 INFO L168 Benchmark]: Witness Printer took 5.54 ms. Allocated memory is still 1.3 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 21:40:05,876 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 270.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 935.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.13 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.27 ms. Allocated memory is still 1.0 GB. Free memory is still 935.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 309.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 18766.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 75.5 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.6 MB). Peak memory consumption was 322.3 MB. Max. memory is 11.5 GB. * Witness Printer took 5.54 ms. Allocated memory is still 1.3 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 18.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 18.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf87 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 12ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17;" "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" Loop: "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...