./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a2577bafced442fc9d7239226a9a4234883426ad ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 23:03:02,609 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 23:03:02,611 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 23:03:02,624 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 23:03:02,624 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 23:03:02,626 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 23:03:02,627 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 23:03:02,630 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 23:03:02,632 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 23:03:02,633 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 23:03:02,634 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 23:03:02,634 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 23:03:02,635 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 23:03:02,637 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 23:03:02,638 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 23:03:02,639 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 23:03:02,640 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 23:03:02,642 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 23:03:02,645 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 23:03:02,646 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 23:03:02,648 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 23:03:02,649 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 23:03:02,652 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 23:03:02,653 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 23:03:02,653 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 23:03:02,654 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 23:03:02,655 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 23:03:02,656 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 23:03:02,657 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 23:03:02,659 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 23:03:02,659 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 23:03:02,659 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 23:03:02,660 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 23:03:02,660 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 23:03:02,661 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 23:03:02,662 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 23:03:02,662 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 23:03:02,680 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 23:03:02,680 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 23:03:02,681 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 23:03:02,682 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 23:03:02,682 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 23:03:02,682 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 23:03:02,683 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 23:03:02,683 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 23:03:02,683 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 23:03:02,683 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 23:03:02,683 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 23:03:02,683 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 23:03:02,684 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 23:03:02,684 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 23:03:02,684 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 23:03:02,684 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 23:03:02,684 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 23:03:02,684 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 23:03:02,686 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 23:03:02,686 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 23:03:02,687 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 23:03:02,687 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 23:03:02,687 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 23:03:02,687 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 23:03:02,687 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 23:03:02,687 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 23:03:02,689 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 23:03:02,689 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 23:03:02,689 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 23:03:02,689 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 23:03:02,689 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 23:03:02,691 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 23:03:02,691 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2577bafced442fc9d7239226a9a4234883426ad [2019-01-01 23:03:02,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 23:03:02,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 23:03:02,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 23:03:02,752 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 23:03:02,752 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 23:03:02,754 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2019-01-01 23:03:02,822 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49118a965/6928da7aabd745b3babd3cf3c6f28383/FLAGaa0444a6e [2019-01-01 23:03:03,292 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 23:03:03,293 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2019-01-01 23:03:03,300 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49118a965/6928da7aabd745b3babd3cf3c6f28383/FLAGaa0444a6e [2019-01-01 23:03:03,661 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49118a965/6928da7aabd745b3babd3cf3c6f28383 [2019-01-01 23:03:03,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 23:03:03,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 23:03:03,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 23:03:03,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 23:03:03,673 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 23:03:03,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:03,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5677bf69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03, skipping insertion in model container [2019-01-01 23:03:03,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:03,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 23:03:03,707 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 23:03:03,912 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:03:03,917 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 23:03:03,934 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:03:03,951 INFO L195 MainTranslator]: Completed translation [2019-01-01 23:03:03,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03 WrapperNode [2019-01-01 23:03:03,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 23:03:03,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 23:03:03,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 23:03:03,953 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 23:03:03,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:03,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:03,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 23:03:03,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 23:03:03,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 23:03:03,993 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 23:03:04,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:04,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:04,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:04,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:04,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:04,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:04,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... [2019-01-01 23:03:04,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 23:03:04,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 23:03:04,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 23:03:04,027 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 23:03:04,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:04,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 23:03:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 23:03:04,316 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 23:03:04,316 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-01 23:03:04,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:03:04 BoogieIcfgContainer [2019-01-01 23:03:04,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 23:03:04,320 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 23:03:04,321 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 23:03:04,325 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 23:03:04,326 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:03:04,326 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 11:03:03" (1/3) ... [2019-01-01 23:03:04,328 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f41e9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:03:04, skipping insertion in model container [2019-01-01 23:03:04,328 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:03:04,328 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:03:03" (2/3) ... [2019-01-01 23:03:04,328 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f41e9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:03:04, skipping insertion in model container [2019-01-01 23:03:04,329 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:03:04,329 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:03:04" (3/3) ... [2019-01-01 23:03:04,332 INFO L375 chiAutomizerObserver]: Analyzing ICFG multivar_true-unreach-call1_true-termination.i [2019-01-01 23:03:04,395 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 23:03:04,396 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 23:03:04,396 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 23:03:04,396 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 23:03:04,397 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 23:03:04,397 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 23:03:04,397 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 23:03:04,398 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 23:03:04,398 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 23:03:04,414 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-01 23:03:04,435 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 23:03:04,435 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:03:04,435 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:03:04,441 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 23:03:04,442 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 23:03:04,442 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 23:03:04,442 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-01 23:03:04,443 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 23:03:04,443 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:03:04,443 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:03:04,444 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 23:03:04,444 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 23:03:04,453 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 3#L12-2true [2019-01-01 23:03:04,453 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2019-01-01 23:03:04,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:03:04,460 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-01 23:03:04,462 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:03:04,462 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:03:04,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:04,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:03:04,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:04,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:03:04,566 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-01-01 23:03:04,566 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:03:04,566 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:03:04,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:04,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:03:04,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:04,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:03:04,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-01-01 23:03:04,590 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:03:04,590 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:03:04,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:04,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:03:04,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:04,723 WARN L181 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-01-01 23:03:04,812 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:03:04,813 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:03:04,813 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:03:04,814 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:03:04,814 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:03:04,814 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:04,814 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:03:04,814 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:03:04,815 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:03:04,815 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:03:04,815 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:03:04,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:04,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:04,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:05,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:05,293 WARN L181 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:03:05,472 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:03:05,473 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 23:03:05,479 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:05,480 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:05,508 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:03:05,508 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:13,753 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-01 23:03:13,758 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:03:13,759 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:03:13,759 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:03:13,759 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:03:13,759 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:03:13,759 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:13,759 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:03:13,760 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:03:13,760 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:03:13,760 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:03:13,760 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:03:13,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:13,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:13,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:13,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:14,078 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:03:14,083 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:03:14,085 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,087 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,087 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,088 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,088 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,088 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:14,091 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:14,091 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,104 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,105 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,106 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,106 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,106 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,107 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:14,108 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:14,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,113 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,114 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,115 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,115 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,116 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:14,117 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:14,117 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,119 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,120 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,120 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,121 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:14,122 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:14,122 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,124 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,124 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:03:14,124 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,125 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,125 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,126 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,126 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:14,128 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:14,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,151 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,157 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,157 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:14,159 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:14,159 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,179 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,183 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:14,184 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:14,184 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,192 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,192 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,193 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:14,194 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:14,199 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,202 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,203 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:03:14,203 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,206 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,209 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,215 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,250 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,252 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,252 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,252 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,254 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,256 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,267 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,268 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,268 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,268 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,269 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,270 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,272 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 23:03:14,273 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,274 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,275 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,275 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,276 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,276 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:03:14,277 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,277 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,278 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:14,281 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:14,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,295 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,296 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,296 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,297 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,297 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:14,303 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:14,303 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,315 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,319 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,319 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,319 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,320 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:14,321 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:14,322 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,329 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,330 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,332 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:14,334 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,334 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,334 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:14,336 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:14,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,339 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,340 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:03:14,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,342 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,342 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:14,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,343 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:14,351 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:14,351 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,411 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,412 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,413 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,413 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:14,413 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,414 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,414 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,414 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:14,416 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:14,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,428 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,429 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,429 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:14,430 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,430 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:14,431 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:14,431 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,433 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,434 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,434 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:14,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,435 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,435 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,435 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:14,436 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:14,436 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,438 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:03:14,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,439 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,439 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:14,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,440 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,443 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,481 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,486 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 23:03:14,488 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,488 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:14,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,489 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,489 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,492 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,537 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,539 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,540 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,541 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:14,541 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,542 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,543 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,545 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,545 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,548 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,549 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,551 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,551 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:14,552 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,552 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,552 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,552 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,555 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,555 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,558 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,558 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:03:14,559 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,560 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,561 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:14,561 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,562 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:14,566 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:14,566 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,642 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,644 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,644 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:14,644 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,645 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:14,649 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:14,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,682 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,682 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,683 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,683 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:14,684 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,684 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,684 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,684 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:14,686 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:14,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,689 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,689 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:14,689 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,690 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:14,692 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:14,692 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,693 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,693 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:03:14,694 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,694 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,694 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:14,695 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,695 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,696 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,706 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,707 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,708 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:14,708 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,708 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,709 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,709 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,714 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,715 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,716 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:14,716 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,716 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,717 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,717 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,720 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,721 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,721 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:14,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,722 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:14,722 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:14,722 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,725 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,725 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:03:14,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,726 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,726 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:14,726 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,727 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,727 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:14,729 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:14,729 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,744 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,744 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,744 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:14,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,745 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:14,747 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:14,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,757 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,758 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:14,758 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,759 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:14,759 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,759 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:14,761 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:14,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,766 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,766 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 23:03:14,767 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:14,767 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:14,767 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:14,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:14,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:14,768 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:14,772 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:14,772 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:14,779 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:14,847 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:03:14,847 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:03:14,847 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:03:14,847 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:03:14,848 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:03:14,848 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:14,848 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:03:14,848 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:03:14,848 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:03:14,848 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:03:14,848 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:03:14,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:14,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:14,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:14,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:14,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:15,254 WARN L181 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2019-01-01 23:03:15,259 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:03:15,260 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:15,266 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:15,267 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:15,274 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:03:15,275 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:15,301 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:15,301 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:15,317 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:03:15,318 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:15,355 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:15,355 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 23:03:15,407 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:03:15,407 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 23:03:27,514 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:03:27,522 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:03:27,522 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:03:27,522 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:03:27,522 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:03:27,523 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:03:27,523 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:27,523 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:03:27,523 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:03:27,523 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:03:27,523 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:03:27,523 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:03:27,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:27,539 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 23:03:27,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:27,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:27,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:28,073 WARN L181 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 23 [2019-01-01 23:03:28,114 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:03:28,114 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:03:28,115 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,115 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,118 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,118 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,118 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,118 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:28,119 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:28,119 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,120 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,120 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,121 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,121 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,122 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,122 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:28,122 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:28,122 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,123 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,123 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,124 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,124 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,124 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,124 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,124 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:28,125 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:28,125 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,126 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,126 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,127 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,127 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:28,128 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:28,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,128 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,129 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,129 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,129 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,130 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:28,132 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:28,132 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:03:28,141 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,141 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:03:28,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,142 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,143 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,143 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,143 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,143 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,144 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:28,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,144 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,145 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,145 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,146 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,146 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:28,146 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,147 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,148 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,148 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,148 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,149 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,149 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:28,149 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,151 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,151 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,152 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,152 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:28,153 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,154 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,154 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,155 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,155 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,157 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:03:28,157 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:03:28,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,169 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:03:28,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,170 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,170 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,171 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,171 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,172 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,173 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,173 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,173 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,174 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,174 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,176 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,177 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,177 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,177 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,178 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,179 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,179 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,179 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,179 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,179 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,180 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,180 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,182 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,188 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:03:28,188 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:03:28,220 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,220 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:03:28,220 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,224 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,224 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,225 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,225 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,225 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,225 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:28,225 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,227 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,228 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,230 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:28,230 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,231 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,232 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,232 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,232 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,238 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:28,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,240 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,240 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,241 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,244 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:28,244 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,246 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,246 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:28,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,250 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,254 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:03:28,254 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:03:28,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,273 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:03:28,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,276 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,276 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,278 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,278 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:28,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,281 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,281 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,281 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,285 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,287 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:28,287 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,288 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,288 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,290 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,290 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,293 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,294 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,294 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:28,294 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,295 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,297 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,298 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,298 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,299 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,302 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:28,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,306 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,306 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,307 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:28,311 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:03:28,311 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:03:28,342 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,342 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:03:28,343 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,346 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,346 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:28,346 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,346 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,348 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,348 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,349 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,349 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,350 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,350 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,354 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,355 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:28,355 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,355 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,358 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,359 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,365 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,365 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:28,365 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,365 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,365 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,366 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,366 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,370 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,373 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,373 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,374 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:28,374 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,374 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,374 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,379 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,379 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,382 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,382 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,386 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,386 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:28,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,387 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,393 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:03:28,393 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:03:28,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,503 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:03:28,503 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,504 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,504 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,508 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,509 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:28,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,510 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,511 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,511 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,512 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,512 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,513 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:28,513 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,514 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,515 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 23:03:28,515 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,515 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,515 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,516 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,517 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:28,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,518 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,519 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,519 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,519 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,519 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,520 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,520 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,520 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,521 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:28,521 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,522 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,523 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,523 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,523 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,524 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,524 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,524 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:28,530 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:03:28,530 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:03:28,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,656 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:03:28,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,657 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,657 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,657 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,658 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,659 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,659 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,660 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,660 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,660 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,660 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,661 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,662 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,662 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 23:03:28,663 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,663 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,663 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,663 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,664 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,664 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,665 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,666 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,666 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,666 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,666 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,667 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,667 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:28,667 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,670 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,670 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:28,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,671 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:28,673 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:03:28,674 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:03:28,696 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,696 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:03:28,696 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,697 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,697 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,697 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,697 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,698 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:28,698 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:28,698 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,700 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,701 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,701 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,702 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,702 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,702 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,702 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,702 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:28,703 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:28,703 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,708 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,708 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,708 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,708 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,709 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,709 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,709 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:28,710 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:28,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,714 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,714 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,715 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,715 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:28,715 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,715 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:28,716 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:28,716 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:28,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,719 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:28,720 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:28,720 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:28,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:28,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:28,720 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:28,725 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:03:28,725 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:03:28,785 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:28,786 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-01 23:03:28,787 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2019-01-01 23:03:28,787 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2; 3#L12-2true [2019-01-01 23:03:28,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:03:28,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-01-01 23:03:28,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:03:28,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:03:28,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:28,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:03:28,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:28,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:03:28,797 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-01-01 23:03:28,797 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:03:28,797 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:03:28,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:28,798 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:03:28,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:28,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:03:28,803 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-01-01 23:03:28,803 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:03:28,803 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:03:28,804 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:28,804 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:03:28,804 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:03:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:03:29,020 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:03:29,021 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:03:29,021 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:03:29,021 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:03:29,021 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:03:29,021 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:29,021 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:03:29,021 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:03:29,022 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:03:29,022 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:03:29,022 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:03:29,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:29,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:29,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:29,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:29,690 WARN L181 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:03:30,001 WARN L181 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-01-01 23:03:30,089 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:03:30,090 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:30,095 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:30,096 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:30,107 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:03:30,108 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:30,137 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:30,137 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:30,149 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:03:30,149 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:30,173 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:30,174 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:30,198 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:03:30,199 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:42,279 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:03:42,285 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:03:42,285 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:03:42,286 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:03:42,286 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:03:42,286 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:03:42,286 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:42,286 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:03:42,286 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:03:42,286 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:03:42,286 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:03:42,286 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:03:42,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:42,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:42,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:42,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:42,561 WARN L181 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:03:42,604 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:03:42,606 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:03:42,607 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,607 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,608 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,608 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,608 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,608 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:42,608 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:42,609 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,613 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,614 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,614 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,614 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,617 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:42,617 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:42,618 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,618 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,622 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:42,622 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:42,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,629 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,630 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,630 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,630 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,631 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:42,631 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:42,631 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,632 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,632 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:03:42,632 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,636 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,636 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,636 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,637 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,637 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:42,639 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:42,639 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,639 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,640 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,640 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,643 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:42,643 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:42,643 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,645 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,645 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:42,648 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:42,648 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,656 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,657 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:42,657 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:42,657 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,663 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,663 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:03:42,664 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,664 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,664 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,665 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,665 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,665 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,666 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,666 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,667 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,667 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,667 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,670 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,670 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,671 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,671 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,671 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,672 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,672 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,672 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,672 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,673 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,685 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,685 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,686 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,686 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,686 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,686 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,686 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,687 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,687 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,690 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,690 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:03:42,691 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 23:03:42,691 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,691 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,694 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:42,694 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:42,694 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,695 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,696 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,696 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,696 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:42,701 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:42,701 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,701 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,702 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,702 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,702 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,702 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,703 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,703 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:42,703 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:42,703 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,712 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,713 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,713 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:42,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,714 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:42,714 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:42,714 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,722 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:03:42,722 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 23:03:42,723 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,723 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:42,723 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,723 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:42,724 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:42,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,730 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,730 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,731 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:42,731 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,731 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,731 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,731 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:42,732 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:42,732 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,736 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,736 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,737 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:42,737 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,737 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,737 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,737 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:42,738 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:42,738 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,747 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,748 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,748 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:42,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,752 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:42,752 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:42,752 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,759 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,759 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:03:42,759 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,760 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,760 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:42,760 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,761 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,764 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,766 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,766 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 23:03:42,766 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,769 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:42,769 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,769 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,770 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,770 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,771 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,775 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,775 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,775 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:42,776 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,776 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,776 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,776 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,780 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,780 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,796 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,797 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,797 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:42,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,798 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,798 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,799 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,809 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:03:42,809 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,810 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,810 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:42,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,810 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,810 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:42,815 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:42,815 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,816 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,816 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,816 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,817 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:42,817 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,817 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,817 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,817 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:42,821 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:42,821 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,822 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,822 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,822 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,822 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:42,823 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,823 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,823 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,823 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:42,828 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:42,828 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,861 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,862 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,862 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,863 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:42,863 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,863 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,863 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:42,870 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:42,870 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,886 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,887 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:03:42,887 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,887 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,888 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:42,891 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,892 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,894 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,894 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,898 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,899 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,899 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,900 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:42,900 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,900 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,900 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,900 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,901 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,901 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,911 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,912 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,912 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,912 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:42,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,916 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,917 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,917 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,925 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,926 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,927 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,927 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:42,927 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,927 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,927 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,927 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:42,932 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:42,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,935 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,935 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:03:42,936 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,937 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,937 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:42,937 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,937 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:42,938 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:42,938 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,941 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,941 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,942 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,942 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:42,942 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,942 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,942 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,942 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:42,943 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:42,943 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,946 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,946 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,947 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,947 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:42,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,947 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,947 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:42,949 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:42,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,959 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:42,959 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:42,960 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:42,960 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:42,960 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:42,960 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:42,960 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:42,961 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:42,961 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:42,962 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:42,967 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:43,088 WARN L181 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2019-01-01 23:03:43,159 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:03:43,160 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:03:43,160 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:03:43,160 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:03:43,160 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:03:43,160 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:43,160 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:03:43,160 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:03:43,160 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:03:43,160 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:03:43,160 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:03:43,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:43,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:43,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:43,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:43,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:43,588 WARN L181 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-01-01 23:03:43,616 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:03:43,617 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:43,621 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:43,621 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:43,624 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:03:43,624 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:43,646 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:43,646 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:43,648 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:03:43,648 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:43,670 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:43,671 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:43,676 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:03:43,676 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 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:43,698 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:43,698 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:43,715 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:03:43,715 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:43,739 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:03:43,739 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:43,780 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:03:43,780 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:03:55,898 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:03:55,906 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:03:55,907 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:03:55,907 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:03:55,907 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:03:55,907 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:03:55,907 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:03:55,907 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:03:55,907 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:03:55,907 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:03:55,907 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:03:55,907 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:03:55,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:55,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:55,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:55,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:55,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:03:56,152 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:03:56,152 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:03:56,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,154 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,154 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,154 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,155 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,155 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:56,155 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:56,155 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,156 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,157 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,157 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,157 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:56,158 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:56,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,159 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,159 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,159 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,160 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:56,160 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:56,160 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,161 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,161 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,161 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,162 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:56,162 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:03:56,162 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,162 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,163 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,164 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:03:56,165 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:56,165 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:03:56,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,173 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:03:56,173 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,174 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,174 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,174 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,174 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,174 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:56,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,175 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,176 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,176 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:56,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,177 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,178 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,178 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:56,178 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,179 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,179 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,179 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,179 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,179 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,180 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:56,180 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,180 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,181 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,181 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,181 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,182 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:03:56,183 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:03:56,192 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,192 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:03:56,192 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,193 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,193 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,194 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,194 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,195 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,195 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,195 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,195 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,195 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,195 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,196 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,196 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,197 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,197 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,197 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,197 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,197 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,198 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,198 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,198 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,199 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,199 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,199 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,200 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,200 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 23:03:56,200 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,200 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,202 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:03:56,202 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:03:56,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,214 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:03:56,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,215 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,215 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,215 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,215 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:56,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,216 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,216 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,217 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,217 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,217 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:56,217 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,218 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,219 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,219 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:56,219 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,220 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,220 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,220 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,220 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,221 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,221 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,221 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,221 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:56,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,222 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,222 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 23:03:56,222 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:03:56,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,223 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,225 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:03:56,225 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:03:56,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,239 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:03:56,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,240 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,240 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,240 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,241 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,241 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:56,241 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,242 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,242 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,242 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,242 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,243 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,243 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:56,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,244 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,244 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,245 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,245 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,245 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:56,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,246 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,247 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,247 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,247 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,247 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,247 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,248 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:03:56,248 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,249 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,249 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,249 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,249 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,250 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,250 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,250 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:03:56,252 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:03:56,252 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:03:56,291 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,291 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:03:56,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,298 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:56,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,299 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,299 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,308 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 23:03:56,309 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,309 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:56,309 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,309 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,313 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,313 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,314 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,314 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,315 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,315 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:56,315 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,315 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,315 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,315 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,322 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,322 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,327 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,328 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:56,328 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,328 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,328 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,329 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,329 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,335 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,336 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,336 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:03:56,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,336 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,339 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:03:56,339 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:03:56,429 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,430 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:03:56,430 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 23:03:56,436 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,436 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,436 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,437 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,438 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:56,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,443 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,443 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,444 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,444 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,448 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:56,448 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,449 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,450 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,450 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,450 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,450 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,453 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:56,454 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,454 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,455 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,455 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,463 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,463 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,463 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,463 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,465 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:03:56,465 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,466 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,466 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,466 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,467 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,467 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,467 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,467 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:03:56,477 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:03:56,477 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:03:56,640 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,641 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:03:56,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,641 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,642 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,647 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,647 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,648 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,651 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,653 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,654 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,654 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,654 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,654 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,654 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,659 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,659 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,661 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,662 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,662 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,662 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,662 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,662 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,663 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,663 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,670 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,670 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,670 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,671 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,671 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:03:56,671 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,672 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,673 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 23:03:56,673 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,673 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:03:56,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,674 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:03:56,676 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:03:56,677 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:03:56,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,710 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:03:56,711 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,711 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,711 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,711 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,712 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,712 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:56,713 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:56,713 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,716 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,716 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,723 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:56,724 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:56,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,727 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,727 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,728 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,728 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,728 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,728 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:56,729 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:56,729 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,733 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,733 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,733 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,734 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:03:56,734 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,734 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,734 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:56,735 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:03:56,735 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:03:56,737 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,737 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:03:56,738 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:03:56,738 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:03:56,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:03:56,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:03:56,738 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:03:56,743 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:03:56,743 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:03:56,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:03:56,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 11:03:56 BoogieIcfgContainer [2019-01-01 23:03:56,821 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 23:03:56,821 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 23:03:56,821 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 23:03:56,821 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 23:03:56,822 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:03:04" (3/4) ... [2019-01-01 23:03:56,828 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 23:03:56,828 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 23:03:56,829 INFO L168 Benchmark]: Toolchain (without parser) took 53162.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 212.9 MB). Free memory was 950.0 MB in the beginning and 899.7 MB in the end (delta: 50.3 MB). Peak memory consumption was 263.2 MB. Max. memory is 11.5 GB. [2019-01-01 23:03:56,830 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:03:56,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.33 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 939.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-01 23:03:56,835 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.25 ms. Allocated memory is still 1.0 GB. Free memory is still 939.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:03:56,835 INFO L168 Benchmark]: Boogie Preprocessor took 33.47 ms. Allocated memory is still 1.0 GB. Free memory is still 939.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:03:56,836 INFO L168 Benchmark]: RCFGBuilder took 291.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -167.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-01-01 23:03:56,840 INFO L168 Benchmark]: BuchiAutomizer took 52500.26 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 81.8 MB). Free memory was 1.1 GB in the beginning and 899.7 MB in the end (delta: 207.4 MB). Peak memory consumption was 322.5 MB. Max. memory is 11.5 GB. [2019-01-01 23:03:56,841 INFO L168 Benchmark]: Witness Printer took 6.75 ms. Allocated memory is still 1.2 GB. Free memory is still 899.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:03:56,849 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 283.33 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 939.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.25 ms. Allocated memory is still 1.0 GB. Free memory is still 939.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.47 ms. Allocated memory is still 1.0 GB. Free memory is still 939.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 291.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -167.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 52500.26 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 81.8 MB). Free memory was 1.1 GB in the beginning and 899.7 MB in the end (delta: 207.4 MB). Peak memory consumption was 322.5 MB. Max. memory is 11.5 GB. * Witness Printer took 6.75 ms. Allocated memory is still 1.2 GB. Free memory is still 899.7 MB. 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 52.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 52.3s. 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: inital22 mio100 ax100 hnf100 lsp85 ukn100 mio100 lsp100 div410 bol100 ite100 ukn100 eq145 hnf48 smp91 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 74ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.3s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0;" "assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" Loop: "assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := 1 + main_#t~post2;havoc main_#t~post2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...