./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/underapprox_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/underapprox_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 6a0edfd90480f917557019c272eaa2ec2221428a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 23:05:51,602 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 23:05:51,604 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 23:05:51,618 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 23:05:51,618 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 23:05:51,619 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 23:05:51,621 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 23:05:51,623 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 23:05:51,625 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 23:05:51,626 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 23:05:51,627 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 23:05:51,628 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 23:05:51,629 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 23:05:51,630 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 23:05:51,631 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 23:05:51,632 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 23:05:51,633 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 23:05:51,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 23:05:51,638 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 23:05:51,639 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 23:05:51,641 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 23:05:51,642 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 23:05:51,645 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 23:05:51,645 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 23:05:51,645 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 23:05:51,646 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 23:05:51,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 23:05:51,651 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 23:05:51,652 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 23:05:51,656 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 23:05:51,657 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 23:05:51,658 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 23:05:51,658 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 23:05:51,660 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 23:05:51,662 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 23:05:51,663 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 23:05:51,663 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 23:05:51,698 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 23:05:51,698 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 23:05:51,701 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 23:05:51,702 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 23:05:51,702 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 23:05:51,703 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 23:05:51,703 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 23:05:51,703 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 23:05:51,703 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 23:05:51,704 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 23:05:51,704 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 23:05:51,704 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 23:05:51,704 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 23:05:51,704 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 23:05:51,704 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 23:05:51,705 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 23:05:51,705 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 23:05:51,705 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 23:05:51,705 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 23:05:51,705 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 23:05:51,705 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 23:05:51,706 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 23:05:51,708 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 23:05:51,709 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 23:05:51,709 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 23:05:51,709 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 23:05:51,709 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 23:05:51,709 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 23:05:51,710 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 23:05:51,710 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 23:05:51,710 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 23:05:51,712 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 23:05:51,712 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 -> 6a0edfd90480f917557019c272eaa2ec2221428a [2019-01-01 23:05:51,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 23:05:51,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 23:05:51,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 23:05:51,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 23:05:51,779 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 23:05:51,780 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/underapprox_true-unreach-call1_true-termination.i [2019-01-01 23:05:51,854 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be76b9e0f/f3c179793a7b46248205694190f80c3c/FLAGcf099252d [2019-01-01 23:05:52,359 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 23:05:52,360 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/underapprox_true-unreach-call1_true-termination.i [2019-01-01 23:05:52,367 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be76b9e0f/f3c179793a7b46248205694190f80c3c/FLAGcf099252d [2019-01-01 23:05:52,716 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be76b9e0f/f3c179793a7b46248205694190f80c3c [2019-01-01 23:05:52,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 23:05:52,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 23:05:52,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 23:05:52,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 23:05:52,729 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 23:05:52,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:05:52" (1/1) ... [2019-01-01 23:05:52,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ae9851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:52, skipping insertion in model container [2019-01-01 23:05:52,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:05:52" (1/1) ... [2019-01-01 23:05:52,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 23:05:52,762 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 23:05:53,001 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:05:53,006 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 23:05:53,025 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:05:53,043 INFO L195 MainTranslator]: Completed translation [2019-01-01 23:05:53,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53 WrapperNode [2019-01-01 23:05:53,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 23:05:53,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 23:05:53,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 23:05:53,045 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 23:05:53,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... [2019-01-01 23:05:53,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... [2019-01-01 23:05:53,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 23:05:53,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 23:05:53,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 23:05:53,089 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 23:05:53,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... [2019-01-01 23:05:53,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... [2019-01-01 23:05:53,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... [2019-01-01 23:05:53,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... [2019-01-01 23:05:53,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... [2019-01-01 23:05:53,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... [2019-01-01 23:05:53,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... [2019-01-01 23:05:53,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 23:05:53,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 23:05:53,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 23:05:53,115 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 23:05:53,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:53,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 23:05:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 23:05:53,510 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 23:05:53,510 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-01 23:05:53,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:05:53 BoogieIcfgContainer [2019-01-01 23:05:53,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 23:05:53,512 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 23:05:53,512 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 23:05:53,519 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 23:05:53,520 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:05:53,520 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 11:05:52" (1/3) ... [2019-01-01 23:05:53,522 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@299ef503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:05:53, skipping insertion in model container [2019-01-01 23:05:53,522 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:05:53,522 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:05:53" (2/3) ... [2019-01-01 23:05:53,523 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@299ef503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:05:53, skipping insertion in model container [2019-01-01 23:05:53,524 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:05:53,524 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:05:53" (3/3) ... [2019-01-01 23:05:53,526 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_true-unreach-call1_true-termination.i [2019-01-01 23:05:53,597 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 23:05:53,598 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 23:05:53,598 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 23:05:53,599 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 23:05:53,600 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 23:05:53,600 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 23:05:53,600 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 23:05:53,600 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 23:05:53,601 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 23:05:53,617 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-01 23:05:53,643 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 23:05:53,643 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:05:53,644 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:05:53,652 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 23:05:53,652 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 23:05:53,652 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 23:05:53,652 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-01-01 23:05:53,654 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-01-01 23:05:53,654 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:05:53,654 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:05:53,654 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 23:05:53,655 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-01-01 23:05:53,664 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2019-01-01 23:05:53,665 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2019-01-01 23:05:53,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:05:53,672 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-01 23:05:53,677 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:05:53,678 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:05:53,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:53,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:05:53,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:53,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:05:53,797 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-01-01 23:05:53,797 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:05:53,797 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:05:53,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:53,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:05:53,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:53,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:05:53,817 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-01-01 23:05:53,817 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:05:53,817 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:05:53,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:53,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:05:53,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:05:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:05:53,949 WARN L181 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-01 23:05:54,045 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:05:54,046 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:05:54,046 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:05:54,046 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:05:54,046 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:05:54,047 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:54,047 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:05:54,047 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:05:54,047 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:05:54,047 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:05:54,048 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:05:54,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:54,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:54,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:05:54,352 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:05:54,353 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 23:05:54,364 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:05:54,365 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:54,384 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:05:54,385 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:54,409 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:05:54,409 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:05:54,415 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:05:54,415 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:54,437 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:05:54,437 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:05:54,466 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:05:54,466 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:06:20,657 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:06:20,664 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:06:20,664 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:06:20,664 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:06:20,665 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:06:20,665 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:06:20,665 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:20,665 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:06:20,665 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:06:20,665 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:06:20,666 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:06:20,666 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:06:20,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:20,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:20,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:21,079 WARN L181 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:06:21,115 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:06:21,121 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:06:21,123 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 23:06:21,124 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,125 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,126 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,126 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:21,129 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:21,129 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,135 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,136 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,136 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,136 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,136 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,136 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:21,137 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:21,137 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,140 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,141 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,141 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,141 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,141 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,141 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:21,143 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:21,143 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,154 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:06:21,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,156 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:21,157 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:21,157 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,160 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,161 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,162 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:21,163 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:21,163 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,166 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,167 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,167 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:21,169 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:21,169 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,184 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,184 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:06:21,185 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,186 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,187 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:21,188 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:21,188 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,192 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,192 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 23:06:21,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,196 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,196 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:21,198 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:21,198 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,200 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,200 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 23:06:21,201 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,202 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,202 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:21,206 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:21,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,239 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:06:21,240 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 23:06:21,244 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,245 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:21,249 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:21,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,255 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,255 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,256 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,256 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,256 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,262 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:21,263 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:21,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,271 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,275 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:21,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,277 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:21,284 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:21,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,322 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:06:21,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,326 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,327 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:21,327 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,327 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,329 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:21,335 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:21,339 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,349 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:21,349 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,350 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:21,354 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:21,354 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,355 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,361 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:21,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,362 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,362 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:21,368 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:21,368 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,429 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,432 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:06:21,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,434 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,434 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:21,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,437 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:21,443 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:21,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,465 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,466 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,467 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,467 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:21,467 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,468 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:21,472 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:21,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,478 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,480 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,480 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:21,480 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,483 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:21,486 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:21,487 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,576 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,579 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:06:21,580 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,584 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,584 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:21,584 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,587 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:21,593 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:21,593 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,597 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,598 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:21,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,598 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,598 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:21,600 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:21,600 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,602 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,603 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,604 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:21,604 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,604 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:21,607 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:21,608 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,659 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:06:21,659 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 23:06:21,660 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,660 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:21,660 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,664 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,664 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:21,665 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:21,665 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,681 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,682 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,684 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,684 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:21,684 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,685 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:21,689 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:21,689 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,697 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,699 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,700 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:21,700 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,700 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,701 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,701 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:21,703 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:21,703 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,719 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:06:21,720 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 23:06:21,721 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,721 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:21,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,722 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,722 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:21,724 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:21,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,739 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,740 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,740 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:21,741 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,741 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,741 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,741 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:21,742 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:21,743 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,749 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:21,749 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:21,750 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:21,750 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:21,750 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:21,750 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:21,750 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:21,752 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:21,752 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:21,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:21,846 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:06:21,846 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:06:21,846 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:06:21,847 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:06:21,847 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:06:21,847 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:21,847 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:06:21,847 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:06:21,847 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:06:21,847 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:06:21,848 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:06:21,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:21,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:21,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:21,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:22,119 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:06:22,120 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:22,124 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:06:22,124 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:06:22,127 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:06:22,127 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:22,153 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:06:22,153 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:06:22,170 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:06:22,171 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 23:06:22,211 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:06:22,212 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:22,252 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:06:22,252 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:06:42,241 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:06:42,248 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:06:42,248 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:06:42,249 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:06:42,249 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:06:42,249 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:06:42,249 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:42,249 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:06:42,250 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:06:42,251 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:06:42,251 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:06:42,251 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:06:42,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:42,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:42,348 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 23:06:42,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:42,516 WARN L181 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:06:42,897 WARN L181 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-01-01 23:06:42,913 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:06:42,913 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:06:42,914 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:42,915 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,915 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:42,915 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,915 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,916 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:42,916 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:42,916 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:42,917 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:42,917 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:42,918 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,918 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,918 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,918 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:42,920 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:42,920 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:06:42,929 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:42,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:42,930 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,931 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:42,932 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:42,932 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:06:42,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:42,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:42,940 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,941 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:42,941 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,941 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:06:42,941 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:06:42,942 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:42,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:42,942 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:06:42,943 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:42,943 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,943 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:42,944 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,944 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,944 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:42,944 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:42,944 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:42,945 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:42,946 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 23:06:42,946 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,946 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,946 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,947 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:42,948 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:06:42,948 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:06:42,959 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:42,959 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 23:06:42,960 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,960 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,960 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,960 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:42,962 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:06:42,962 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:06:42,976 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:42,977 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:42,978 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,978 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:42,978 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,978 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,978 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:42,979 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:42,979 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:42,980 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:42,980 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:06:42,980 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:42,981 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,981 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:42,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,981 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,981 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:42,982 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:42,982 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:42,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:42,983 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:42,984 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:42,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:42,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:42,984 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:42,986 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:42,986 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:42,999 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,000 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,000 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:43,001 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,001 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,001 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:43,003 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:43,004 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:43,031 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,032 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,032 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:43,033 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:43,033 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,033 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,033 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:43,034 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:43,034 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:43,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,035 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:06:43,035 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,036 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:43,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:43,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,036 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,036 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:43,037 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:43,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:43,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,038 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,039 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:43,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,039 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:43,042 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:06:43,042 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:06:43,057 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,058 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,059 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:43,059 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,059 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,059 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:43,062 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:06:43,062 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:06:43,124 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,124 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 23:06:43,127 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:06:43,127 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:43,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,127 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:43,128 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:43,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:43,131 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,131 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:06:43,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,133 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:43,133 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:43,133 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:43,133 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,133 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:43,137 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:43,137 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:43,137 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,139 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,139 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:43,139 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:43,140 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,140 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,140 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:43,144 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:06:43,145 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:06:43,166 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,168 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:43,168 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:43,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,169 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,171 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:43,174 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:06:43,174 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:06:43,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,339 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,339 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:43,339 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:43,340 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:43,340 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,340 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,340 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:06:43,341 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:06:43,341 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:43,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,341 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:06:43,342 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,342 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:43,343 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:43,343 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:43,343 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,343 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,343 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:43,344 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:43,344 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:43,346 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,347 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:43,347 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:43,347 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,347 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,348 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:43,352 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:43,352 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:43,392 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:43,393 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:43,393 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:43,393 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:43,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:43,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:43,394 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:43,397 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:43,398 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:44,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:44,038 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:44,039 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:44,039 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:06:44,039 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:44,040 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:44,040 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:44,040 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:44,041 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:44,041 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:44,042 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:44,042 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:06:44,043 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:44,043 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:44,043 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:44,043 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:44,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:44,044 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:44,044 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:44,045 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:44,045 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:44,046 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:44,046 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:44,047 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:44,047 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:44,047 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:44,047 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:44,047 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:44,051 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:06:44,051 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:06:44,095 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:44,096 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:44,099 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:44,099 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:44,099 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:44,100 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:44,100 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:44,108 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:06:44,108 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:06:45,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:45,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:45,872 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:45,872 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:45,872 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:45,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:45,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:45,873 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:06:45,877 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:06:45,878 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:45,879 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:45,880 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:06:45,880 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:45,880 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:45,881 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:45,881 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:45,881 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:45,881 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:45,881 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:45,881 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:45,882 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:45,887 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:45,888 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:45,888 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:45,888 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:45,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:45,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:45,888 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:45,893 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:45,893 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:45,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:45,908 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:45,909 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:45,909 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:45,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:45,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:45,909 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:45,915 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:06:45,915 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:06:45,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:45,948 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:45,948 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:45,948 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:06:45,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:45,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:45,949 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:45,949 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:06:45,953 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:06:45,953 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:45,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:45,956 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:06:45,956 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:45,958 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:45,959 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:45,959 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:45,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:45,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:45,959 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:45,962 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:45,962 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:45,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:45,965 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:45,965 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:45,967 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:45,968 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:45,968 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:45,968 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:45,973 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:06:45,974 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:06:46,013 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:46,013 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:46,014 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:46,014 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:46,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:46,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:46,017 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:46,022 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:06:46,023 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:06:46,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:46,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:06:46,273 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:06:46,273 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:06:46,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:06:46,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:06:46,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:06:46,277 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:06:46,278 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:06:46,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:06:46,283 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:06:46,284 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-01 23:06:46,284 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2019-01-01 23:06:46,284 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2019-01-01 23:06:46,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:06:46,287 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-01-01 23:06:46,287 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:06:46,287 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:06:46,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:06:46,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:06:46,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:06:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:06:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:06:46,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:06:46,300 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-01-01 23:06:46,300 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:06:46,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:06:46,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:06:46,303 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:06:46,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:06:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:06:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:06:46,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:06:46,310 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-01-01 23:06:46,310 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:06:46,310 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:06:46,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:06:46,313 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:06:46,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:06:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:06:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:06:46,437 WARN L181 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-01 23:06:46,537 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:06:46,537 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:06:46,537 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:06:46,537 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:06:46,538 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:06:46,538 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:06:46,538 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:06:46,538 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:06:46,538 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:06:46,538 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:06:46,538 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:06:46,539 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 23:06:46,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:46,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:06:47,072 WARN L181 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:06:47,367 WARN L181 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-01-01 23:06:47,444 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:06:47,444 INFO L412 LassoAnalysis]: Checking for nontermination... 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 23:06:47,450 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:06:47,451 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:06:47,466 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:06:47,466 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 23:06:47,507 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:06:47,507 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-01-01 23:06:47,555 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:06:47,555 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:07:00,028 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:07:00,034 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:07:00,034 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:07:00,034 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:07:00,035 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:07:00,035 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:07:00,035 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:07:00,035 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:07:00,035 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:07:00,035 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:07:00,035 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:07:00,035 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:07:00,036 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 23:07:00,049 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 23:07:00,057 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 23:07:00,184 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:07:00,268 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:07:00,268 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:07:00,268 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,269 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,270 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:07:00,270 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:07:00,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,271 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,271 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,272 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,272 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,272 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:07:00,273 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:07:00,273 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,275 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,276 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,276 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,276 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:07:00,277 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:07:00,277 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,277 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:07:00,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,279 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:00,279 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:00,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,279 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,280 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,280 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,280 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,280 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,281 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,281 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:00,281 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:00,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,284 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,284 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,284 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,285 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,285 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:00,285 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:00,285 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,286 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:07:00,286 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,287 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,287 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,287 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:00,288 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:00,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,288 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,288 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 23:07:00,289 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,289 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,289 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,289 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,289 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:00,290 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:00,290 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,292 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,293 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,293 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,293 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,294 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,294 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,294 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:00,294 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:00,294 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,295 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,295 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:07:00,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,296 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,296 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,296 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,296 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:00,297 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:00,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,298 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,298 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,298 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:00,299 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:00,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,303 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 23:07:00,303 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:00,303 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,304 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:00,304 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:00,304 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,305 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:07:00,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,306 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,306 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:00,306 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,306 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,307 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:00,307 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:00,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,308 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 23:07:00,309 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,309 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:00,309 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,309 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:00,310 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:00,310 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,319 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,319 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 23:07:00,320 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,320 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:00,320 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,320 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:00,321 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:00,321 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,322 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:07:00,323 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,323 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,323 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:07:00,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,324 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:00,324 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:00,325 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,326 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,326 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,326 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:07:00,327 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,327 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,327 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:00,328 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:00,328 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,339 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,340 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 23:07:00,340 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,340 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:07:00,341 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,343 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:00,344 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:00,344 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,349 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:07:00,349 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,350 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,350 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:00,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,351 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,351 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,351 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:00,352 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:00,352 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,353 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,362 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,362 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:00,362 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,363 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:00,365 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:00,365 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,404 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,404 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,408 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,408 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:00,408 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,408 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,409 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,409 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:00,413 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:00,413 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,415 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:07:00,415 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,416 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,416 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:00,416 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,417 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:00,420 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:00,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,422 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,423 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,423 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:00,423 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,424 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:00,424 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:00,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,430 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,431 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,431 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,432 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:00,432 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,432 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:00,433 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:00,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,436 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,436 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:07:00,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,437 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,437 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:00,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,438 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,438 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:07:00,439 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:07:00,439 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,445 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,446 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,446 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:00,446 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,446 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,447 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:07:00,449 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:07:00,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,457 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:00,467 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:00,467 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:00,467 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:00,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:00,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:00,468 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:07:00,472 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:07:00,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:00,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:00,749 WARN L181 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-01-01 23:07:00,844 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:07:00,844 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:07:00,844 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:07:00,844 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:07:00,844 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:07:00,845 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:07:00,845 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:07:00,845 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:07:00,845 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:07:00,845 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:07:00,845 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:07:00,846 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 23:07:00,901 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 23:07:00,915 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 23:07:00,926 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 23:07:01,101 WARN L181 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:07:01,170 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:07:01,170 INFO L412 LassoAnalysis]: Checking for nontermination... 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 23:07:01,178 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:07:01,178 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 23:07:01,205 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:07:01,205 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:07:01,221 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:07:01,222 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=3}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [2, 2, 2] Nus: [0, 0] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 23:07:01,249 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:07:01,249 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 23:07:01,276 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:07:01,276 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:07:15,580 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:07:15,585 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:07:15,586 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:07:15,586 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:07:15,586 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:07:15,586 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:07:15,586 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:07:15,586 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:07:15,586 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:07:15,586 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:07:15,586 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:07:15,587 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:07:15,588 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 23:07:15,597 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 23:07:15,628 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 23:07:15,634 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 23:07:16,206 WARN L181 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-01-01 23:07:16,303 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:07:16,304 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:07:16,304 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,305 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,305 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,305 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:07:16,307 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:07:16,307 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:07:16,311 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,312 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,312 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,312 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,312 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,312 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:07:16,313 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:07:16,313 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:07:16,318 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,322 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,323 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:07:16,323 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:07:16,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,329 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,329 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,329 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,329 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:07:16,330 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:07:16,330 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,330 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,330 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:07:16,333 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,333 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,334 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,334 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:16,335 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:07:16,335 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:07:16,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,349 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,350 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,350 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:16,352 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:07:16,352 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:07:16,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,362 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 23:07:16,363 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,363 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:16,365 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:16,365 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,366 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,366 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,366 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,368 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:16,368 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:16,368 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,369 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:07:16,369 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,370 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,370 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:16,372 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:07:16,372 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:07:16,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,400 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,401 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,401 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,401 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,401 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:16,403 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:07:16,403 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:07:16,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,412 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 23:07:16,413 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,413 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,413 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:16,414 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:16,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,414 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,415 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,415 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,415 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,415 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:16,416 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:16,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,416 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,416 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:07:16,417 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,417 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,417 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:16,419 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:07:16,419 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:07:16,459 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,460 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,460 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,460 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:16,468 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:07:16,469 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:07:16,481 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,483 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,487 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,488 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:16,489 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:16,489 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,489 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,494 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,494 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:07:16,494 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,495 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,495 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:16,495 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:16,495 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,496 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:07:16,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,496 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:16,502 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:16,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,502 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:16,504 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:07:16,504 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:07:16,584 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,585 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,586 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:16,586 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:16,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,586 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:16,594 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:07:16,594 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:07:16,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,621 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:16,621 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:16,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,622 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:16,622 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:16,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,623 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,623 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:16,624 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:16,624 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:16,624 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,624 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,624 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:07:16,624 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:07:16,625 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:16,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:16,625 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:07:16,625 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:16,626 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:16,626 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:07:16,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:16,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:16,626 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:16,629 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:07:16,629 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:07:17,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:17,267 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 23:07:17,267 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:17,267 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:07:17,268 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:17,268 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:17,268 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:17,270 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:07:17,270 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:07:17,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:17,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:17,323 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:17,323 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:07:17,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:17,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:17,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:17,330 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:17,331 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:17,331 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:17,334 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:17,334 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:17,335 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:17,335 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:07:17,335 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:17,335 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:17,335 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:17,335 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:17,336 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:17,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:17,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:17,341 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:07:17,342 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:17,342 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:17,342 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:17,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:17,343 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:17,343 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:17,348 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:07:17,348 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:07:18,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:18,651 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:18,652 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:18,652 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:18,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:18,652 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:18,652 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:18,656 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:07:18,656 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:07:18,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:18,743 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:18,743 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:18,743 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:18,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:18,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:18,744 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:18,744 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:18,745 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:18,745 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:18,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:18,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:18,747 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:18,747 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:18,747 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:18,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:18,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:18,747 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:07:18,749 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:07:18,749 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:18,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:18,750 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:07:18,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:18,751 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:18,751 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:18,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:18,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:18,751 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:18,754 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:07:18,755 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:07:18,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:18,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:18,790 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:18,790 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:18,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:18,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:18,791 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:18,792 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:07:18,792 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:07:18,815 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:18,815 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:18,816 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:18,816 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:18,816 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:18,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:18,817 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:18,822 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:18,860 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:18,860 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:18,866 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:18,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:18,867 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:18,867 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:07:18,867 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:18,867 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:18,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:18,867 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:07:18,868 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:07:18,868 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:18,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:18,877 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:07:18,878 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:18,878 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:18,878 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:18,878 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:18,878 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:18,879 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:07:18,885 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:07:18,885 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:07:19,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:19,173 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 23:07:19,174 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:19,174 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:19,174 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:19,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:19,174 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:07:19,182 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:07:19,183 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:07:19,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:19,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:19,243 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:19,244 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:19,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:19,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:19,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:19,244 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:07:19,245 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:07:19,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:19,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:19,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:07:19,249 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:07:19,249 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:07:19,249 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:07:19,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:07:19,249 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:07:19,249 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:07:19,251 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:07:19,251 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:07:19,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:07:19,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 11:07:19 BoogieIcfgContainer [2019-01-01 23:07:19,263 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 23:07:19,263 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 23:07:19,263 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 23:07:19,263 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 23:07:19,264 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:05:53" (3/4) ... [2019-01-01 23:07:19,268 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 23:07:19,268 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 23:07:19,269 INFO L168 Benchmark]: Toolchain (without parser) took 86547.77 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 435.2 MB). Free memory was 950.0 MB in the beginning and 1.3 GB in the end (delta: -319.2 MB). Peak memory consumption was 115.9 MB. Max. memory is 11.5 GB. [2019-01-01 23:07:19,270 INFO L168 Benchmark]: CDTParser took 0.21 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 23:07:19,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.17 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 939.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-01 23:07:19,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.89 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:07:19,273 INFO L168 Benchmark]: Boogie Preprocessor took 25.44 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:07:19,273 INFO L168 Benchmark]: RCFGBuilder took 396.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -180.3 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2019-01-01 23:07:19,275 INFO L168 Benchmark]: BuchiAutomizer took 85750.82 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 289.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -149.7 MB). Peak memory consumption was 587.6 MB. Max. memory is 11.5 GB. [2019-01-01 23:07:19,276 INFO L168 Benchmark]: Witness Printer took 5.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:07:19,284 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 320.17 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 939.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.89 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.44 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 396.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -180.3 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 85750.82 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 289.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -149.7 MB). Peak memory consumption was 587.6 MB. Max. memory is 11.5 GB. * Witness Printer took 5.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 85.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 85.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div401 bol100 ite100 ukn100 eq146 hnf49 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 295ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 26.9s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...