MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-22 03:31:11,661 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-22 03:31:11,663 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-22 03:31:11,674 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-22 03:31:11,674 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-22 03:31:11,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-22 03:31:11,676 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-22 03:31:11,678 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-22 03:31:11,679 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-22 03:31:11,680 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-22 03:31:11,681 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-22 03:31:11,681 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-22 03:31:11,682 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-22 03:31:11,683 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-22 03:31:11,684 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-22 03:31:11,684 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-22 03:31:11,685 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-22 03:31:11,687 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-22 03:31:11,688 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-22 03:31:11,690 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-22 03:31:11,691 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-22 03:31:11,692 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-22 03:31:11,694 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-22 03:31:11,694 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-22 03:31:11,694 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-22 03:31:11,695 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-22 03:31:11,695 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-22 03:31:11,696 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-22 03:31:11,696 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-22 03:31:11,697 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-22 03:31:11,698 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-22 03:31:11,698 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-22 03:31:11,699 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-22 03:31:11,699 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-22 03:31:11,700 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-22 03:31:11,700 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-22 03:31:11,700 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-22 03:31:11,701 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-22 03:31:11,702 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-22 03:31:11,702 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2020-06-22 03:31:11,716 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-22 03:31:11,716 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-22 03:31:11,717 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-22 03:31:11,718 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-22 03:31:11,718 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-22 03:31:11,718 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-22 03:31:11,718 INFO L133 SettingsManager]: * Use SBE=true [2020-06-22 03:31:11,718 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-22 03:31:11,718 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-22 03:31:11,719 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-22 03:31:11,719 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-22 03:31:11,719 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-22 03:31:11,719 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-22 03:31:11,719 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-22 03:31:11,719 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:31:11,720 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-22 03:31:11,720 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-22 03:31:11,720 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-22 03:31:11,720 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-22 03:31:11,720 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-22 03:31:11,720 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-22 03:31:11,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-22 03:31:11,721 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-22 03:31:11,721 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-22 03:31:11,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 03:31:11,721 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-22 03:31:11,721 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-22 03:31:11,721 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-22 03:31:11,722 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-22 03:31:11,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-22 03:31:11,759 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-22 03:31:11,762 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-22 03:31:11,764 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-22 03:31:11,764 INFO L276 PluginConnector]: CDTParser initialized [2020-06-22 03:31:11,765 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 03:31:11,829 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/5f76941e66964226a436ebcb33ef5ba7/FLAG38e80520d [2020-06-22 03:31:12,163 INFO L307 CDTParser]: Found 1 translation units. [2020-06-22 03:31:12,164 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 03:31:12,170 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/5f76941e66964226a436ebcb33ef5ba7/FLAG38e80520d [2020-06-22 03:31:12,568 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/5f76941e66964226a436ebcb33ef5ba7 [2020-06-22 03:31:12,580 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-22 03:31:12,581 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-22 03:31:12,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-22 03:31:12,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-22 03:31:12,586 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-22 03:31:12,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a8b4ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12, skipping insertion in model container [2020-06-22 03:31:12,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-22 03:31:12,617 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-22 03:31:12,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 03:31:12,778 INFO L191 MainTranslator]: Completed pre-run [2020-06-22 03:31:12,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 03:31:12,864 INFO L195 MainTranslator]: Completed translation [2020-06-22 03:31:12,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12 WrapperNode [2020-06-22 03:31:12,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-22 03:31:12,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-22 03:31:12,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-22 03:31:12,866 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-22 03:31:12,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-22 03:31:12,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-22 03:31:12,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-22 03:31:12,900 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-22 03:31:12,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... [2020-06-22 03:31:12,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-22 03:31:12,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-22 03:31:12,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-22 03:31:12,918 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-22 03:31:12,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (1/1) ... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 03:31:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-22 03:31:12,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-22 03:31:13,102 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-22 03:31:13,103 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2020-06-22 03:31:13,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 03:31:13 BoogieIcfgContainer [2020-06-22 03:31:13,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-22 03:31:13,104 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-22 03:31:13,105 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-22 03:31:13,107 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-22 03:31:13,107 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 03:31:13" (1/1) ... [2020-06-22 03:31:13,122 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges [2020-06-22 03:31:13,123 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-22 03:31:13,124 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-22 03:31:13,125 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-22 03:31:13,125 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-22 03:31:13,127 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-22 03:31:13,128 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-22 03:31:13,128 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-22 03:31:13,141 INFO L185 BlockEncoder]: Using Use SBE [2020-06-22 03:31:13,148 INFO L200 BlockEncoder]: SBE split 0 edges [2020-06-22 03:31:13,153 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-06-22 03:31:13,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 03:31:13,165 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2020-06-22 03:31:13,167 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states [2020-06-22 03:31:13,168 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 03:31:13,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 03:31:13,173 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2020-06-22 03:31:13,174 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 03:31:13,174 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 03:31:13,174 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 03:31:13,174 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-22 03:31:13,175 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 03:31:13,175 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges [2020-06-22 03:31:13,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 03:31:13 BasicIcfg [2020-06-22 03:31:13,175 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-22 03:31:13,176 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-22 03:31:13,176 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-22 03:31:13,180 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-22 03:31:13,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.06 03:31:12" (1/4) ... [2020-06-22 03:31:13,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706dc3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 03:31:13, skipping insertion in model container [2020-06-22 03:31:13,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (2/4) ... [2020-06-22 03:31:13,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706dc3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 03:31:13, skipping insertion in model container [2020-06-22 03:31:13,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 03:31:13" (3/4) ... [2020-06-22 03:31:13,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706dc3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 03:31:13, skipping insertion in model container [2020-06-22 03:31:13,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 03:31:13" (4/4) ... [2020-06-22 03:31:13,184 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 03:31:13,193 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-22 03:31:13,200 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-22 03:31:13,217 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-22 03:31:13,245 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 03:31:13,246 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-22 03:31:13,246 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-22 03:31:13,246 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 03:31:13,246 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 03:31:13,246 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 03:31:13,247 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-22 03:31:13,247 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 03:31:13,247 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-22 03:31:13,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-06-22 03:31:13,266 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-22 03:31:13,269 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-06-22 03:31:13,318 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 19) the Hoare annotation is: true [2020-06-22 03:31:13,318 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-06-22 03:31:13,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 03:31:13 BasicIcfg [2020-06-22 03:31:13,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-22 03:31:13,327 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-22 03:31:13,327 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-22 03:31:13,330 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-22 03:31:13,331 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:31:13,331 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.06 03:31:12" (1/5) ... [2020-06-22 03:31:13,332 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57e7f367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 03:31:13, skipping insertion in model container [2020-06-22 03:31:13,332 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:31:13,332 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:31:12" (2/5) ... [2020-06-22 03:31:13,333 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57e7f367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 03:31:13, skipping insertion in model container [2020-06-22 03:31:13,333 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:31:13,333 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 03:31:13" (3/5) ... [2020-06-22 03:31:13,333 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57e7f367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 03:31:13, skipping insertion in model container [2020-06-22 03:31:13,333 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:31:13,334 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 03:31:13" (4/5) ... [2020-06-22 03:31:13,334 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57e7f367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 03:31:13, skipping insertion in model container [2020-06-22 03:31:13,334 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:31:13,335 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 03:31:13" (5/5) ... [2020-06-22 03:31:13,336 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 03:31:13,362 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 03:31:13,363 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-22 03:31:13,363 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-22 03:31:13,363 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 03:31:13,363 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 03:31:13,363 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 03:31:13,364 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-22 03:31:13,364 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 03:31:13,364 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-22 03:31:13,367 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 03:31:13,383 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 03:31:13,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 03:31:13,384 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 03:31:13,389 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 03:31:13,389 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 03:31:13,390 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2020-06-22 03:31:13,390 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 03:31:13,390 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 03:31:13,391 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 03:31:13,391 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 03:31:13,391 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 03:31:13,391 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 03:31:13,396 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [36] ULTIMATE.startENTRY-->L17-2: Formula: (<= 1 (* 2 v_ULTIMATE.start_main_~y~0_7)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_7|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 3#L17-2true [2020-06-22 03:31:13,396 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true [25] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_5 (+ v_ULTIMATE.start_main_~x~0_6 (* (- 2) v_ULTIMATE.start_main_~y~0_6) 1)) (<= 0 v_ULTIMATE.start_main_~x~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 3#L17-2true [2020-06-22 03:31:13,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:31:13,402 INFO L82 PathProgramCache]: Analyzing trace with hash 67, now seen corresponding path program 1 times [2020-06-22 03:31:13,404 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:31:13,405 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:31:13,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:13,425 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 03:31:13,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:13,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:31:13,468 INFO L82 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 1 times [2020-06-22 03:31:13,468 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:31:13,468 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:31:13,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:13,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 03:31:13,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:13,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:31:13,485 INFO L82 PathProgramCache]: Analyzing trace with hash 2102, now seen corresponding path program 1 times [2020-06-22 03:31:13,485 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:31:13,486 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:31:13,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:13,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 03:31:13,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:13,528 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:31:13,529 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:31:13,529 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:31:13,529 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:31:13,529 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 03:31:13,530 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:31:13,530 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:31:13,530 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:31:13,530 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 03:31:13,530 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:31:13,530 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:31:13,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:13,612 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:31:13,612 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:31:13,619 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:31:13,619 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -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:4560 -smt2 -in -t:12000 [2020-06-22 03:31:13,657 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 03:31:13,657 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:31:13,703 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:31:13,703 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-6, ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~y~0=-6, ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=13}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 12, 2] Nus: [0, 0] [2020-06-22 03:31:13,733 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:31:13,734 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:31:13,734 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:31:13,734 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:31:13,734 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 03:31:13,734 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:31:13,734 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:31:13,735 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:31:13,735 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 03:31:13,735 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:31:13,735 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:31:13,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:13,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:13,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:13,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:13,808 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:31:13,808 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -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:4560 -smt2 -in -t:12000 [2020-06-22 03:31:13,812 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:31:13,812 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:31:13,816 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:31:13,816 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 /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -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:4560 -smt2 -in -t:12000 [2020-06-22 03:31:13,845 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:31:13,846 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:31:13,850 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:31:13,851 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -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:4560 -smt2 -in -t:12000 [2020-06-22 03:31:13,878 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:31:13,878 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:31:13,882 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:31:13,882 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -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:4560 -smt2 -in -t:12000 [2020-06-22 03:31:13,911 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:31:13,911 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:31:13,943 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 03:31:13,943 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:31:14,110 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 03:31:14,113 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:31:14,113 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:31:14,113 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:31:14,113 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:31:14,114 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 03:31:14,114 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 03:31:14,114 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:31:14,114 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:31:14,114 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 03:31:14,114 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:31:14,114 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:31:14,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:14,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:14,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:14,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:14,198 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:31:14,204 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 03:31:14,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,207 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,209 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:31:14,211 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 03:31:14,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,214 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,215 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,216 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,216 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,216 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,216 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:31:14,217 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 03:31:14,217 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,219 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,220 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:31:14,220 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 03:31:14,220 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,222 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,223 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:31:14,227 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:31:14,227 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 03:31:14,252 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,252 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 03:31:14,253 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,254 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,254 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,254 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,255 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,255 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:14,256 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:14,256 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,257 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,257 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,258 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,258 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,258 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,258 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,258 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:14,259 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:14,259 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,261 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,261 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,262 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:14,263 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:14,263 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,265 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,265 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,265 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:14,271 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:31:14,271 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:31:14,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,299 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 03:31:14,299 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,300 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,300 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,300 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,301 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,301 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:14,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,303 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 [2020-06-22 03:31:14,304 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,304 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,305 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:14,305 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,307 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,307 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,308 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,308 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,308 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,309 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:14,309 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,311 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,311 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,311 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,311 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,316 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:31:14,316 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:31:14,343 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,344 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 03:31:14,361 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,362 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,362 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,363 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:14,364 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:14,364 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,366 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 [2020-06-22 03:31:14,366 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,367 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,367 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,367 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:14,368 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:14,368 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,369 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 [2020-06-22 03:31:14,369 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,370 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,370 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:14,371 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:14,371 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,372 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:14,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,373 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:14,377 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:31:14,378 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:31:14,403 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,403 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 03:31:14,403 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,404 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,405 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:14,405 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,405 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,405 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,405 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:14,406 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:14,406 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,407 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,408 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,408 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,409 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:14,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,409 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,409 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:14,410 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:14,410 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,411 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,411 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,412 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,412 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:14,412 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,413 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:14,414 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:14,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,415 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 [2020-06-22 03:31:14,416 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,416 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:14,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,417 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:14,420 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:31:14,420 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:31:14,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,439 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 03:31:14,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,440 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:31:14,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,441 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,441 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,442 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:14,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,445 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 [2020-06-22 03:31:14,446 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,446 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:31:14,446 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,446 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,446 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,446 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,447 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:14,448 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,450 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,451 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,451 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:31:14,451 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,451 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,453 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:14,453 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,454 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,455 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,456 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:31:14,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,456 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,456 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,459 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:31:14,459 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:31:14,481 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,481 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 03:31:14,482 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,483 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,483 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:14,483 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,484 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:14,486 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:14,486 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,487 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,487 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,488 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,488 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:14,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,489 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,489 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:14,491 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:14,491 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,492 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,492 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,493 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,493 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:14,493 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,494 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:14,495 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:14,495 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,496 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 [2020-06-22 03:31:14,497 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,498 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:14,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,498 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:14,502 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:31:14,502 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:31:14,531 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,532 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 03:31:14,532 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,533 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,533 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:14,533 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,534 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,534 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,535 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:14,535 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,537 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,538 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,538 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,538 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:14,539 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,539 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,539 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,539 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,540 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:14,540 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,542 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,543 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,543 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,543 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:14,543 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,544 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,544 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,544 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,544 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:14,544 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,547 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,547 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,548 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,548 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:14,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,548 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,549 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:14,550 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:31:14,551 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:31:14,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,564 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 03:31:14,565 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,566 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,566 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:14,567 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,567 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,567 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,567 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:31:14,568 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:31:14,568 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,571 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,572 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,572 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:14,572 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,572 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,573 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,573 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:31:14,574 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:31:14,574 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,577 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,578 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,578 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,578 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:14,578 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:14,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,579 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,579 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:31:14,580 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:31:14,580 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:14,583 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,584 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:14,584 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:14,584 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:14,585 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:14,585 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:14,585 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:31:14,588 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 03:31:14,589 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 03:31:14,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:14,616 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-06-22 03:31:14,617 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [36] ULTIMATE.startENTRY-->L17-2: Formula: (<= 1 (* 2 v_ULTIMATE.start_main_~y~0_7)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_7|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 3#L17-2true [25] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_5 (+ v_ULTIMATE.start_main_~x~0_6 (* (- 2) v_ULTIMATE.start_main_~y~0_6) 1)) (<= 0 v_ULTIMATE.start_main_~x~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 3#L17-2true [2020-06-22 03:31:14,617 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true [25] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_5 (+ v_ULTIMATE.start_main_~x~0_6 (* (- 2) v_ULTIMATE.start_main_~y~0_6) 1)) (<= 0 v_ULTIMATE.start_main_~x~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 3#L17-2true [2020-06-22 03:31:14,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:31:14,617 INFO L82 PathProgramCache]: Analyzing trace with hash 2102, now seen corresponding path program 2 times [2020-06-22 03:31:14,617 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:31:14,618 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:31:14,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:14,619 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 03:31:14,619 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:14,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:31:14,624 INFO L82 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 2 times [2020-06-22 03:31:14,624 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:31:14,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:31:14,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:14,625 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 03:31:14,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:14,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:31:14,629 INFO L82 PathProgramCache]: Analyzing trace with hash 65187, now seen corresponding path program 3 times [2020-06-22 03:31:14,629 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:31:14,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:31:14,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:14,630 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 03:31:14,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:31:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:31:14,656 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:31:14,656 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:31:14,656 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:31:14,656 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:31:14,657 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 03:31:14,657 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:31:14,657 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:31:14,657 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:31:14,657 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 03:31:14,657 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:31:14,658 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:31:14,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:14,695 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:31:14,696 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -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:4560 -smt2 -in -t:12000 [2020-06-22 03:31:14,700 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:31:14,701 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -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:4560 -smt2 -in -t:12000 [2020-06-22 03:31:14,732 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 03:31:14,733 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:31:14,770 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:31:14,770 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-6, ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~y~0=-6, ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=13}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 12, 2] Nus: [0, 0] [2020-06-22 03:31:14,807 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:31:14,807 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:31:14,807 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:31:14,808 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:31:14,808 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 03:31:14,808 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:31:14,808 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:31:14,808 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:31:14,808 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 03:31:14,808 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:31:14,808 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:31:14,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:14,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:14,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:14,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:14,866 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:31:14,866 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:31:14,881 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:31:14,882 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:31:14,886 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:31:14,886 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:31:14,916 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:31:14,916 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:31:14,919 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:31:14,920 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -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:4560 -smt2 -in -t:12000 [2020-06-22 03:31:14,948 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:31:14,948 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -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:4560 -smt2 -in -t:12000 [2020-06-22 03:31:14,981 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 03:31:14,981 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:31:15,109 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 03:31:15,112 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:31:15,112 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:31:15,112 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:31:15,112 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:31:15,112 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 03:31:15,112 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 03:31:15,113 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:31:15,113 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:31:15,113 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 03:31:15,113 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:31:15,113 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:31:15,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:15,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:15,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:15,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:31:15,178 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:31:15,178 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 03:31:15,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,180 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,180 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,180 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:31:15,181 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 03:31:15,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,183 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:31:15,183 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 03:31:15,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,184 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,185 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:31:15,186 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:31:15,186 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 03:31:15,192 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,192 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 [2020-06-22 03:31:15,192 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,193 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,193 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:31:15,194 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 03:31:15,194 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,194 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 03:31:15,195 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,195 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,195 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,195 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,196 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,196 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:15,196 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:15,196 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,197 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,197 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,197 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,198 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:15,198 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:15,198 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,199 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,199 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,200 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,200 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:15,202 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:31:15,202 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:31:15,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,211 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:15,211 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:15,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,212 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 03:31:15,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,213 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,214 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,214 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:15,214 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,215 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,216 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,216 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,216 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,217 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,217 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:15,217 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,218 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,219 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,220 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:31:15,221 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:31:15,231 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,232 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,232 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,232 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,233 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:15,233 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,233 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,233 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 03:31:15,234 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,234 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,234 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,235 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,235 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,235 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:15,235 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:15,235 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,236 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,237 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,237 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,237 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,238 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:15,238 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:15,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,240 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,240 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:15,242 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:31:15,243 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:31:15,254 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,255 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 [2020-06-22 03:31:15,256 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:31:15,256 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,256 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,256 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,256 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:15,257 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:15,257 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,257 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,257 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 03:31:15,258 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,259 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,259 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:15,259 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,259 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,259 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,259 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:15,260 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:15,260 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,261 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,261 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,261 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,262 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:15,262 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,262 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:15,263 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:15,263 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,264 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,265 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:15,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,266 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,266 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:15,267 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:31:15,267 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:31:15,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,277 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,278 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:15,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,279 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:31:15,279 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:31:15,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,280 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 03:31:15,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,281 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,282 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:31:15,282 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,282 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,283 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:15,283 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,284 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,284 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 [2020-06-22 03:31:15,285 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,285 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:31:15,285 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,286 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,287 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:15,287 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,288 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,288 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 [2020-06-22 03:31:15,289 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,289 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:31:15,289 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,289 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,289 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,292 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:31:15,292 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:31:15,352 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,354 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,354 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,355 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:31:15,355 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,355 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,356 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:15,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,358 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 03:31:15,358 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,359 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,359 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:15,359 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,360 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:15,361 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:15,361 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,362 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 [2020-06-22 03:31:15,363 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,363 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:15,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,363 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:15,365 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:15,365 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,366 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,366 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 [2020-06-22 03:31:15,367 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,367 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:15,367 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,367 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,367 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:15,371 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:31:15,371 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:31:15,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,391 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,392 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,392 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:15,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,392 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:31:15,394 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:31:15,394 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,395 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 03:31:15,395 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,395 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,396 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:15,396 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,396 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,397 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:15,397 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,398 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,399 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,399 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,399 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:15,399 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,399 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,400 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,400 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:15,400 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,402 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,403 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:15,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,403 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,405 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:31:15,405 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:31:15,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,419 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,419 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:31:15,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,419 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:31:15,420 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:31:15,420 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,422 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 03:31:15,422 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 [2020-06-22 03:31:15,423 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,423 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:15,423 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,423 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:31:15,424 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:31:15,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,426 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,427 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:31:15,427 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,428 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:15,428 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,428 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:31:15,429 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:31:15,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,432 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 [2020-06-22 03:31:15,432 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,432 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:15,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,433 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:31:15,436 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 03:31:15,436 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 03:31:15,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,457 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 [2020-06-22 03:31:15,458 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:31:15,458 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:31:15,458 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:31:15,459 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:31:15,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:31:15,459 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:31:15,460 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:31:15,460 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:31:15,462 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:31:15,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 03:31:15 BasicIcfg [2020-06-22 03:31:15,469 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-22 03:31:15,470 INFO L168 Benchmark]: Toolchain (without parser) took 2889.45 ms. Allocated memory was 649.6 MB in the beginning and 780.1 MB in the end (delta: 130.5 MB). Free memory was 558.9 MB in the beginning and 691.0 MB in the end (delta: -132.1 MB). Peak memory consumption was 229.3 MB. Max. memory is 50.3 GB. [2020-06-22 03:31:15,471 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 649.6 MB. Free memory is still 580.5 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-22 03:31:15,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.48 ms. Allocated memory was 649.6 MB in the beginning and 689.4 MB in the end (delta: 39.8 MB). Free memory was 558.9 MB in the beginning and 656.0 MB in the end (delta: -97.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 50.3 GB. [2020-06-22 03:31:15,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.12 ms. Allocated memory is still 689.4 MB. Free memory was 656.0 MB in the beginning and 654.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-06-22 03:31:15,473 INFO L168 Benchmark]: Boogie Preprocessor took 18.19 ms. Allocated memory is still 689.4 MB. Free memory was 654.7 MB in the beginning and 653.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-06-22 03:31:15,473 INFO L168 Benchmark]: RCFGBuilder took 186.39 ms. Allocated memory is still 689.4 MB. Free memory was 653.3 MB in the beginning and 638.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 50.3 GB. [2020-06-22 03:31:15,474 INFO L168 Benchmark]: BlockEncodingV2 took 71.07 ms. Allocated memory is still 689.4 MB. Free memory was 638.7 MB in the beginning and 633.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. [2020-06-22 03:31:15,475 INFO L168 Benchmark]: TraceAbstraction took 149.95 ms. Allocated memory is still 689.4 MB. Free memory was 633.3 MB in the beginning and 622.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 50.3 GB. [2020-06-22 03:31:15,475 INFO L168 Benchmark]: BuchiAutomizer took 2142.26 ms. Allocated memory was 689.4 MB in the beginning and 780.1 MB in the end (delta: 90.7 MB). Free memory was 622.7 MB in the beginning and 691.0 MB in the end (delta: -68.2 MB). Peak memory consumption was 253.3 MB. Max. memory is 50.3 GB. [2020-06-22 03:31:15,479 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 7 locations, 9 edges - StatisticsResult: Encoded RCFG 2 locations, 2 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 649.6 MB. Free memory is still 580.5 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 283.48 ms. Allocated memory was 649.6 MB in the beginning and 689.4 MB in the end (delta: 39.8 MB). Free memory was 558.9 MB in the beginning and 656.0 MB in the end (delta: -97.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 33.12 ms. Allocated memory is still 689.4 MB. Free memory was 656.0 MB in the beginning and 654.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 18.19 ms. Allocated memory is still 689.4 MB. Free memory was 654.7 MB in the beginning and 653.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 186.39 ms. Allocated memory is still 689.4 MB. Free memory was 653.3 MB in the beginning and 638.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 71.07 ms. Allocated memory is still 689.4 MB. Free memory was 638.7 MB in the beginning and 633.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. * TraceAbstraction took 149.95 ms. Allocated memory is still 689.4 MB. Free memory was 633.3 MB in the beginning and 622.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 2142.26 ms. Allocated memory was 689.4 MB in the beginning and 780.1 MB in the end (delta: 90.7 MB). Free memory was 622.7 MB in the beginning and 691.0 MB in the end (delta: -68.2 MB). Peak memory consumption was 253.3 MB. Max. memory is 50.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. 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: inital21 mio100 ax100 hnf105 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq149 hnf96 smp100 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 25ms VariablesStem: 2 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[36] ULTIMATE.startENTRY-->L17-2: Formula: (<= 1 (* 2 v_ULTIMATE.start_main_~y~0_7)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_7|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0]" "[25] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_5 (+ v_ULTIMATE.start_main_~x~0_6 (* (- 2) v_ULTIMATE.start_main_~y~0_6) 1)) (<= 0 v_ULTIMATE.start_main_~x~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0]" Loop: "[25] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_5 (+ v_ULTIMATE.start_main_~x~0_6 (* (- 2) v_ULTIMATE.start_main_~y~0_6) 1)) (<= 0 v_ULTIMATE.start_main_~x~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-06-22 03:31:09.420 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-06-22 03:31:15.711 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check