MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-22 07:25:23,799 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-22 07:25:23,801 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-22 07:25:23,812 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-22 07:25:23,812 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-22 07:25:23,813 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-22 07:25:23,814 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-22 07:25:23,816 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-22 07:25:23,817 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-22 07:25:23,818 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-22 07:25:23,819 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-22 07:25:23,819 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-22 07:25:23,820 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-22 07:25:23,821 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-22 07:25:23,822 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-22 07:25:23,822 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-22 07:25:23,823 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-22 07:25:23,825 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-22 07:25:23,827 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-22 07:25:23,828 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-22 07:25:23,829 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-22 07:25:23,830 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-22 07:25:23,832 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-22 07:25:23,832 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-22 07:25:23,833 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-22 07:25:23,833 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-22 07:25:23,834 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-22 07:25:23,835 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-22 07:25:23,835 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-22 07:25:23,836 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-22 07:25:23,836 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-22 07:25:23,837 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-22 07:25:23,838 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-22 07:25:23,838 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-22 07:25:23,839 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-22 07:25:23,839 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-22 07:25:23,839 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-22 07:25:23,840 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-22 07:25:23,841 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-22 07:25:23,841 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-06-22 07:25:23,855 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-22 07:25:23,855 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-22 07:25:23,856 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-22 07:25:23,857 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-22 07:25:23,857 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-22 07:25:23,857 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-22 07:25:23,857 INFO L133 SettingsManager]: * Use SBE=true [2020-06-22 07:25:23,857 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-22 07:25:23,857 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-22 07:25:23,858 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-22 07:25:23,858 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-22 07:25:23,858 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-22 07:25:23,858 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-22 07:25:23,858 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-22 07:25:23,858 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 07:25:23,859 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-22 07:25:23,859 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-22 07:25:23,859 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-22 07:25:23,859 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-22 07:25:23,859 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-22 07:25:23,859 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-22 07:25:23,860 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-22 07:25:23,860 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-22 07:25:23,860 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-22 07:25:23,860 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 07:25:23,860 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-22 07:25:23,860 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-22 07:25:23,861 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-22 07:25:23,861 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-22 07:25:23,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-22 07:25:23,900 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-22 07:25:23,903 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-22 07:25:23,905 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-22 07:25:23,905 INFO L276 PluginConnector]: CDTParser initialized [2020-06-22 07:25:23,906 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-06-22 07:25:23,997 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/0a49612359584378870e10e455a644dd/FLAG5719cb79f [2020-06-22 07:25:24,345 INFO L307 CDTParser]: Found 1 translation units. [2020-06-22 07:25:24,346 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-06-22 07:25:24,352 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/0a49612359584378870e10e455a644dd/FLAG5719cb79f [2020-06-22 07:25:24,750 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/0a49612359584378870e10e455a644dd [2020-06-22 07:25:24,762 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-22 07:25:24,763 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-22 07:25:24,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-22 07:25:24,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-22 07:25:24,768 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-22 07:25:24,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 07:25:24" (1/1) ... [2020-06-22 07:25:24,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef38891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:24, skipping insertion in model container [2020-06-22 07:25:24,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 07:25:24" (1/1) ... [2020-06-22 07:25:24,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-22 07:25:24,797 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-22 07:25:24,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 07:25:24,954 INFO L191 MainTranslator]: Completed pre-run [2020-06-22 07:25:24,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 07:25:25,036 INFO L195 MainTranslator]: Completed translation [2020-06-22 07:25:25,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25 WrapperNode [2020-06-22 07:25:25,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-22 07:25:25,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-22 07:25:25,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-22 07:25:25,038 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-22 07:25:25,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-22 07:25:25,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-22 07:25:25,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-22 07:25:25,072 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-22 07:25:25,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-22 07:25:25,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-22 07:25:25,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-22 07:25:25,091 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-22 07:25:25,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (1/1) ... No working directory specified, using /export/starexec/sandbox/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 07:25:25,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-22 07:25:25,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-22 07:25:25,275 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-22 07:25:25,275 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2020-06-22 07:25:25,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:25:25 BoogieIcfgContainer [2020-06-22 07:25:25,277 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-22 07:25:25,277 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-22 07:25:25,277 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-22 07:25:25,279 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-22 07:25:25,280 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:25:25" (1/1) ... [2020-06-22 07:25:25,294 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2020-06-22 07:25:25,296 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-22 07:25:25,296 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-22 07:25:25,297 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-22 07:25:25,297 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-22 07:25:25,299 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-22 07:25:25,300 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-22 07:25:25,300 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-22 07:25:25,314 INFO L185 BlockEncoder]: Using Use SBE [2020-06-22 07:25:25,328 INFO L200 BlockEncoder]: SBE split 1 edges [2020-06-22 07:25:25,333 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-06-22 07:25:25,334 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 07:25:25,348 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-06-22 07:25:25,350 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-06-22 07:25:25,351 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 07:25:25,351 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 07:25:25,352 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-22 07:25:25,352 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 07:25:25,352 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 3 edges [2020-06-22 07:25:25,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 07:25:25 BasicIcfg [2020-06-22 07:25:25,353 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-22 07:25:25,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-22 07:25:25,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-22 07:25:25,357 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-22 07:25:25,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.06 07:25:24" (1/4) ... [2020-06-22 07:25:25,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37a9747d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 07:25:25, skipping insertion in model container [2020-06-22 07:25:25,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (2/4) ... [2020-06-22 07:25:25,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37a9747d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 07:25:25, skipping insertion in model container [2020-06-22 07:25:25,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:25:25" (3/4) ... [2020-06-22 07:25:25,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37a9747d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 07:25:25, skipping insertion in model container [2020-06-22 07:25:25,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 07:25:25" (4/4) ... [2020-06-22 07:25:25,361 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 07:25:25,370 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-22 07:25:25,378 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-22 07:25:25,395 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-22 07:25:25,423 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 07:25:25,423 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-22 07:25:25,424 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-22 07:25:25,424 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 07:25:25,424 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 07:25:25,424 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 07:25:25,424 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-22 07:25:25,424 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 07:25:25,425 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-22 07:25:25,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-06-22 07:25:25,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-22 07:25:25,446 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-06-22 07:25:25,497 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-06-22 07:25:25,498 INFO L451 ceAbstractionStarter]: At program point L15-2(lines 15 19) the Hoare annotation is: true [2020-06-22 07:25:25,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 07:25:25 BasicIcfg [2020-06-22 07:25:25,508 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-22 07:25:25,508 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-22 07:25:25,508 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-22 07:25:25,512 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-22 07:25:25,513 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 07:25:25,513 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.06 07:25:24" (1/5) ... [2020-06-22 07:25:25,513 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51eedb2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 07:25:25, skipping insertion in model container [2020-06-22 07:25:25,514 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 07:25:25,514 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 07:25:25" (2/5) ... [2020-06-22 07:25:25,514 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51eedb2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 07:25:25, skipping insertion in model container [2020-06-22 07:25:25,514 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 07:25:25,514 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:25:25" (3/5) ... [2020-06-22 07:25:25,515 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51eedb2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 07:25:25, skipping insertion in model container [2020-06-22 07:25:25,515 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 07:25:25,515 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 07:25:25" (4/5) ... [2020-06-22 07:25:25,515 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51eedb2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 07:25:25, skipping insertion in model container [2020-06-22 07:25:25,516 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 07:25:25,516 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 07:25:25" (5/5) ... [2020-06-22 07:25:25,517 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 07:25:25,545 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 07:25:25,545 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-22 07:25:25,545 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-22 07:25:25,545 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 07:25:25,546 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 07:25:25,546 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 07:25:25,546 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-22 07:25:25,546 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 07:25:25,546 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-22 07:25:25,550 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 07:25:25,567 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 07:25:25,567 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 07:25:25,568 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 07:25:25,573 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 07:25:25,573 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 07:25:25,573 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2020-06-22 07:25:25,573 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 07:25:25,574 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 07:25:25,574 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 07:25:25,574 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 07:25:25,574 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 07:25:25,574 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 07:25:25,579 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L15-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_1 0) (= v_ULTIMATE.start_main_~j~0_1 1) (= v_ULTIMATE.start_main_~t~0_1 0) (= v_ULTIMATE.start_main_~n~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_1, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~t~0=v_ULTIMATE.start_main_~t~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~t~0] 4#L15-2true [2020-06-22 07:25:25,580 INFO L796 eck$LassoCheckResult]: Loop: 4#L15-2true [26] L15-2-->L15-2: Formula: (and (= v_ULTIMATE.start_main_~t~0_6 (+ v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~j~0_8)) (= v_ULTIMATE.start_main_~i~0_6 v_ULTIMATE.start_main_~j~0_8) (< v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~n~0_7) (= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~t~0_6)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8} OutVars{ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~t~0=v_ULTIMATE.start_main_~t~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~t~0] 4#L15-2true [2020-06-22 07:25:25,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 07:25:25,586 INFO L82 PathProgramCache]: Analyzing trace with hash 50, now seen corresponding path program 1 times [2020-06-22 07:25:25,588 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 07:25:25,588 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 07:25:25,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:25,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 07:25:25,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:25,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 07:25:25,658 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times [2020-06-22 07:25:25,658 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 07:25:25,658 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 07:25:25,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:25,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 07:25:25,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:25,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 07:25:25,674 INFO L82 PathProgramCache]: Analyzing trace with hash 1576, now seen corresponding path program 1 times [2020-06-22 07:25:25,674 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 07:25:25,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 07:25:25,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:25,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 07:25:25,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:25,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:25,792 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 07:25:25,793 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 07:25:25,793 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 07:25:25,793 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 07:25:25,793 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 07:25:25,793 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 07:25:25,794 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 07:25:25,794 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 07:25:25,794 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 07:25:25,794 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 07:25:25,794 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 07:25:25,814 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 07:25:25,822 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 07:25:25,826 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 07:25:25,829 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 07:25:25,833 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 07:25:26,006 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 07:25:26,007 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/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 07:25:26,015 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 07:25:26,015 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 07:25:26,026 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 07:25:26,026 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/sandbox/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 07:25:26,057 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 07:25:26,058 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 07:25:26,085 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 07:25:26,086 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/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 07:25:26,091 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 07:25:26,092 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 07:25:26,096 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 07:25:26,096 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/sandbox/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 07:25:26,123 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 07:25:26,123 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 07:25:26,151 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 07:25:26,152 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/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 07:25:26,156 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 07:25:26,157 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/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 07:25:26,190 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 07:25:26,190 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 07:25:33,747 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 07:25:33,750 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 07:25:33,751 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 07:25:33,751 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 07:25:33,751 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 07:25:33,751 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 07:25:33,751 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 07:25:33,751 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 07:25:33,751 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 07:25:33,751 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 07:25:33,752 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 07:25:33,752 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 07:25:33,754 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 07:25:33,757 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 07:25:33,760 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 07:25:33,763 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 07:25:33,780 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 07:25:33,888 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 07:25:33,894 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 07:25:33,896 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:33,897 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:33,897 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:33,898 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:33,898 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:33,898 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:33,900 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 07:25:33,900 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:33,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:33,904 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:33,905 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:33,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:33,905 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:33,905 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:33,908 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:33,908 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 07:25:33,914 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:33,914 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:33,915 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:33,915 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:33,915 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:33,915 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:33,916 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:33,916 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 07:25:33,916 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:33,917 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:33,918 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:33,918 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:33,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:33,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:33,919 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:33,924 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:33,924 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 07:25:33,976 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:33,977 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:33,978 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:33,978 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:33,978 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:33,978 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:33,980 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:33,980 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 07:25:33,987 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:33,987 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 07:25:33,988 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:33,988 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:33,989 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:33,989 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:33,989 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:33,989 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:33,990 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 07:25:33,990 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:33,991 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:33,991 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:33,992 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:33,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:33,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:33,993 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:33,995 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:33,995 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:33,999 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:33,999 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,000 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,001 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,001 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,001 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:34,001 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 07:25:34,002 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,002 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,003 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,003 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,004 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:34,008 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:34,009 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:34,057 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,058 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,059 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,059 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,059 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,059 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:34,061 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:34,061 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:34,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,067 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 07:25:34,068 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,068 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,069 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,069 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,069 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,069 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,070 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:34,070 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,071 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,071 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,072 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,072 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,072 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,072 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,074 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:34,075 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:34,080 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,080 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,081 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,081 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,081 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,081 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,082 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:34,082 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,083 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,084 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,084 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,084 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,084 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,089 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:34,089 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:34,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,130 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,130 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,131 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,131 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,133 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:34,133 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:34,140 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,140 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 07:25:34,141 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,141 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,141 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,142 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,142 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,142 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,142 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 07:25:34,143 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,143 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,144 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,145 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,145 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,145 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,148 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:34,148 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:34,152 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,153 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,153 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,154 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,154 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,154 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,155 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 07:25:34,155 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,156 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,157 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,157 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,163 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:34,163 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:34,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,222 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:34,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,223 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,225 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:34,225 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:34,231 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,232 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 07:25:34,232 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,233 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,233 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,233 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,233 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,233 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:34,234 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 07:25:34,235 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,235 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,236 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,236 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,237 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,237 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,237 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,237 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:34,239 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:34,239 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:34,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,245 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,245 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,245 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:34,246 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 07:25:34,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,248 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,248 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,248 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:34,252 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:34,252 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:34,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,282 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,283 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,283 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:34,284 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:34,284 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:34,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,290 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 07:25:34,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,291 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,291 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:34,291 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,291 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,292 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:34,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,294 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,294 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,295 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:34,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,295 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,297 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:34,297 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:34,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,303 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 07:25:34,304 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,305 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:34,305 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,305 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,305 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,306 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:34,306 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,308 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,308 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:34,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,309 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,313 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:34,313 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:34,347 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,347 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,349 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:34,349 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,349 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,349 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,351 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:34,351 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:34,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,358 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 07:25:34,359 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,359 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,359 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,360 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,360 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,361 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 07:25:34,361 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,363 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,363 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,363 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,364 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,364 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,366 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:34,366 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:34,375 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,376 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,376 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,377 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,377 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,377 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,377 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,378 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 07:25:34,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,392 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,393 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,393 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,394 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,394 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,400 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:34,400 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:34,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,442 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,443 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,443 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,443 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:34,446 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:34,446 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:34,456 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,457 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 07:25:34,457 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 07:25:34,458 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,458 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,458 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,458 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,458 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,458 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,459 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:34,459 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,461 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,461 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,462 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,462 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,462 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,462 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,462 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,464 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:34,464 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:34,468 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,469 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,469 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,470 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,470 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,470 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,471 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:34,471 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,474 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,474 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,474 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,478 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:34,478 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:34,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:34,512 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,512 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:34,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,512 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:34,514 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:34,514 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:34,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,519 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 07:25:34,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,521 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,521 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,522 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:34,522 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:34,523 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,525 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,525 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,526 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,526 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,526 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,527 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:34,529 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 07:25:34,529 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 07:25:34,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,537 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,537 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,537 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,538 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:34,538 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,538 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,538 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:34,539 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:34,539 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:34,542 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,542 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,543 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,543 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,543 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,544 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:34,548 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 07:25:34,549 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 07:25:34,653 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,654 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:34,656 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:34,656 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:34,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:34,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:34,656 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:34,658 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 07:25:34,659 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 07:25:34,665 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:34,666 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-06-22 07:25:34,666 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L15-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_1 0) (= v_ULTIMATE.start_main_~j~0_1 1) (= v_ULTIMATE.start_main_~t~0_1 0) (= v_ULTIMATE.start_main_~n~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_1, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~t~0=v_ULTIMATE.start_main_~t~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~t~0] 4#L15-2true [26] L15-2-->L15-2: Formula: (and (= v_ULTIMATE.start_main_~t~0_6 (+ v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~j~0_8)) (= v_ULTIMATE.start_main_~i~0_6 v_ULTIMATE.start_main_~j~0_8) (< v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~n~0_7) (= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~t~0_6)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8} OutVars{ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~t~0=v_ULTIMATE.start_main_~t~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~t~0] 4#L15-2true [2020-06-22 07:25:34,666 INFO L796 eck$LassoCheckResult]: Loop: 4#L15-2true [26] L15-2-->L15-2: Formula: (and (= v_ULTIMATE.start_main_~t~0_6 (+ v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~j~0_8)) (= v_ULTIMATE.start_main_~i~0_6 v_ULTIMATE.start_main_~j~0_8) (< v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~n~0_7) (= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~t~0_6)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8} OutVars{ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~t~0=v_ULTIMATE.start_main_~t~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~t~0] 4#L15-2true [2020-06-22 07:25:34,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 07:25:34,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1576, now seen corresponding path program 2 times [2020-06-22 07:25:34,667 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 07:25:34,667 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 07:25:34,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:34,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 07:25:34,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:34,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 07:25:34,676 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 2 times [2020-06-22 07:25:34,676 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 07:25:34,676 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 07:25:34,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:34,677 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 07:25:34,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:34,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 07:25:34,681 INFO L82 PathProgramCache]: Analyzing trace with hash 48882, now seen corresponding path program 3 times [2020-06-22 07:25:34,681 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 07:25:34,681 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 07:25:34,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:34,682 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 07:25:34,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 07:25:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 07:25:34,744 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 07:25:34,745 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 07:25:34,745 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 07:25:34,745 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 07:25:34,745 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 07:25:34,745 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 07:25:34,745 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 07:25:34,745 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 07:25:34,745 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 07:25:34,745 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 07:25:34,746 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 07:25:34,747 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 07:25:34,751 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 07:25:34,776 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 07:25:34,778 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 07:25:34,781 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 07:25:34,897 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 07:25:34,897 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/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 07:25:34,901 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 07:25:34,902 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 07:25:34,930 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 07:25:34,931 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/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 07:25:34,936 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 07:25:34,936 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/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 07:25:34,976 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 07:25:34,976 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 07:25:35,607 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 07:25:35,612 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 07:25:35,612 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 07:25:35,612 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 07:25:35,612 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 07:25:35,612 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 07:25:35,612 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 07:25:35,612 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 07:25:35,612 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 07:25:35,613 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 07:25:35,613 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 07:25:35,613 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 07:25:35,615 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 07:25:35,620 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 07:25:35,637 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 07:25:35,640 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 07:25:35,643 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 07:25:35,736 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 07:25:35,737 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 07:25:35,737 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:35,738 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,739 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:35,740 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:35,740 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 07:25:35,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,742 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,743 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:35,744 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:35,744 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 07:25:35,756 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,756 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,757 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,757 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,758 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:35,758 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 07:25:35,758 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,759 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:35,759 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,759 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:35,760 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:35,760 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 07:25:35,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,762 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,762 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,763 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 07:25:35,763 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 07:25:35,763 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,764 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,764 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 07:25:35,764 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,764 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,764 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,765 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,765 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,765 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:35,766 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:35,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,767 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,768 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,770 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:35,770 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:35,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,788 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,788 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,789 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,789 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 07:25:35,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,790 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,790 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,790 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,791 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:35,791 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:35,794 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,794 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,795 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,795 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,795 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,795 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,795 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,796 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 07:25:35,796 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,796 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 07:25:35,797 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,797 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,797 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,798 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:35,799 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:35,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,801 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,802 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,802 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,804 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:35,805 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:35,829 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,830 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,830 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,830 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,831 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,831 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:35,831 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,832 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,832 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,832 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,833 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,833 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,834 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:35,834 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:35,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,838 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,838 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,838 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,839 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,839 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:35,839 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,840 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 07:25:35,840 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,840 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,840 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,841 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:35,842 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:35,842 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:35,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,845 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,845 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,846 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,846 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:35,849 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:35,849 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:35,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:35,872 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,872 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,872 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:35,873 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 07:25:35,873 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,873 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,874 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,874 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,874 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:35,876 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:35,876 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:35,880 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,880 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:35,881 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 07:25:35,881 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,881 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,881 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,881 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:35,882 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 07:25:35,882 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,882 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,882 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 07:25:35,883 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,883 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,883 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:35,883 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,883 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,884 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,885 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:35,885 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:35,888 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,888 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:35,889 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,889 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:35,889 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,889 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,889 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,891 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:35,892 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:35,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,911 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,911 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:35,912 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,912 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,913 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 07:25:35,913 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,913 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,914 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,914 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:35,914 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,914 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,915 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 07:25:35,915 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 07:25:35,919 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,920 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,920 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:35,920 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,920 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,920 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,920 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 07:25:35,921 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 07:25:35,921 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,921 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,922 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 07:25:35,922 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,922 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,922 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:35,923 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,923 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,923 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,924 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:35,924 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:35,928 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,928 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,929 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,929 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:35,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,930 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,933 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:35,933 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:35,957 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,958 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:35,958 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,958 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:35,958 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,959 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,960 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:35,960 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,961 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,961 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,961 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,962 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:35,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,962 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,962 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,963 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:35,963 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:35,969 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,969 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,970 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,970 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 07:25:35,970 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:35,970 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,970 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,971 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:35,971 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:35,971 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:35,972 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,972 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 07:25:35,973 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:35,973 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,973 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:35,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,974 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:35,976 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:35,976 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:35,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:35,983 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:35,984 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:35,984 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:35,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:35,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:35,985 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:35,989 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:35,989 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:36,019 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,020 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:36,020 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,020 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:36,021 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:36,021 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,021 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,021 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:36,022 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 07:25:36,022 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:36,023 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,023 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:36,023 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,024 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:36,024 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,024 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,024 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:36,026 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 07:25:36,026 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 07:25:36,034 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:36,035 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,035 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:36,035 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:36,035 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,035 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,035 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 07:25:36,036 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 07:25:36,036 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:36,037 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,037 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 07:25:36,038 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:36,038 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,038 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:36,038 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,038 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,038 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:36,039 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:36,040 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:36,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,043 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:36,044 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,044 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:36,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,044 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,044 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:36,046 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:36,047 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:36,066 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:36,067 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,067 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:36,067 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:36,068 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,068 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:36,068 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:36,068 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:36,070 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,070 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:36,070 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,070 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:36,071 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,071 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,071 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:36,072 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 07:25:36,072 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 07:25:36,076 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,076 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:36,077 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,077 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 07:25:36,077 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:36,077 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,077 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,077 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 07:25:36,078 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 07:25:36,078 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:36,079 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,079 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 07:25:36,079 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:36,080 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,080 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:36,080 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,080 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,080 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:36,082 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 07:25:36,082 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 07:25:36,087 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,088 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:36,088 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,088 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:36,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,089 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:36,092 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 07:25:36,092 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 07:25:36,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:36,146 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,146 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:36,146 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:36,147 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,147 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,147 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:36,148 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:36,148 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:36,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 07:25:36,151 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,151 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:36,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,151 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,151 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:36,153 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 07:25:36,153 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 07:25:36,159 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,159 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 07:25:36,160 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 07:25:36,160 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 07:25:36,160 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 07:25:36,160 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 07:25:36,160 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 07:25:36,161 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 07:25:36,161 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 07:25:36,161 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 07:25:36,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 07:25:36,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 07:25:36 BasicIcfg [2020-06-22 07:25:36,170 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-22 07:25:36,171 INFO L168 Benchmark]: Toolchain (without parser) took 11408.75 ms. Allocated memory was 649.6 MB in the beginning and 749.2 MB in the end (delta: 99.6 MB). Free memory was 559.5 MB in the beginning and 430.3 MB in the end (delta: 129.2 MB). Peak memory consumption was 228.8 MB. Max. memory is 50.3 GB. [2020-06-22 07:25:36,173 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.3 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-22 07:25:36,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.22 ms. Allocated memory was 649.6 MB in the beginning and 657.5 MB in the end (delta: 7.9 MB). Free memory was 559.5 MB in the beginning and 625.3 MB in the end (delta: -65.8 MB). Peak memory consumption was 30.6 MB. Max. memory is 50.3 GB. [2020-06-22 07:25:36,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.71 ms. Allocated memory is still 657.5 MB. Free memory was 625.3 MB in the beginning and 624.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. [2020-06-22 07:25:36,174 INFO L168 Benchmark]: Boogie Preprocessor took 18.35 ms. Allocated memory is still 657.5 MB. Free memory was 624.2 MB in the beginning and 621.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 50.3 GB. [2020-06-22 07:25:36,175 INFO L168 Benchmark]: RCFGBuilder took 186.47 ms. Allocated memory is still 657.5 MB. Free memory was 621.3 MB in the beginning and 608.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 50.3 GB. [2020-06-22 07:25:36,175 INFO L168 Benchmark]: BlockEncodingV2 took 75.71 ms. Allocated memory is still 657.5 MB. Free memory was 608.6 MB in the beginning and 603.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. [2020-06-22 07:25:36,176 INFO L168 Benchmark]: TraceAbstraction took 154.03 ms. Allocated memory is still 657.5 MB. Free memory was 603.2 MB in the beginning and 593.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. [2020-06-22 07:25:36,176 INFO L168 Benchmark]: BuchiAutomizer took 10662.16 ms. Allocated memory was 657.5 MB in the beginning and 749.2 MB in the end (delta: 91.8 MB). Free memory was 592.2 MB in the beginning and 430.3 MB in the end (delta: 161.9 MB). Peak memory consumption was 253.6 MB. Max. memory is 50.3 GB. [2020-06-22 07:25:36,180 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 6 locations, 7 edges - StatisticsResult: Encoded RCFG 2 locations, 3 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.3 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 273.22 ms. Allocated memory was 649.6 MB in the beginning and 657.5 MB in the end (delta: 7.9 MB). Free memory was 559.5 MB in the beginning and 625.3 MB in the end (delta: -65.8 MB). Peak memory consumption was 30.6 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 33.71 ms. Allocated memory is still 657.5 MB. Free memory was 625.3 MB in the beginning and 624.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 18.35 ms. Allocated memory is still 657.5 MB. Free memory was 624.2 MB in the beginning and 621.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 50.3 GB. * RCFGBuilder took 186.47 ms. Allocated memory is still 657.5 MB. Free memory was 621.3 MB in the beginning and 608.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 75.71 ms. Allocated memory is still 657.5 MB. Free memory was 608.6 MB in the beginning and 603.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. * TraceAbstraction took 154.03 ms. Allocated memory is still 657.5 MB. Free memory was 603.2 MB in the beginning and 593.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 10662.16 ms. Allocated memory was 657.5 MB in the beginning and 749.2 MB in the end (delta: 91.8 MB). Free memory was 592.2 MB in the beginning and 430.3 MB in the end (delta: 161.9 MB). Peak memory consumption was 253.6 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: 15]: 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 10.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 10.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital28 mio100 ax142 hnf100 lsp69 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq192 hnf88 smp100 dnf100 smp100 tf100 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 7ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[19] ULTIMATE.startENTRY-->L15-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_1 0) (= v_ULTIMATE.start_main_~j~0_1 1) (= v_ULTIMATE.start_main_~t~0_1 0) (= v_ULTIMATE.start_main_~n~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_1, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~t~0=v_ULTIMATE.start_main_~t~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~t~0]" "[26] L15-2-->L15-2: Formula: (and (= v_ULTIMATE.start_main_~t~0_6 (+ v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~j~0_8)) (= v_ULTIMATE.start_main_~i~0_6 v_ULTIMATE.start_main_~j~0_8) (< v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~n~0_7) (= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~t~0_6)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8} OutVars{ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~t~0=v_ULTIMATE.start_main_~t~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~t~0]" Loop: "[26] L15-2-->L15-2: Formula: (and (= v_ULTIMATE.start_main_~t~0_6 (+ v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~j~0_8)) (= v_ULTIMATE.start_main_~i~0_6 v_ULTIMATE.start_main_~j~0_8) (< v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~n~0_7) (= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~t~0_6)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8} OutVars{ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~t~0=v_ULTIMATE.start_main_~t~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~t~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-06-22 07:25:21.482 ----------------------------------------------- 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/sandbox/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/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-06-22 07:25:36.416 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check