MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-22 04:15:52,951 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-22 04:15:52,954 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-22 04:15:52,965 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-22 04:15:52,965 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-22 04:15:52,966 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-22 04:15:52,967 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-22 04:15:52,969 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-22 04:15:52,970 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-22 04:15:52,971 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-22 04:15:52,972 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-22 04:15:52,972 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-22 04:15:52,973 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-22 04:15:52,974 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-22 04:15:52,975 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-22 04:15:52,976 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-22 04:15:52,976 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-22 04:15:52,978 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-22 04:15:52,980 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-22 04:15:52,981 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-22 04:15:52,982 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-22 04:15:52,983 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-22 04:15:52,986 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-22 04:15:52,986 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-22 04:15:52,986 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-22 04:15:52,987 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-22 04:15:52,987 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-22 04:15:52,988 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-22 04:15:52,988 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-22 04:15:52,989 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-22 04:15:52,990 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-22 04:15:52,990 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-22 04:15:52,991 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-22 04:15:52,991 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-22 04:15:52,992 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-22 04:15:52,992 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-22 04:15:52,992 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-22 04:15:52,993 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-22 04:15:52,994 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-22 04:15:52,994 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2020-06-22 04:15:53,009 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-22 04:15:53,009 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-22 04:15:53,010 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-22 04:15:53,011 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-22 04:15:53,011 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-22 04:15:53,011 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-22 04:15:53,011 INFO L133 SettingsManager]: * Use SBE=true [2020-06-22 04:15:53,011 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-22 04:15:53,012 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-22 04:15:53,012 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-22 04:15:53,012 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-22 04:15:53,012 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-22 04:15:53,012 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-22 04:15:53,013 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-22 04:15:53,013 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:53,013 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-22 04:15:53,013 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-22 04:15:53,013 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-22 04:15:53,013 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-22 04:15:53,014 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-22 04:15:53,014 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-22 04:15:53,014 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-22 04:15:53,014 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-22 04:15:53,014 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-22 04:15:53,015 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 04:15:53,015 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-22 04:15:53,015 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-22 04:15:53,015 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-22 04:15:53,015 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-22 04:15:53,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-22 04:15:53,054 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-22 04:15:53,057 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-22 04:15:53,059 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-22 04:15:53,059 INFO L276 PluginConnector]: CDTParser initialized [2020-06-22 04:15:53,060 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 04:15:53,130 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/ebf11bc2e1784e0f9934bc99001f4a3c/FLAG44e704485 [2020-06-22 04:15:53,459 INFO L307 CDTParser]: Found 1 translation units. [2020-06-22 04:15:53,459 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 04:15:53,466 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/ebf11bc2e1784e0f9934bc99001f4a3c/FLAG44e704485 [2020-06-22 04:15:53,920 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/ebf11bc2e1784e0f9934bc99001f4a3c [2020-06-22 04:15:53,931 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-22 04:15:53,933 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-22 04:15:53,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-22 04:15:53,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-22 04:15:53,938 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-22 04:15:53,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 04:15:53" (1/1) ... [2020-06-22 04:15:53,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26adc2c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:53, skipping insertion in model container [2020-06-22 04:15:53,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 04:15:53" (1/1) ... [2020-06-22 04:15:53,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-22 04:15:53,968 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-22 04:15:54,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 04:15:54,138 INFO L191 MainTranslator]: Completed pre-run [2020-06-22 04:15:54,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 04:15:54,227 INFO L195 MainTranslator]: Completed translation [2020-06-22 04:15:54,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54 WrapperNode [2020-06-22 04:15:54,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-22 04:15:54,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-22 04:15:54,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-22 04:15:54,229 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-22 04:15:54,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-22 04:15:54,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-22 04:15:54,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-22 04:15:54,263 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-22 04:15:54,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-22 04:15:54,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-22 04:15:54,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-22 04:15:54,282 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-22 04:15:54,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (1/1) ... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 04:15:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-22 04:15:54,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-22 04:15:54,466 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-22 04:15:54,467 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2020-06-22 04:15:54,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:15:54 BoogieIcfgContainer [2020-06-22 04:15:54,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-22 04:15:54,469 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-22 04:15:54,469 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-22 04:15:54,471 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-22 04:15:54,471 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:15:54" (1/1) ... [2020-06-22 04:15:54,485 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges [2020-06-22 04:15:54,487 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-22 04:15:54,488 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-22 04:15:54,488 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-22 04:15:54,488 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-22 04:15:54,490 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-22 04:15:54,491 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-22 04:15:54,491 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-22 04:15:54,505 INFO L185 BlockEncoder]: Using Use SBE [2020-06-22 04:15:54,521 INFO L200 BlockEncoder]: SBE split 1 edges [2020-06-22 04:15:54,525 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-06-22 04:15:54,527 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 04:15:54,540 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-06-22 04:15:54,542 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-06-22 04:15:54,543 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 04:15:54,543 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 04:15:54,544 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-22 04:15:54,544 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 04:15:54,544 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 5 edges [2020-06-22 04:15:54,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 04:15:54 BasicIcfg [2020-06-22 04:15:54,545 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-22 04:15:54,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-22 04:15:54,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-22 04:15:54,549 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-22 04:15:54,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.06 04:15:53" (1/4) ... [2020-06-22 04:15:54,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdf47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:15:54, skipping insertion in model container [2020-06-22 04:15:54,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (2/4) ... [2020-06-22 04:15:54,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdf47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:15:54, skipping insertion in model container [2020-06-22 04:15:54,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:15:54" (3/4) ... [2020-06-22 04:15:54,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdf47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:15:54, skipping insertion in model container [2020-06-22 04:15:54,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 04:15:54" (4/4) ... [2020-06-22 04:15:54,553 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 04:15:54,563 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-22 04:15:54,570 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-22 04:15:54,587 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-22 04:15:54,615 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 04:15:54,616 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-22 04:15:54,616 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-22 04:15:54,616 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 04:15:54,616 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 04:15:54,616 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 04:15:54,616 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-22 04:15:54,617 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 04:15:54,617 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-22 04:15:54,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. [2020-06-22 04:15:54,636 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-22 04:15:54,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. [2020-06-22 04:15:54,688 INFO L448 ceAbstractionStarter]: For program point L14(lines 14 18) no Hoare annotation was computed. [2020-06-22 04:15:54,688 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-06-22 04:15:54,689 INFO L451 ceAbstractionStarter]: At program point L14-2(lines 13 19) the Hoare annotation is: true [2020-06-22 04:15:54,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:15:54 BasicIcfg [2020-06-22 04:15:54,696 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-22 04:15:54,697 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-22 04:15:54,697 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-22 04:15:54,700 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-22 04:15:54,701 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 04:15:54,701 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.06 04:15:53" (1/5) ... [2020-06-22 04:15:54,702 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18bac662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 04:15:54, skipping insertion in model container [2020-06-22 04:15:54,702 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 04:15:54,702 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 04:15:54" (2/5) ... [2020-06-22 04:15:54,702 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18bac662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 04:15:54, skipping insertion in model container [2020-06-22 04:15:54,702 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 04:15:54,703 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:15:54" (3/5) ... [2020-06-22 04:15:54,703 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18bac662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 04:15:54, skipping insertion in model container [2020-06-22 04:15:54,703 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 04:15:54,703 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 04:15:54" (4/5) ... [2020-06-22 04:15:54,704 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18bac662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 04:15:54, skipping insertion in model container [2020-06-22 04:15:54,704 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 04:15:54,704 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:15:54" (5/5) ... [2020-06-22 04:15:54,705 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 04:15:54,732 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 04:15:54,732 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-22 04:15:54,732 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-22 04:15:54,732 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 04:15:54,732 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 04:15:54,733 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 04:15:54,733 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-22 04:15:54,733 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 04:15:54,733 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-22 04:15:54,736 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. [2020-06-22 04:15:54,753 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-06-22 04:15:54,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 04:15:54,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 04:15:54,761 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 04:15:54,761 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-06-22 04:15:54,761 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2020-06-22 04:15:54,761 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. [2020-06-22 04:15:54,762 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-06-22 04:15:54,762 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 04:15:54,762 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 04:15:54,762 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 04:15:54,762 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-06-22 04:15:54,767 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [24] ULTIMATE.startENTRY-->L14-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 4#L14-2true [2020-06-22 04:15:54,768 INFO L796 eck$LassoCheckResult]: Loop: 4#L14-2true [28] L14-2-->L14: Formula: (<= v_ULTIMATE.start_main_~x~0_5 100) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 5#L14true [35] L14-->L14-2: Formula: (and (> 0 |v_ULTIMATE.start_main_#t~nondet1_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_7) 2))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_3|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_2|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0] 4#L14-2true [2020-06-22 04:15:54,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 04:15:54,774 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times [2020-06-22 04:15:54,776 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 04:15:54,776 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 04:15:54,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:54,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 04:15:54,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:54,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 04:15:54,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1864, now seen corresponding path program 1 times [2020-06-22 04:15:54,836 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 04:15:54,836 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 04:15:54,837 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:54,837 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 04:15:54,837 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:54,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 04:15:54,856 INFO L82 PathProgramCache]: Analyzing trace with hash 53758, now seen corresponding path program 1 times [2020-06-22 04:15:54,856 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 04:15:54,856 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 04:15:54,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:54,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 04:15:54,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:54,905 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 04:15:54,906 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 04:15:54,906 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 04:15:54,906 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 04:15:54,906 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 04:15:54,907 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:54,907 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 04:15:54,907 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 04:15:54,907 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 04:15:54,907 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 04:15:54,908 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 04:15:54,925 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 04:15:54,940 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 04:15:54,999 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 04:15:55,000 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:55,006 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 04:15:55,006 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:55,039 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 04:15:55,039 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 04:15:55,157 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 04:15:55,160 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 04:15:55,160 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 04:15:55,160 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 04:15:55,160 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 04:15:55,161 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 04:15:55,161 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 04:15:55,161 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 04:15:55,161 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 04:15:55,161 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 04:15:55,161 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 04:15:55,161 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 04:15:55,163 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 04:15:55,173 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 04:15:55,218 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 04:15:55,224 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 04:15:55,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,227 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,228 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,228 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:55,231 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:55,231 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,241 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,242 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,243 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,243 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:55,244 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:55,244 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,248 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 04:15:55,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,249 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,249 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,250 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,250 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,251 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,251 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,260 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,261 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,261 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,261 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,262 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,262 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,267 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,268 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 04:15:55,268 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,269 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,269 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,271 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,282 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 04:15:55,282 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,283 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,284 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,291 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 04:15:55,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,292 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,292 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,293 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:55,295 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:55,295 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,308 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 04:15:55,309 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,309 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,310 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:55,311 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:55,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,318 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,318 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 04:15:55,318 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,319 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,319 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:55,320 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,320 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,323 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,338 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,339 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,339 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:55,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,340 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,340 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,342 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,342 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,349 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 04:15:55,350 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,351 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,351 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:55,351 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,351 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,351 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,352 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,355 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,355 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,373 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,374 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,374 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:55,374 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,375 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,378 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,378 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,389 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,389 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 04:15:55,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,391 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,391 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:55,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,392 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:55,396 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:55,396 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,419 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,420 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,421 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,421 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:55,421 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,422 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:55,424 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:55,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,438 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 04:15:55,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,440 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:55,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,441 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,442 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,442 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,456 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,456 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:55,456 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,457 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,457 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,457 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,458 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,458 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,465 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,465 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 04:15:55,466 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,467 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,467 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:55,467 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,467 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,467 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,467 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:55,469 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:55,469 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,503 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,503 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,505 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,505 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:55,505 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,505 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,505 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,506 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:55,507 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:55,507 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,535 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 04:15:55,535 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 04:15:55,535 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 04:15:55,535 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 04:15:55,535 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 04:15:55,536 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:55,536 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 04:15:55,536 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 04:15:55,536 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 04:15:55,536 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 04:15:55,536 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 04:15:55,538 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 04:15:55,543 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 04:15:55,547 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 04:15:55,554 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 04:15:55,590 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 04:15:55,590 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:55,594 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 04:15:55,594 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 04:15:55,602 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 04:15:55,602 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:55,631 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 04:15:55,631 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 04:15:55,659 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 04:15:55,659 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=-1} Honda state: {ULTIMATE.start_main_#t~nondet1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:55,664 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 04:15:55,664 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:55,696 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 04:15:55,696 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 04:15:55,810 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 04:15:55,813 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 04:15:55,814 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 04:15:55,814 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 04:15:55,814 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 04:15:55,814 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 04:15:55,814 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 04:15:55,814 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 04:15:55,814 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 04:15:55,814 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 04:15:55,814 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 04:15:55,815 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 04:15:55,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 04:15:55,820 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 04:15:55,827 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 04:15:55,829 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 04:15:55,857 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 04:15:55,857 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 04:15:55,857 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,858 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,858 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,859 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,859 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:55,859 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:55,859 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,861 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,862 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,862 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,862 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,862 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,863 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:55,863 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:55,863 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,865 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,865 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,866 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,866 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,866 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:55,867 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:55,867 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,868 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,868 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,869 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:55,869 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:55,869 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,870 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 04:15:55,870 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,871 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,871 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,872 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,874 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,874 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 04:15:55,875 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,875 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,875 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,875 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,875 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,876 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,876 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,878 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,879 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,879 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,879 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,879 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,880 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,880 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,880 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,880 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,881 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,881 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,882 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,882 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,882 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,882 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,882 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,883 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,883 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,883 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,883 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 04:15:55,884 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,884 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,884 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,884 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,885 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,885 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,885 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,885 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,912 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,912 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,913 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,913 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,913 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,913 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,914 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,915 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,915 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,918 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 04:15:55,918 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,919 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,919 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,920 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,920 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,920 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,921 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,921 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,921 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,921 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,921 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,922 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,922 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,922 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,923 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 04:15:55,923 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,924 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,924 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,924 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,924 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:55,925 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:55,925 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,928 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,928 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 04:15:55,929 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,929 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,930 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:55,930 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:55,930 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,935 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,935 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,936 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,936 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:55,937 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:55,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,937 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,938 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,938 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:55,938 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,938 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,939 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,939 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:55,939 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:55,939 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,940 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,940 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 04:15:55,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,941 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,941 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:55,941 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,941 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,941 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,942 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,942 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,946 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,946 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:55,947 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,947 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:55,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,947 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,948 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,948 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,954 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,954 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,954 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:55,954 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,955 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,956 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,956 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,957 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,957 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,957 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:55,957 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,958 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,958 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:55,959 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:55,959 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,959 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,959 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 04:15:55,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,960 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,960 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:55,961 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,961 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,962 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,962 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,968 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,968 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,969 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,969 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:55,969 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,969 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,969 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,969 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,971 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,971 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,979 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,980 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,980 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:55,980 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,980 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,980 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,980 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,981 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,981 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,983 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 04:15:55,984 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,984 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:55,984 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,984 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:55,985 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:55,985 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,987 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,987 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 04:15:55,987 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,988 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,988 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:55,988 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:55,988 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:55,988 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:55,989 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:55,990 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:55,990 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:55,998 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:55,998 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:55,999 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:55,999 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:55,999 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,000 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,000 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,000 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:56,002 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:56,002 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,012 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,012 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,013 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,013 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,013 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,014 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:56,015 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:56,015 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,017 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,017 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,017 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,017 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,018 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:56,019 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:56,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,020 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,020 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 04:15:56,020 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 04:15:56,021 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,021 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:56,021 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,021 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,021 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,022 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,022 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,022 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,028 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,028 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,028 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:56,029 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,029 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,029 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,029 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,030 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,030 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,036 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,037 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:56,037 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,037 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,037 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,038 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,038 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,039 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,040 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,040 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,040 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:56,040 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,041 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,041 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,041 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,041 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,042 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,043 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 04:15:56,044 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,044 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,044 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,044 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,045 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,045 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,045 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:56,046 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:56,046 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,060 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,061 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,061 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,061 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,062 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,062 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,062 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,062 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:56,063 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:56,063 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,081 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,082 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,082 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,083 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,083 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,083 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,083 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,083 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:56,084 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:56,084 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,086 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,087 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,087 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,088 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,088 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,088 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,088 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,088 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:56,089 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:56,089 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,091 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,092 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-06-22 04:15:56,092 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [24] ULTIMATE.startENTRY-->L14-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 4#L14-2true [28] L14-2-->L14: Formula: (<= v_ULTIMATE.start_main_~x~0_5 100) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 5#L14true [35] L14-->L14-2: Formula: (and (> 0 |v_ULTIMATE.start_main_#t~nondet1_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_7) 2))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_3|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_2|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0] 4#L14-2true [2020-06-22 04:15:56,093 INFO L796 eck$LassoCheckResult]: Loop: 4#L14-2true [28] L14-2-->L14: Formula: (<= v_ULTIMATE.start_main_~x~0_5 100) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 5#L14true [35] L14-->L14-2: Formula: (and (> 0 |v_ULTIMATE.start_main_#t~nondet1_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_7) 2))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_3|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_2|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0] 4#L14-2true [2020-06-22 04:15:56,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 04:15:56,093 INFO L82 PathProgramCache]: Analyzing trace with hash 53758, now seen corresponding path program 2 times [2020-06-22 04:15:56,093 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 04:15:56,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 04:15:56,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:56,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 04:15:56,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:56,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 04:15:56,101 INFO L82 PathProgramCache]: Analyzing trace with hash 1864, now seen corresponding path program 2 times [2020-06-22 04:15:56,101 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 04:15:56,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 04:15:56,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:56,102 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 04:15:56,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:56,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 04:15:56,105 INFO L82 PathProgramCache]: Analyzing trace with hash 51662341, now seen corresponding path program 3 times [2020-06-22 04:15:56,106 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 04:15:56,106 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 04:15:56,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:56,106 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 04:15:56,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 04:15:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 04:15:56,140 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 04:15:56,140 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 04:15:56,140 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 04:15:56,140 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 04:15:56,141 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 04:15:56,141 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:56,141 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 04:15:56,141 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 04:15:56,141 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 04:15:56,141 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 04:15:56,141 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 04:15:56,142 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 04:15:56,146 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 04:15:56,174 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 04:15:56,174 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:56,178 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 04:15:56,178 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 04:15:56,206 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 04:15:56,206 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=-1} Honda state: {ULTIMATE.start_main_#t~nondet1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:56,216 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 04:15:56,216 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:56,265 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 04:15:56,265 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 04:15:56,389 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 04:15:56,392 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 04:15:56,393 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 04:15:56,393 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 04:15:56,393 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 04:15:56,393 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 04:15:56,393 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 04:15:56,393 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 04:15:56,393 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 04:15:56,393 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 04:15:56,393 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 04:15:56,394 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 04:15:56,395 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 04:15:56,399 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 04:15:56,422 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 04:15:56,423 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 04:15:56,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,424 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,424 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,424 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:56,425 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:56,425 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,426 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,427 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:56,427 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,427 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,427 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,427 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,428 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:56,428 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:56,428 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,429 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,430 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 04:15:56,430 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:56,430 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,430 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,431 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,431 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,431 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:56,431 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:56,431 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,433 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:56,434 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,434 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:56,435 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:56,435 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,437 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 04:15:56,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:56,438 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,438 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,438 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,439 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,439 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,439 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,441 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:56,442 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,442 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,442 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,443 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,445 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,445 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 04:15:56,446 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,446 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,446 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,447 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:56,447 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:56,447 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,450 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:56,450 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,450 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,451 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:56,452 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:56,452 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,455 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 04:15:56,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:56,456 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,456 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:56,456 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,456 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,456 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:56,457 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:56,457 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,460 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,460 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:56,461 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,461 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:56,461 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,461 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,461 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,461 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:56,462 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:56,462 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,466 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,466 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 04:15:56,467 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,467 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,467 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:56,468 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,469 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,469 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,470 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,474 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,474 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,475 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,475 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:56,475 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,476 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,477 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,477 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,483 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 04:15:56,484 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,485 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,485 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,485 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,485 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,485 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:56,487 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:56,487 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,494 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,494 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:56,495 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,495 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,495 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,495 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,495 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,496 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:56,497 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:56,497 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,508 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 04:15:56,508 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,509 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,509 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:56,509 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,509 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,509 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,509 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,510 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,510 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,516 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,517 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:56,517 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,517 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,517 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,519 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:56,519 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:56,519 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,524 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 04:15:56,525 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 04:15:56,525 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,525 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,526 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,526 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,526 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,526 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:56,527 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:56,527 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,537 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 04:15:56,537 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:56,537 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:56,538 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,538 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,538 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,538 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:56,539 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:56,539 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,556 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,582 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 04:15:56,582 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 04:15:56,582 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 04:15:56,583 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 04:15:56,583 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 04:15:56,583 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:56,583 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 04:15:56,583 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 04:15:56,583 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 04:15:56,583 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 04:15:56,583 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 04:15:56,585 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 04:15:56,587 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 04:15:56,592 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 04:15:56,603 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 04:15:56,651 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 04:15:56,651 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:56,656 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 04:15:56,657 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 04:15:56,660 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 04:15:56,661 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:56,691 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 04:15:56,691 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 04:15:56,718 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 04:15:56,719 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=-1} Honda state: {ULTIMATE.start_main_#t~nondet1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:56,725 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 04:15:56,725 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 04:15:56,759 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 04:15:56,759 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 04:15:56,889 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 04:15:56,892 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 04:15:56,892 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 04:15:56,892 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 04:15:56,892 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 04:15:56,893 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 04:15:56,893 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 04:15:56,893 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 04:15:56,893 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 04:15:56,893 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 04:15:56,893 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 04:15:56,893 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 04:15:56,895 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 04:15:56,900 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 04:15:56,906 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 04:15:56,934 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 04:15:56,986 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 04:15:56,987 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 04:15:56,987 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,988 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,988 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,988 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,988 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,989 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:56,989 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:56,989 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,990 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,991 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:56,991 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,991 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,991 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:56,991 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:56,991 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:56,992 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:56,993 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:56,993 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:56,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:56,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:56,993 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:56,995 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:56,995 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 04:15:57,000 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,000 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,000 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,001 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,001 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,001 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 04:15:57,001 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 04:15:57,001 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,002 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,002 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 04:15:57,002 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,003 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,003 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:57,003 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:57,003 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,004 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,004 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,004 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,005 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,005 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,005 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,005 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:57,005 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:57,005 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,007 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,007 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,007 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,008 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:57,009 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 04:15:57,009 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 04:15:57,015 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,016 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,016 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,016 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,016 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,017 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:57,017 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:57,017 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,018 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 04:15:57,018 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,018 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,019 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,019 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,019 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,019 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:57,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,020 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,020 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 04:15:57,020 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,021 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,021 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,021 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,021 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,021 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:57,021 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,023 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,023 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 04:15:57,024 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,024 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,024 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,024 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,026 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 04:15:57,026 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 04:15:57,034 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,035 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,035 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,036 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,036 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,036 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:57,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,037 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,037 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 04:15:57,037 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,038 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,038 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,038 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,038 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,038 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:57,039 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:57,039 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,039 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,040 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,040 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,040 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,041 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,041 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,041 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:57,041 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:57,041 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,044 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,044 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,044 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,044 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:57,047 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 04:15:57,047 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 04:15:57,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,057 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,057 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 04:15:57,057 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,058 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:57,058 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:57,058 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,059 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,059 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 04:15:57,059 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,059 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,059 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:57,060 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,060 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:57,061 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:57,061 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,097 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,098 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,099 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,099 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:57,099 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,100 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,100 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,100 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:57,101 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:57,101 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,103 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,104 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,105 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,105 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:57,105 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,105 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,105 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:57,107 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 04:15:57,107 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 04:15:57,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,115 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,115 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,116 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:57,116 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,116 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,116 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 04:15:57,117 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 04:15:57,117 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,117 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 04:15:57,118 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,118 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,118 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:57,118 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,119 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,120 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:57,120 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,121 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,121 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,122 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,122 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:57,122 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,122 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,122 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,122 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,123 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:57,123 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,127 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,127 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,128 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,128 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:57,128 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,129 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,129 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,131 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 04:15:57,131 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 04:15:57,141 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,142 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,143 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 04:15:57,143 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,143 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,143 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,143 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,144 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:57,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,145 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 04:15:57,145 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 04:15:57,146 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,146 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:57,146 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,147 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:57,148 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:57,148 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,149 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,149 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,149 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:57,149 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,150 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,150 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:57,151 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:57,151 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,158 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,158 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:57,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,159 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:57,162 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 04:15:57,162 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 04:15:57,176 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,177 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,178 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:57,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,178 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 04:15:57,179 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 04:15:57,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,180 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 04:15:57,180 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,181 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,181 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:57,181 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,181 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,181 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,182 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:57,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,184 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,184 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:57,184 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,185 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,185 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:57,185 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,188 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,189 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,189 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:57,189 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,189 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,190 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,191 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 04:15:57,191 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 04:15:57,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,211 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,211 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 04:15:57,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,211 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 04:15:57,212 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 04:15:57,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,213 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 04:15:57,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,214 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,214 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:57,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,215 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,215 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:57,215 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:57,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,218 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:57,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,219 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:57,220 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:57,220 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,229 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 04:15:57,230 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,230 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:57,230 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,230 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,230 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:57,233 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 04:15:57,233 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 04:15:57,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,268 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 04:15:57,269 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 04:15:57,269 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 04:15:57,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 04:15:57,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 04:15:57,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 04:15:57,270 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 04:15:57,271 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 04:15:57,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 04:15:57,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 04:15:57,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 04:15:57 BasicIcfg [2020-06-22 04:15:57,280 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-22 04:15:57,281 INFO L168 Benchmark]: Toolchain (without parser) took 3348.98 ms. Allocated memory was 514.9 MB in the beginning and 608.2 MB in the end (delta: 93.3 MB). Free memory was 436.7 MB in the beginning and 499.5 MB in the end (delta: -62.7 MB). Peak memory consumption was 138.3 MB. Max. memory is 50.3 GB. [2020-06-22 04:15:57,283 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 514.9 MB. Free memory is still 457.4 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-22 04:15:57,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.56 ms. Allocated memory was 514.9 MB in the beginning and 568.3 MB in the end (delta: 53.5 MB). Free memory was 436.7 MB in the beginning and 539.7 MB in the end (delta: -103.0 MB). Peak memory consumption was 29.7 MB. Max. memory is 50.3 GB. [2020-06-22 04:15:57,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.55 ms. Allocated memory is still 568.3 MB. Free memory was 539.7 MB in the beginning and 538.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 50.3 GB. [2020-06-22 04:15:57,284 INFO L168 Benchmark]: Boogie Preprocessor took 18.36 ms. Allocated memory is still 568.3 MB. Free memory was 538.0 MB in the beginning and 536.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 50.3 GB. [2020-06-22 04:15:57,285 INFO L168 Benchmark]: RCFGBuilder took 186.89 ms. Allocated memory is still 568.3 MB. Free memory was 536.6 MB in the beginning and 526.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. [2020-06-22 04:15:57,286 INFO L168 Benchmark]: BlockEncodingV2 took 76.48 ms. Allocated memory is still 568.3 MB. Free memory was 526.6 MB in the beginning and 521.3 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 50.3 GB. [2020-06-22 04:15:57,286 INFO L168 Benchmark]: TraceAbstraction took 150.41 ms. Allocated memory is still 568.3 MB. Free memory was 521.3 MB in the beginning and 512.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 50.3 GB. [2020-06-22 04:15:57,287 INFO L168 Benchmark]: BuchiAutomizer took 2583.43 ms. Allocated memory was 568.3 MB in the beginning and 608.2 MB in the end (delta: 39.8 MB). Free memory was 512.0 MB in the beginning and 499.5 MB in the end (delta: 12.5 MB). Peak memory consumption was 160.1 MB. Max. memory is 50.3 GB. [2020-06-22 04:15:57,291 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 7 locations, 9 edges - StatisticsResult: Encoded RCFG 3 locations, 5 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 514.9 MB. Free memory is still 457.4 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 294.56 ms. Allocated memory was 514.9 MB in the beginning and 568.3 MB in the end (delta: 53.5 MB). Free memory was 436.7 MB in the beginning and 539.7 MB in the end (delta: -103.0 MB). Peak memory consumption was 29.7 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 33.55 ms. Allocated memory is still 568.3 MB. Free memory was 539.7 MB in the beginning and 538.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 18.36 ms. Allocated memory is still 568.3 MB. Free memory was 538.0 MB in the beginning and 536.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 50.3 GB. * RCFGBuilder took 186.89 ms. Allocated memory is still 568.3 MB. Free memory was 536.6 MB in the beginning and 526.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 76.48 ms. Allocated memory is still 568.3 MB. Free memory was 526.6 MB in the beginning and 521.3 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 50.3 GB. * TraceAbstraction took 150.41 ms. Allocated memory is still 568.3 MB. Free memory was 521.3 MB in the beginning and 512.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 2583.43 ms. Allocated memory was 568.3 MB in the beginning and 608.2 MB in the end (delta: 39.8 MB). Free memory was 512.0 MB in the beginning and 499.5 MB in the end (delta: 12.5 MB). Peak memory consumption was 160.1 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: 13]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3 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=3occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 2.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp84 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf94 smp100 dnf100 smp100 tf105 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 38ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[24] ULTIMATE.startENTRY-->L14-2: Formula: (= v_ULTIMATE.start_main_~x~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_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0]" "[28] L14-2-->L14: Formula: (<= v_ULTIMATE.start_main_~x~0_5 100) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[]" "[35] L14-->L14-2: Formula: (and (> 0 |v_ULTIMATE.start_main_#t~nondet1_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_7) 2))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_3|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_2|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0]" Loop: "[28] L14-2-->L14: Formula: (<= v_ULTIMATE.start_main_~x~0_5 100) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[]" "[35] L14-->L14-2: Formula: (and (> 0 |v_ULTIMATE.start_main_#t~nondet1_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_7) 2))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_3|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_2|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-06-22 04:15:50.626 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-06-22 04:15:57.530 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check